【c语言源码项目】【产品追源码】【积分吧源码】case统计源码

【c语言源码项目】【产品追源码】【积分吧源码】case统计源码_case代码

时间:2024-11-24 22:49:05 来源：shopyy 独立站源码编辑：蜜桃影院源码合成

1.求C语言源代码题目学生成绩管理系统
2.Cè¯è¨ç»¼åè®¾è®¡
3.求一个小型学生理财系统的统计面向对象程序设计的源代码
4.用java编程：输入一个16位的长整型数,利用swith语句统计其中一到九每个数字出现的次数
5.求一个c++小程序源代码，要求200行以上，源码c语言源码项目给100分，代码产品追源码能用再加100

case统计源码_case代码

求C语言源代码题目学生成绩管理系统

#include <cstdlib>

#include <iostream>

using namespace std;

int main(int argc,统计积分吧源码 char *argv[])

{ #define UP

#define DOWN

#define INSERT

#define DEL

#define ENTER

#define KEY

#define KEY A

#define KEY B

#define KEY C

#define KEY D

#define KEY E

#define KEY F

#define KEY G

#define KEY H

#define KEY I

#define KEY K

#define KEY L

#define KEY M

#define KEY N

#define KEY O

#define KEY P

#define KEY Q

#define KEY R

#define KEY S

#define KEY T

#define KEY U

#define KEY V

#define KEY W

#define KEY X

#define KEY Y

#define KEY Z

#define ALT F2

#define ALT F6

#define CTRL 4

#define SHIFT 1

#define ESC 1

#define BACKSPACE

#define LEN sizeof(struct student)

/*菜单选项。下拉标志*/

int menu x yes=1;

int menu y yes=0;

int menu x=1;

int menu x old=0;

int menu y1=1,源码知否源码 menu y3=1;

/*保存文件名*/

char filename[]="NONAME.dat";

/*开辟保存数据的空间*/

void *buf=0;

int left,top,right,bottom;

/*开辟保存数据的空间*/

struct student

{ long num;

char name[];

float h maths;

float english;

float c;

float sum;

int s sum;

struct student*next;

};

struct student*head=0,*p1,*p2;

int record n;

char key buf[];

long student number=0;

char student name[];

float student score=0;

/*读键扫描码*/

char get key(void)

{ AH=0; int (0X); return( AH); }

/*显示字符*/

void show char(char z)

{ AL=z; AH=0x0e; int (0x);}

/*测试是否有键输入*/

int key pressed(void)

{ AH=0x0b; int (0x); if( AL==0) return(0); else return(1);}

/*退出程序*/

voidquit（void）

{ void free data(void);void restore menu(void); free data();

restore menu(); window(1,1,,,0x0f);

cur show(); gotoxy(1,1); exit(1);

}

/*回到dos提示符*/

void os shell(void)

{ void mainmenu show(void);

window(1,1,,,0x0f);

cur show(); gotoxy(1,1); system("");

mainmenu show();

}

/*主窗口文字*/

void main menu 1(void)

{ int i,j; char*p;

char*mainmenu word[]={ "File ","Save ","Options ","About me"};

if(menu x!=menu x old||!menu y yes)

{ p=mainmenu word[0];

putstr(4,1,0x,p,);

for(i=0;i<;i++) if(*p++<='Z') putchar(i+4,1,*(p-1),0x);

p=mianmenu word[0];

if(menu x yes)

for(i=0;j=0;i<;i++)

{ it('A'<=*p&&*(p+1)=='')break;

putchar(i+4,1,*p,0x0f); }

p++; }

}

void main menu 2(void)

{ int i; int len; char *p;

char*mainmenu word[6]={ "F1-Help","F2-Save","F5-OS shell","F-Menu","Message"};

void main box(void); main box();

p=mainmenu word[0]; putstr(2,,0x,p,);

for(i=0;i<;i++) { if(*p=='F'||('0'<=*p&&*p<='9'))putchar(i+2,*p,0x); p++; }

p=mainmenu word[4]; putstr(,,0x,p,9); len=strlen(filename);

putchar(-len/2-1,2,'',0x);

for(p=filename,i=0;*p!=0;p++;i++) putchar(-len/2+i,2,*p,0x);

putchar(-len/2+len,2,'',0x);

}

/*主窗口线框*/

void main box(void)

{ int i;

for(i=1;i<=;I++) { putchar(i,2,,0x); putchar(i,,,0x);putchar(i,,,0x);}

for(i=1;i<=;i++) { putchar(1,i,,0x); putchar(,i,,0x); }

putchar(1,2,,0x); putchar(,2,,0x); putchar(1,,,0x);

putchar(,,,0x); putchar(1,,,0x); putchar(,,,0x);

}

/*显示主窗口菜单*/

voidmianmenu show (void)

