1 #include <iostream> 2 using namespace std; 3 int main() 4 { 5 6 char c; 7 int a,b; 8 scanf("%c%d%d",&c,&a,&b); 9 if(c=='+') 10 printf("%d ",a+b); 11 if(c=='-') 12 printf("%d ",a-b); 13 if(c=='/') 14 printf("%d ",a/b); 15 if(c=='*') 16 printf("%d ",a*b); 17 }