import java.io.*;
import java.util.*;

class Main{
  public static void main(String[] args) {
  Scanner scan = new Scanner(System.in);

while(true) {
    int a = scan.nextInt();
    char op = scan.next().charAt(0);
    int b = scan.nextInt();

    if (op == '?'){
      break;
    } else if (op == '+'){
      System.out.println(a + b);
    } else  if (op == '-'){
      System.out.println(a - b);
    } else  if (op == '*'){
      System.out.println(a * b);
    } else  if (op == '/'){
      System.out.println(a / b);
    }
    }
  }
}
/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