结对项目：四则运算

 1 #include<stdio.h>
 2 #include<math.h>
 3 int main()
 4 {
 5     int x,y,result;
 6     char z;
 7     while(~scanf("%d %d %c",&x,&y,&z))
 8     {
 9     
10     if(z==‘+‘)
11     result=x+y;
12     if(z==‘-‘)
13     result=x-y;
14     if(z==‘*‘)
15     result=x*y;
16     if(z==‘/‘)
17     result=x/y;
18          if(z==‘%‘)
19     result=x%y; 
20     printf("%d %c %d = %d\n",x,z,y,result);
21     
22     }
23     
24 }