/*AOJ-ITP-4-3*/

/* 
 * ???????????´??° a, b ??¨?????????????????? op ?????????????????§???a op b ????¨??????????????????°?????????????????????????????????
 * ????????????????????? op ??????"+"(???)???"-"(???)???"*"(???)???"/"(???)???????????¨??????
 * ???????????§????????????????????´??????????°???°?????\??????????????¨????????????????¨????????????¨???????????? 
 */

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
 
public class Main {
    public static void main(String[] args) throws NumberFormatException, IOException {
 
    	BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
        String st[];
        String str;
        String op;
        int ans = 0;
        
        while(true){
        	str = br.readLine();
            st = str.split(" ");
        	int a = Integer.parseInt(st[0]);
        	op = st[1];
        	int b = Integer.parseInt(st[2]);
        	
        	if(op.equals("?")){break;}
        	
        	if(op.equals("+")){
        		ans = a + b;
        	}else if(op.equals("-")){
        		ans = a - b;
        	}else if(op.equals("*")){
        		ans = a * b;
        	}else if(op.equals("/")){
        		ans = a / b;
        	}
        	System.out.println(ans);
        }
    }
}
/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