

import java.util.Scanner;

public class Main {
	public static void main(String[] args){
		//????????£????????????????????°?????????????????£?¨?
		Scanner sc = new Scanner(System.in);
		//??°?????????
		while(true){
			//???????????°???
			int intA = sc.nextInt();
			//??????
			String strOp = sc.next();
			//???????????°???
			int intB = sc.nextInt();
			//?????¶strOp????????????????¨????
			if("+".equals (strOp)){
				System.out.println(intA + intB);
			}else if("-".equals (strOp)){
				System.out.println(intA - intB);
			}else if("*".equals (strOp)){
				System.out.println(intA * intB);
			}else if("/".equals (strOp)){
				System.out.println(intA / intB);
			}else if("?".equals(strOp)){
				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