{ textmode set(); cur hide();

window(1,1,,,0x1e);

window(1,1,,1,0x);

window(1,,,,0x);

main menu ; main menu ;

}

/*显示下拉菜单*/

void menu show (void)

{ int i;

char*submenu word[][5]={ { "New file F4","Open file F3","OS shell F5","Quit Alt-X"},

p"Input F6","Delete F8","Update F9","query F","Sort F"}};

switch(menu x)

{ case 1:

if(menu x!=menu x old)

{ menu x old=menu x; menu window(3,2,,8); menu box(3,2,,8,3,0);}

for(i=0;i<2;i++)

{ putstr(4,3+i,0x,submenu word[0][i],);

putchar(5,3+i,*(submenu word[0][i]+1),0x); }

for(i=3;i<5;i++) putstr(4,3+i,0x7-,submenu word[0][i-1],);

putchar(6,6,*(submenu word[0][2]+2),0x);

putchar(5,7,*(submenu word[0][3]+1),0x);

window(4,2+menu y1,,2+menu y1,0x0f);

if(menu y1<=2)

putstr(4,2+menu y1,0x0f,submenu word[0][menu y1-1],);

else

putstr(4,2+menu y1,0x0f,submenu word[0][menu y1-2],); break;

case 2:menu x old=menu x; menu window(,2,,8);}

for(i=0;i<5;i++)

{ putstr(,3+i,0x,submenu word[1][i],);

putchar(,3+i,*(submenu word[1][i]+1,0x); }

window(,2+menu y3,,2+menu y3,0x0f);

putstr(,2+menu y3,0x0f,submenu word[1][menu y3-1],); break;

case 4:menu x old=menu x; }

}

/*清空键盘缓冲*/

void clr buf(void){ key buf[1]=0;}

void free data(void)

{ struct student*pa,*pb;

if(head)

{ pb=pa=head;

do{ pb=pa; pa=pb->next; free(pb);}while(pa!=0);head=0; }

}

/*姓名处理*/

int string name(void)

{ int i,j;

if(key buf[1]==0) return(0);

for(i=2,j=0;i<=key buf[1]+1;i++;j++)

student name[j]='\0'; return(1);}

/*输入数据*/

voidinput（int flag）

{ int i; char*s1="NO. Name H maths English C\\C++ ";

char*s2=" | | | | ";

char*title="INPUT"; menu window(,,,); window(,,,,0x);

putstr(,,0x,title,7); putstr(,,0x,s1,);

if(head==0)

{ head=p1=p2=(struct student*)malloc(LEN);if(!head)memory error();

p1->next=0;

else{

for(p1=head,record n=0;p1!=0;record n++)

{ p2=p1; p1=p2->next; }

p1=(struct student*)malloc(LEN);

if(!p1)memory error();

p2->next=p1; }

while(1)

{ record n++; putstr(,,0x,s2,);

if(flag==1)

{ gotoxy(,); printf("Record%d",record n); }

do{ window(,,,,0x);

if(!getstring(,,))goto out ;

}while(!getstring number());

p1->num=student number;

do{ if(!getstring(,,)) goto out;

}while(!string name());

strcpy(pi->name,student name);

for(i=1;i<=3;i++)

{ do{ window(+(i-1)*8,,0x);

if(!getstring(+(i-1)*8,,5)) gotoout;

}while(!string score());

if(i==1)p1->h maths=student score;

if(i==2)pi->english=student score;

if(i==3)p1->c=student score; }

p1->sum=0.0; p1->s num=0;

if(flag==2){ record n--;goto out;}

p2=p1;

p1=(struct student*)malloc(LEN);

if(!p1)memory error();

p1->next=0; p2->next=p1; }

out: cur hide(); window(,,,,0x1e);

if(flag==1) { if(head==p1)head=0; free(p1); p2->next=0; info(1); record n--; }

menu x yes=1; main menu 1();

}

/*查看是否有该成绩*/

struct student* search(int flag)

{ struct student8pa,*pb; if(head==0)return(0); pb=pa=head;

if(flag==1)

{ if(head->num==student number) return(head-1);

do{ if(pa->num==student number) return(pb);

pb=pa; pa=pb->next;} while(pa!=0); }

return (0);

}

/*查询，删除，代码川牌源码修改对话框*/

struct student*msg box(int which)

{ int flag; int key; char*p="<-A B->"; menu window(,统计,,); gotoxy(,);

printf("Number OR Name"); window(,,,,0x); gotoxy(,);

printf(" | "); gotoxy(,);

switch(which)

{ case 1:printf("Delete");break;

case 2:printf("Update");break;

case 3:printf("Query");break; }

do{ while(!key pressed())

now time();

key=get key(); if(key==KEY A) { flag=1;break;}

if(key==KEY B) { flag=2;break;} printf("\");

