網頁文章 javax.portlet.title.56

#include <stdio.h>

#include <stdlib.h>
 
int main()
{
int m,n,A;
int ch;

int aaa(int, int);
int bbb(int, int);
int ccc(int, int);
int ddd(int, int);

printf("1. 加\n");
printf("2. 減\n");
printf("3. 乘\n");
printf("4. 除\n");
printf("================\n");

printf("請輸2個數:");
scanf("%d %d", &m,&n);
printf("choose Function: ");
scanf("%d",&ch);
//printf("%d\n",ch);


switch(ch)
{
case 1:
A=aaa(m,n);
printf("The result is=%d\n",A);
break;
case 2:
A=bbb(m,n);
printf("The result is =%d\n",A);
break;
case 3:
A=ccc(m,n);
printf("The result is=%d\n",A);
break;
case 4:
A=ddd(m,n);
printf("The result is=%d\n",A);
break;
default:
printf("選項錯誤 %d\n",ch);
}

system("pause");
return 0;
}


int aaa(int m,int n)
{
return(m+n);
}

int bbb(int m,int n)
{
return(m-n);
}

int ccc(int m,int n)
{
return(m*n);
}

int ddd(int m,int n)
{
return(m/n);
}