import java.util.Scanner;

class Main {

	public static void main(String[] args) {

		Scanner scan = new Scanner(System.in);

		for(;;){

			int x = scan.nextInt();
			char ch = scan.next().charAt(0);
			if(ch == '?')
				break;
			int y = scan.nextInt();
			switch(ch){
			case '+':
				System.out.println(x + y);
				break;
			case '-':
				System.out.println(x - y);
				break;
			case '*':
				System.out.println(x * y);
				break;
			case '/':
				System.out.println(x / y);
				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