}while(1);

putstr(,,0x,p,7);

if(flag==1)

{ do{

gotoxy(,); printf(" | "):

if(!getstring(,,)) goto out;

}while(!string number());

window(,,,,0x1e); return(search(1)); }

else

{ do{ gotoxy(,); printf(" | ");

if(!getstring(,,)) goto out;

}while(!string name());

window(,,,,0x1e); return(0);}

/*删除记录*/

void delete(void)

{ struct student*pa,*pb; pb=msg box(1); if(pb==0)info(3);

else

{ if(pb==(head-1))

{ pb=head; if(pb->next==0) head=0;

else head=pb->next; }

else

{ if(pb->next->next==0) { pb->next=pa; } }

record n--; info(2); }}

/*删除记录*/

void update(void)

{ int i; struct student*p; i=record n; p=msg box(2;

if(p==0)info(3);

else

{ input(2);

if(i==record n)

{ if(p==(head-1)){

head->num=p1->num; strcpy(head->name,p1->name);

head->h maths=p1->h maths; head->english=p1->english;

head->c=p1->c; free(p1); p2->next=0; }

else { p->next->num=p1->num; strcpy(p->next->name,p1->name);

p->next->h maths=p1->h maths; p->next->english=p1->english;

p->next->c=p1->c; free(p1); p2->next=0; }

info(4); }

else { record n--;p2->next=0;free(p1);info(5);} }}

/*查询成绩*/

void query（void）

{ struct student*p,*pa,*pb; int key ,flag,i,j;

char*str="NO. Name H matns English C\\C++ Sum S NO.";

char*sm="NO. Name h maths English C\\C++ (who fails)";

menu window(,,,); gotoxy(,); printf("Find Fail");

putchar(,,'A',0xe4); putchar(,,'B',0xe4);

do{ if(!key pressed()) now time();

key=get key();

if(key==KEY A){ flag=1;break;}

if(key==KEY B){ flag=2;break;}

printf("\"); }while(1);

window(,,,,0x1e); if(flag==1)

{ p=msg box(3); if(p==0) info(3);

else{ window(6,5,,,0x0e); window(5,4,,,0x5e); window(6,5,,,0x0e);

putstr(,4,0x5a,str,); gotoxy(6,6);

if(p!=(head-1)){ pa=p->next;p=pa;}

else p=head;

printf("%d%s%8.1f%9.1f%9.1f%9.1f%6d\n",\

p->num,p->name,p->h maths,p->english,p->c,p->sum,p->s sum);

}}

if(flag==2)

{ window(6,5,,,0x0e);window(5,4,,,0x5e); window(6,5,,,0x0e);

putchar(,4,0x5a,sm,); if(head)

{ pa=head; j=0;

do{ j++; i=0; window(6,5,,,0x0e); gotoxy(,);

printf("Page%d",j);

{ if(pa->c<||pa->h maths<||pa->english<)

{ gotoxy(6,6+i); i++;

printf("%d%s%8.1f%9.1f%9.1f%9.1f%6d\n",\

p->num,p->name,p->h maths,p->english,p->c,p->sum,p->s sum);}

pb=pa; pa=pb->next; }while(i!=&&pa!=0);

while(!key pressed()) now time();

get key(); }while(pa!=0);

goto out;}}

while(!key pressed())

now time();get key();

out:window(5,4,,,0x1e);}

/*成绩排名*/

void sort(void)

{ int i,j,n,flag; struct student*pa=0,*pb=0;

struct student*p[],*pmin;

char*str="NO. Name H maths English C\\C++ Sum S NO.";

window(6,5,,,0x0e); window(5,4,,,0x5e); window(6,5,,,0x0e);

putstr(,4,0x5a,str,); window(,,,,0x5b);

if(head!=0)

{ i=0; pb=pa=head;

{ p[i]=pa; i++; pa->sum=pa->h maths+pa->english+pa->c;

pb=pa; pa=pb->next; }while(pa!=0);

for(n=record n-1,i=0;i<n;i++)

{ flag=0;

for(j=0;j<n-i;j++)

if(p[j]->sum<p[j+1]->sum)

{ pmin=p[j]; p[j]=p[j+1]; p[j+1]=pmin; flag=1; }

if(flag==0)break; }

head=pb=pa=p[0]; head->s sum=1;

if(record n>1)

for(i=1;i<record n;i++) { pa->s sum=i; pb=pa; pa=pb->next=p[i];}

p2=p1=p[record n-1]; p1->s sum=record n;

p1->next=0; pb=pa=head;

j=0;

do{

j++;i=0; window(6,5,,,0x0e); gotoxy(,); printf("Page%d",j);

