import java.util.*;

class Main {
        public static void main(String args[]) {
                try (Scanner sc = new Scanner(System.in)) {
                        int a, b;
                        char c;
                        while (true) {
                                a = sc.nextInt();
                                c = sc.next().charAt(0);
                                b = sc.nextInt();
                                switch (c) {
                                        case '?':
                                                return;
                                        case '+':
                                                System.out.println(a + b);break;
                                        case '-':
                                                System.out.println(a - b);break;
                                        case '*':
                                                System.out.println(a * b);break;
                                        case '/':
                                                System.out.println(a/b);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