#include<stdio.h>
main()
{ int x, y;
  char zn;

  do{
   scanf("%d %d\n", &x, &y);
   scanf("%c", &zn);
   switch(zn)
   {
    case '+': printf("%d+%d=%d\n", x, y, x+y);
              break;
    case '-': printf("%d-%d=%d\n", x, y, x-y);
              break;
    case '*': printf("%d*%d=%d\n", x, y, x*y);
              break;
    case '%': printf("%d%%%d=%d\n", x, y, x%y);
              break;
    default : printf("nacisnoles zly klawisz, ponow wybor...\n");
              break;
   }
  }while(zn!='.');

  return 0;
}