import java.util.*;

class Main{
	public static void main(String args[]){
		Scanner sc = new Scanner(System.in);
		int[] ans = new int[20000];
		int cnt = 0;
		
		while(true){
			int a = sc.nextInt();
			String op = sc.next();
			int b = sc.nextInt();
			
			if(op.equals("?"))
				break;
			
			if(op.equals("+"))
				ans[cnt] = a + b;
			else if(op.equals("-"))
				ans[cnt] = a - b;
			else if(op.equals("*"))
				ans[cnt] = a * b;
			else
				ans[cnt] = a / b;
			
			cnt ++;
		}
		
		for(int i = 0; i < cnt; i++){
			System.out.println(ans[i]);
		}
	}
}
/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