{ gotoxy(6,6+i); i++;

printf("%d%s%8.1f%9.1f%9.1f%9.1f%6d\n",\

p->num,p->name,p->h maths,p->english,p->c,p->sum,p->s sum);}

pb=pa; pa=pb->next; }while(i!=&&pa!=0);

while(!key pressed()) now time();

get key(); }while(pa!=0);

goto out;}

while(!key pressed())

now time();get key();

out:window(5,4,,,0x1e);}

/*输入文件名*/

int input filename（int m）

{ char*p; int fp; menu window(,,,);

window(,,,,0x);

gotoxy(,); printf("File name");

if(!getstring(,,)) goto no;

if(key buf[1]==0) goto no;

p=key buf+2; key buf[key buf[1]+2]='\0';

if(fp=fopen(p,"rb+"))==0)

{ if(m==2) goto no; if(fp=fopen(p,"wb+"))==0 goto no; }

fclose(fp); strcpy(filename,p);

yes: window(,,,,0x1e);

return(1);

no: window(,,,,0x1e);

return(0);

}

/*新建文件*/

void new file（void）

{ int fp;

if(input filename(1)==0) info(9;

else

{ main menu 2(); free data(); fp=fopen(filename,"wb+"); fclose(fp); info(); }

}

/*打开文件*/

void open file(void)

{ struct student*pa,*pb; int fp;

if(input filename(2)==0)info(6);

else

{ free data(); head=pb=pa=(struct student*)malloc(LEN); fp=fopen(filename,"rb+";

fread(&pa->num,LEN,1,fp);}

info(8); fclose(fp); input(1); }}

/*保存文件*/

void save fiel(void)

{ struct student8pa,*pb; int fp;

if((fp=fopen(filename,"rb+"))==0) fp=fopen(filename,"wb+");

pb=pa=head;

if(fp!=0&&head!=0)

{ do{ fwrite(&pa->num,LEN,1,fp); pb=pa; pa=pb->next;}while(pa!=0);

fclose(fp); }

info(7);

}

void about me(void)

{ int i; char*title="About Me"; char*str[]={ " I'M A BIG.BIG WORLD. "};

menu window(,5,,); putstr(,5,0x,title,);

for(i=0;i<;i++)putstr(,6+i,0x,str[i],);

while(!key pressed()) now time();

get key(); window(,5,,,0x1e);

}

system("PAUSE");

return EXIT_SUCCESS;

}

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#include "stdio.h"

#include "conio.h"

main()

{

int i,j,k;

printf("\n");

for(i=1;i<5;i++) /*ä»¥ä¸ä¸ºä¸éå¾ªç¯*/

for(j=1;j<5;j++)

for (k=1;k<5;k++)

{

if (i!=k&&i!=j&&j!=k) /*ç¡®ä¿iãjãkä¸ä½äºä¸ç¸å*/

printf("%d,%d,%d\n",i,j,k);

}

getch();

}

==============================================================

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#include "stdio.h"

#include "conio.h"

main()

{

long int i;

int bonus1,bonus2,bonus4,bonus6,bonus,bonus;

scanf("%ld",&i);

bonus1=*0. 1;

bonus2=bonus1+*0.;

bonus4=bonus2+*0.5;

bonus6=bonus4+*0.3;

bonus=bonus6+*0.;

if(i<=)

bonus=i*0.1;

else if(i<=)

bonus=bonus1+(i-)*0.;

else if(i<=)

bonus=bonus2+(i-)*0.;

else if(i<=)

bonus=bonus4+(i-)*0.;

else if(i<=)

bonus=bonus6+(i-)*0.;

else

bonus=bonus+(i-)*0.;

printf("bonus=%d",bonus);

getch();

}

==============================================================

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#include "math.h"

#include "stdio.h"

#include "conio.h"

main()

{

long int i,x,y,z;

for (i=1;i<;i++)

{

x=sqrt(i+); /*xä¸ºå ä¸åå¼æ¹åçç»æ*/

y=sqrt(i+); /*yä¸ºåå ä¸åå¼æ¹åçç»æ*/

printf("\n%ld\n",i);

}

getch();

}

==============================================================

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#include "stdio.h"

#include "conio.h"

main()

{

int day,month,year,sum,leap;

printf("\nplease input year,month,day\n");

scanf("%d,%d,%d",&year,&month,&day);

switch(month) /*åè®¡ç®ææä»¥åæä»½çæ»å¤©æ°*/

{

case 1:sum=0;break;

case 2:sum=;break;

case 3:sum=;break;

case 4:sum=;break;

case 5:sum=;break;

case 6:sum=;break;

case 7:sum=;break;

case 8:sum=;break;

case 9:sum=;break;

case :sum=;break;

default:printf("data error");break;

