import java.util.*;

class Main{
	static int a;
	static int b;
	static int c;
	static int d;
	static int e;
	static int p;
	static double f;
	static int g;
	static int h;
	static int i;
	static int j;
	static int k;
	static int l;
	static int m;
	static int o;
	static int q;
	static double r;
	static int s;
	static int t;
	static int u;
	static double x;
	static double y;
	private static Scanner sc;
	public static void main(String[]agrs){
		sc=new Scanner(System.in);
		a=sc.nextInt();
		String op=sc.next();
		b=sc.nextInt();
		int ans=0;
		while(true){
			if(op.equals("+"))ans=a+b;
			if(op.equals("-"))ans=a-b;
			else if(op.equals("*"))ans= a*b;
			else if(op.equals("/"))ans=a/b;
			else if(op.equals("?"))break;
			System.out.println(ans);
			a=sc.nextInt();
			op=sc.next();
			b=sc.nextInt();
			
			
		}
		
		
		
		
	}
}
/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