import java.util.Scanner;

public class Main {
	public static void main(String[] args){
		Scanner std = new Scanner(System.in);
	    while(true){
	 	    int a = Integer.parseInt(std.next());
	 	    String op = std.next();
	 	    int b = Integer.parseInt(std.next());

	 	    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);
	    	else break;
	    }
	}
}
/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