}

sum=sum+day; /*åå ä¸æå¤©çå¤©æ°*/

if(year%==0||(year%4==0&&year%!=0)) /*å¤ææ¯ä¸æ¯é°å¹´*/

leap=1;

else

leap=0;

if(leap==1&&month>2) /*å¦ææ¯é°å¹´ä¸æä»½å¤§äº2,æ»å¤©æ°åºè¯¥å ä¸å¤©*/

sum++;

printf("It is the %dth day.",sum);

getch();

}

==============================================================

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#include "stdio.h"

#include "conio.h"

main()

{

int x,y,z,t;

scanf("%d%d%d",&x,&y,&z);

if (x>y)

{ t=x;x=y;y=t;} /*äº¤æ¢x,yçå¼*/

if(x>z)

{ t=z;z=x;x=t;} /*äº¤æ¢x,zçå¼*/

if(y>z)

{ t=y;y=z;z=t;} /*äº¤æ¢z,yçå¼*/

printf("small to big: %d %d %d\n",x,y,z);

getch();

}

==============================================================

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#include "stdio.h"

#include "conio.h"

main()

{

printf("Hello C-world!\n");

printf(" ****\n");

printf(" *\n");

printf(" * \n");

printf(" ****\n");

getch();

}

==============================================================

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#include "stdio.h"

#include "conio.h"

main()

{

char a=,b=;

printf("%c%c%c%c%c\n",b,a,a,a,b);

printf("%c%c%c%c%c\n",a,b,a,b,a);

printf("%c%c%c%c%c\n",a,a,b,a,a);

printf("%c%c%c%c%c\n",a,b,a,b,a);

printf("%c%c%c%c%c\n",b,a,a,a,b);

getch();

}

==============================================================

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#include "stdio.h"

#include "conio.h"

main()

{

int i,j,result;

printf("\n");

for (i=1;i<;i++)

{

for(j=1;j<;j++)

{

result=i*j;

printf("%d*%d=%-3d",i,j,result); /*-3dè¡¨ç¤ºå·¦å¯¹é½ï¼å 3ä½*/

}

printf("\n"); /*æ¯ä¸è¡åæ¢è¡*/

}

getch();

}

==============================================================

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#include "stdio.h"

#include "conio.h"

main()

{

int i,j;

for(i=0;i<8;i++)

{

for(j=0;j<8;j++)

if((i+j)%2==0)

printf("%c%c",,);

else

printf(" ");

printf("\n");

}

getch();

}

==============================================================

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#include "stdio.h"

#include "conio.h"

main()

{

int i,j;

printf("\1\1\n"); /*è¾åºä¸¤ä¸ªç¬è¸*/

for(i=1;i<;i++)

{

for(j=1;j<=i;j++)

printf("%c%c",,);

printf("\n");

}

getch();

}

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2.ç¨åºæºä»£ç ï¼

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#include "stdio.h"

#include "conio.h"

main()

{

long f1,f2;

int i;

f1=f2=1;

for(i=1;i<=;i++)

{

printf("%ld %ld",f1,f2);

if(i%2==0) printf("\n"); /*æ§å¶è¾åºï¼æ¯è¡åä¸ª*/

f1=f1+f2; /*åä¸¤ä¸ªæå èµ·æ¥èµå¼ç»ç¬¬ä¸ä¸ªæ*/

f2=f1+f2; /*åä¸¤ä¸ªæå èµ·æ¥èµå¼ç»ç¬¬ä¸ä¸ªæ*/

}

getch();

}

==============================================================

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åè¡¨ææ¤æ°ä¸æ¯ç´ æ°ï¼åä¹æ¯ç´ æ°ã ãããããã

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#include "stdio.h"

#include "conio.h"

#include "math.h"

main()

{

int m,i,k,h=0,leap=1;

printf("\n");

for(m=;m<=;m++)

{

k=sqrt(m+1);

for(i=2;i<=k;i++)

if(m%i==0)

{

leap=0;

break;

}

if(leap)

{

printf("%-4d",m);

h++;

if(h%==0)

printf("\n");

}

leap=1;

}

printf("\nThe total is %d",h);

getch();

}

==============================================================

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#include "stdio.h"

#include "conio.h"

main()

{

int i,j,k,n;

printf("'water flower'number is:");

for(n=;n<;n++)

{

i=n/;/*åè§£åºç¾ä½*/

j=n/%;/*åè§£åºåä½*/

k=n%;/*åè§£åºä¸ªä½*/

if(i*+j*+k==i*i*i+j*j*j+k*k*k)

printf("%-5d",n);

}

getch();

}

==============================================================

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/* zheng int is divided yinshu*/

#include "stdio.h"

#include "conio.h"

main()

{

int n,i;

printf("\nplease input a number:\n");

scanf("%d",&n);

printf("%d=",n);

for(i=2;i<=n;i++)

while(n!=i)

{

if(n%i==0)

{

printf("%d*",i);

n=n/i;

}

else

break;

}

printf("%d",n);

getch();

