Computation - Simple Calculator
#include <stdio.h>
#include <math.h>
main()
{
int a,b,d;
char c;
while(1){
scanf("%d %c %d",&a,&c,&b);
if(c=='?')break;
if(c=='+')d=a+b;
if(c=='-')d=a-b;
if(c=='*')d=a*b;
if(c=='/')d=a/b;
printf("%d\n",d);
}
}