lala

du3/program.c

@@ -67,11 +67,11 @@ int main(){
 				case '-': result = b - a; break;
 				case '*': result = b * a;break;
 				case '/':
-					  if(b == 0){
+					  if(a == 0){
 						fprintf(stderr, "division by zero\n");
 						return 0;
 					  }
-				result = a / b;
+				result = b / a;
 	       			break;			
 			}
 		push(&mystack,result);