}

==============================================================

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#include "stdio.h"

#include "conio.h"

main()

{

int score;

char grade;

printf("please input a score\n");

scanf("%d",&score);

grade=score>=?'A':(score>=?'B':'C');

printf("%d belongs to %c",score,grade);

getch();

}

==============================================================

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#include "stdio.h"

#include "conio.h"

main()

{

int a,b,num1,num2,temp;

printf("please input two numbers:\n");

scanf("%d,%d",&num1,&num2);

if(num1<num2)/*äº¤æ¢ä¸¤ä¸ªæ°ï¼ä½¿å¤§æ°æ¾å¨num1ä¸*/

{

temp=num1;

num1=num2;

num2=temp;

}

a=num1;b=num2;

while(b!=0)/*å©ç¨è¾é¤æ³ï¼ç´å°bä¸º0ä¸ºæ¢*/

{

temp=a%b;

a=b;

b=temp;

}

printf("gongyueshu:%d\n",a);

printf("gongbeishu:%d\n",num1*num2/a);

getch();

}

==============================================================

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#include "stdio.h"

#include "conio.h"

main()

{

char c;

int letters=0,space=0,digit=0,others=0;

printf("please input some characters\n");

while((c=getchar())!='\n')

{

if(c>='a'&&c<='z'||c>='A'&&c<='Z')

letters++;

else if(c==' ')

space++;

else if(c>='0'&&c<='9')

digit++;

else

others++;

}

printf("all in all:char=%d space=%d digit=%d others=%d\n",letters,

space,digit,others);

getch();

}

==============================================================

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é¢ç®ï¼æ±s=a+aa+aaa+aaaa+aa...açå¼ï¼å¶ä¸aæ¯ä¸ä¸ªæ°åãä¾å¦2++++(æ¤æ¶

å±æ5ä¸ªæ°ç¸å )ï¼å ä¸ªæ°ç¸å æé®çæ§å¶ã

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#include "stdio.h"

#include "conio.h"

main()

{

int a,n,count=1;

long int sn=0,tn=0;

printf("please input a and n\n");

scanf("%d,%d",&a,&n);

printf("a=%d,n=%d\n",a,n);

while(count<=n)

{

tn=tn+a;

sn=sn+tn;

a=a*;

++count;

}

printf("a+aa+...=%ld\n",sn);

getch();

}

==============================================================

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#include "stdio.h"

#include "conio.h"

main()

{

static int k[];

int i,j,n,s;

for(j=2;j<;j++)

{

n=-1;

s=j;

for(i=1;i<j;i++)

{

if((j%i)==0)

{

n++;

s=s-i;

k[n]=i;

}

if(s==0)

{

printf("%d is a wanshu",j);

for(i=0;i<n;i++)

printf("%d,",k);

printf("%d\n",k[n]);

}

getch();

}

==============================================================

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#include "stdio.h"

main()

{

float sn=.0,hn=sn/2;

int n;

for(n=2;n<=;n++)

{

sn=sn+2*hn;/*ç¬¬næ¬¡è½å°æ¶å±ç»è¿çç±³æ°*/

hn=hn/2; /*ç¬¬næ¬¡åè·³é«åº¦*/

}

printf("the total of road is %f\n",sn);

printf("the tenth is %f meter\n",hn);

getch();

}

求一个小型学生理财系统的面向对象程序设计的源代码

#include <iostream.h>

#include <fstream.h>

#include <string.h>

#include <stdlib.h>

const unsigned int COUNT = 5;//账户数量为5

typedef struct Money{

int Date;

float money;

Money *next;

}Income,Expense;

typedef struct{

Income *income;//收入记录

Expense *expense;//支出记录

float incomeaccount;//收入统计

float expenseaccount;//支出统计

int incomelenght;

int expenselenght;

}Account;

class AccountInformation{

private:

Account L[COUNT];

public:

AccountInformation();

~AccountInformation();

int InitAccount();

void getExpense(int choice[]);

void getIncome(int choice[]);

void addExpense(int choice,Expense *elem);

void addIncome(int choice,Expense *elem);

void updateIncome(int choice,Expense elem);

void updateExpense(int choice,Expense elem);

void deleteIncome(int choice,int date);

void deleteExpense(int choice,int date);

void countAll();

void saveInfo();

};

AccountInformation::AccountInformation()

{

InitAccount();

}

AccountInformation::~AccountInformation()

{

}

int AccountInformation::InitAccount()

{

for(int i=0;i<COUNT;i++)

{

L[i].income=new Income;

L[i].expense=new Expense;

if(L[i].income==NULL||L[i].expense==NULL)

{

cout<<"分配内存失败."<<endl;

return 0;

}

L[i].incomelenght=0;

L[i].expenselenght=0;

L[i].incomeaccount=0;

L[i].expenseaccount=0;

