#include
void main() { int x,y,z; char c;
scanf("%d%c%d",&x,&c,&y);
switch ( c ) {
case '+': z=x+y; break;
case '-': z=x-y; break;
case '*': z=x*y; break;
case '/': if ( y!=0 ) z=x/y; else z=0; break;
default : z=0; break;
}
printf("%d%c%d=%d\n",x,c,y,z);
}