import java.util.Scanner;
class Main{
	
	Scanner sc = new Scanner(System.in);
	int a;
	String op;
	int b;
	
	void cp3(){
		while(true){
			a = sc.nextInt();
			op = sc.next();
			b = sc.nextInt();
			if(op.equals("?"))break;
		
		
		
			if ( op.equals("+")){
				System.out.println(a+b);
			} else if ( op.equals ("-")){
				System.out.println(a-b);
			} else if ( op.equals("*")){
				System.out.println(a*b);
			} else if ( op.equals("/")){
				System.out.println(a/b);
			}
		}

	
	}
		
		public static void main(String[]agrs){
			new Main().cp3();
		}
	}
/tmp/hf-datasets-cache/medium/datasets/42704881117311-config-parquet-and-info-qiankunmu-Project_CodeNet-896c9d36/hub/datasets--qiankunmu--Project_CodeNet_Python800_and_Java250/snapshots/c899fde44a77ba1cc14973ed3de064e4ff3aadc7/Project_CodeNet_Java250.tar.gz