}

Money *Q,*P;

char s[2];

//读取收入信息

ifstream fin1("income.txt");

if(fin1.fail())

{

cout<<"文件打开失败!"<<endl;

return 0;

}

for(i=0;i<COUNT;i++)

{

fin1>>s;

Q=L[i].income;

while(s[0]!='#')

{

if((int)s[1]==0)

Q->Date=(int)s[0]-;

else

Q->Date=((int)s[0]-)*+(int)s[1]-;

fin1>>Q->money;

Q->next=new Income;

L[i].incomelenght++;

L[i].incomeaccount+=Q->money;

P=Q;

Q=Q->next;

fin1>>s;

}

P->next=NULL;

}

fin1.close();

//读取支出信息

ifstream fin2("expense.txt");

if(fin2.fail())

{

cout<<"文件打开失败!"<<endl;

return 0;

}

for(i=0;i<COUNT;i++)

{

fin2>>s;

Q=L[i].expense;

while(s[0]!='#')

{

if((int)s[1]==0)

Q->Date=(int)s[0]-;

else

Q->Date=((int)s[0]-)*+(int)s[1]-;

fin2>>Q->money;

Q->next=new Income;

L[i].expenselenght++;

L[i].expenseaccount+=Q->money;

P=Q;

Q=Q->next;

fin2>>s;

}

P->next=NULL;

}

fin2.close();

return 1;

}

void AccountInformation::getExpense(int choice[])

{

Expense *Q;

float m=0.0;

for(int i=0;i<COUNT;i++)

if(choice[i]!=0)

{

Q=L[choice[i]-1].expense;

cout<<"账户"<<choice[i]<<"的支出信息为"<<endl;

cout<<"DATE\tMONEY"<<endl;

while(Q!=NULL)

{

cout<<Q->Date<<"\t"<<Q->money<<endl;

Q=Q->next;

}

cout<<"账户"<<choice[i]<<"的总支出信息为"<<L[choice[i]-1].expenseaccount<<endl<<endl;

m+=L[choice[i]-1].expenseaccount;

}

cout<<"总支出信息为"<<m<<endl;

}

void AccountInformation::getIncome(int choice[])

{

Income *Q;

float m=0.0;

for(int i=0;i<COUNT;i++)

if(choice[i]!=0)

{

Q=L[choice[i]-1].income;

cout<<"账户"<<choice[i]<<"的收入信息为"<<endl;

cout<<"DATE\tMONEY"<<endl;

while(Q!=NULL)

{

cout<<Q->Date<<"\t"<<Q->money<<endl;

Q=Q->next;

}

cout<<"账户"<<choice[i]<<"的总收入信息为"<<L[choice[i]-1].incomeaccount<<endl<<endl;

m+=L[choice[i]-1].incomeaccount;

}

cout<<"总收入信息为"<<m<<endl;

}

void AccountInformation::addExpense(int choice,Expense *elem)

{

Expense *Q,*P;

Q=L[choice-1].expense;

while(Q!=NULL)

{

if(Q->Date==elem->Date)

{

Q->money+=elem->money;

L[choice-1].expenseaccount+=elem->money;

return ;

}

if(Q->Date>elem->Date&&P->Date<elem->Date)

break;

P=Q;

Q=Q->next;

}

P->next=elem;

elem->next=Q;

L[choice-1].expenseaccount+=elem->money;

L[choice-1].expenselenght++;

}

void AccountInformation::addIncome(int choice,Expense *elem)

{

Expense *Q,*P;

Q=L[choice-1].income;

while(Q!=NULL)

{

if(Q->Date==elem->Date)

{

Q->money+=elem->money;

L[choice-1].incomeaccount+=elem->money;

return ;

}

if(Q->Date>elem->Date&&P->Date<elem->Date)

break;

P=Q;

Q=Q->next;

}

P->next=elem;

elem->next=Q;

L[choice-1].incomeaccount+=elem->money;

L[choice-1].incomelenght++;

}

void AccountInformation::updateExpense(int choice,Expense elem)

{

Expense *Q;

Q=L[choice-1].expense;

while(Q!=NULL)

{

if(Q->Date==elem.Date)

{

Q->money=elem.money;

L[choice-1].expenseaccount=elem.money-Q->money;

return ;

}

Q=Q->next;

}

void AccountInformation::updateIncome(int choice,Expense elem)

{

Expense *Q;

Q=L[choice-1].income;

while(Q!=NULL)

{

if(Q->Date==elem.Date)

{

Q->money=elem.money;

L[choice-1].incomeaccount=elem.money-Q->money;

return ;

}

Q=Q->next;

}

void AccountInformation::deleteExpense(int choice,int date)

{

Expense *Q,*P;

Q=L[choice-1].expense;

if(Q->Date==date)

{

L[choice-1].expense=NULL;

L[choice-1].expenseaccount=0.0;

L[choice-1].expenselenght=0;

}

while(Q!=NULL)

{

if(Q->Date==date)

{

P->next=Q->next;

L[choice-1].expenseaccount-=Q->money;

L[choice-1].expenselenght--;

return ;

}

P=Q;

Q=Q->next;

}

void AccountInformation::deleteIncome(int choice,int date)

{

Expense *Q,*P;

Q=L[choice-1].income;

if(Q->Date==date)

{

L[choice-1].income=NULL;

L[choice-1].incomeaccount=0.0;

L[choice-1].incomelenght=0;

}

while(Q!=NULL)

{

if(Q->Date==date)

{

P->next=Q->next;

L[choice-1].incomeaccount-=Q->money;

L[choice-1].incomelenght--;

return ;

}

P=Q;

Q=Q->next;

}

void AccountInformation::countAll()

{

Expense *Q;

float allincome=0.0;//总收入

float allexpense=0.0;//总支出

float a[COUNT],b[COUNT],c[COUNT],d[COUNT];

int date1,date2;

for(int i=0;i<COUNT;i++)

{

//收入信息

Q=L[i].income;

date1=Q->Date;

date2=Q->Date;

while (Q!=NULL)

{

if(Q->Date<date1)

date1=Q->Date;

if(Q->Date>date2)

date2=Q->Date;

Q=Q->next;

}

a[i]=L[i].incomeaccount/(date2-date1);//单位时间收入

c[i]=L[i].incomeaccount;//账户总收入

allincome+=L[i].incomeaccount;//总收入

//支出信息

Q=L[i].expense;

date1=Q->Date;

date2=Q->Date;

while (Q!=NULL)

{

if(Q->Date<date1)

date1=Q->Date;

if(Q->Date>date2)

date2=Q->Date;

Q=Q->next;

}

b[i]=L[i].expenseaccount/(date2-date1);//单位时间支出

d[i]=L[i].expenseaccount;//账户总支出

allexpense+=L[i].expenseaccount;//总支出

}

int k[COUNT]={ 1,2,3,4,5};

int l[COUNT]={ 1,2,3,4,5};

int t;

float f;

for(i=0;i<COUNT-1;i++)

for(int j=i+1;j<COUNT;j++)

if(a[i]>a[j])

{

f=a[j];

a[j]=a[i];

a[i]=f;

t=k[j];

k[j]=k[i];

k[i]=t;

}

else if(c[i]>c[j])

{

f=c[j];

c[j]=c[i];

c[i]=f;

t=l[j];

l[j]=l[i];

l[i]=t;

}

cout<<"总收入为:"<<allincome<<endl;

cout<<"账户收入分别为:\t\t单位时间内账户收入为:"<<endl;

for(i=0;i<COUNT;i++)

cout<<"账户"<<l[i]<<"的收入为:"<<c[i]<<"\t账户"<<k[i]<<"的收入为"<<a[i]<<endl;

for(i=0;i<COUNT;i++)

{

k[i]=i+1;

l[i]=i+1;

}

for(i=0;i<COUNT-1;i++)

for(int j=i+1;j<COUNT;j++)

if(b[i]>b[j])

{

f=a[j];

a[j]=a[i];

a[i]=f;

t=k[j];

k[j]=k[i];

k[i]=t;

}

else if(d[i]>d[j])

{

f=c[j];

c[j]=c[i];

c[i]=f;

t=l[j];

l[j]=l[i];

l[i]=t;

}

cout<<"总支出为:"<<allincome<<endl;

cout<<"账户支出分别为:\t\t单位时间内账户支出为:"<<endl;

for(i=0;i<COUNT;i++)

cout<<"账户"<<l[i]<<"的支出为:"<<d[i]<<"\t账户"<<k[i]<<"的支出为"<<b[i]<<endl;

}

void AccountInformation::saveInfo()

{

Money *Q;

ofstream fout1("income.txt",ios::trunc);

if(fout1.fail())

{

cout<<"文件打开失败!"<<endl;

return ;

}

for(int i=0;i<COUNT;i++)

{

Q=L[i].income;

while(Q!=NULL)

{

fout1<<Q->Date<<" "<<Q->money<<'\n';

Q=Q->next;

}

fout1<<"#\n";

}

fout1.close();

ofstream fout2("expense.txt",ios::trunc);

if(fout2.fail())

{

cout<<"文件打开失败!"<<endl;

return ;

}

for(i=0;i<COUNT;i++)

{

Q=L[i].expense;

while(Q!=NULL)

{

fout2<<Q->Date<<" "<<Q->money<<'\n';

Q=Q->next;

}

fout2<<"#\n";

}

fout2.close();

}

void menu1(int choice[COUNT])

{

char s[5];

cout<<"

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