import java.io.*;
 
class Main {
    public static void main(String[] args) throws IOException {
        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
        while (true) {
            String[] line = br.readLine().split(" ");
            int a = Integer.parseInt(line[0]);
            int b = Integer.parseInt(line[2]);
            if (line[1].equals("+")) System.out.println(a + b);
            else if (line[1].equals("-")) System.out.println(a - b);
            else if (line[1].equals("*")) System.out.println(a * b);
            else if (line[1].equals("/")) System.out.println(a / b);
            else break;
        }
    }
} import java.io.*; io.* java class Main {
    public static void main(String[] args) throws IOException {
        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
        while (true) {
            String[] line = br.readLine().split(" ");
            int a = Integer.parseInt(line[0]);
            int b = Integer.parseInt(line[2]);
            if (line[1].equals("+")) System.out.println(a + b);
            else if (line[1].equals("-")) System.out.println(a - b);
            else if (line[1].equals("*")) System.out.println(a * b);
            else if (line[1].equals("/")) System.out.println(a / b);
            else break;
        }
    }
} Main public static void main(String[] args) throws IOException {
        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
        while (true) {
            String[] line = br.readLine().split(" ");
            int a = Integer.parseInt(line[0]);
            int b = Integer.parseInt(line[2]);
            if (line[1].equals("+")) System.out.println(a + b);
            else if (line[1].equals("-")) System.out.println(a - b);
            else if (line[1].equals("*")) System.out.println(a * b);
            else if (line[1].equals("/")) System.out.println(a / b);
            else break;
        }
    } main {
        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
        while (true) {
            String[] line = br.readLine().split(" ");
            int a = Integer.parseInt(line[0]);
            int b = Integer.parseInt(line[2]);
            if (line[1].equals("+")) System.out.println(a + b);
            else if (line[1].equals("-")) System.out.println(a - b);
            else if (line[1].equals("*")) System.out.println(a * b);
            else if (line[1].equals("/")) System.out.println(a / b);
            else break;
        }
    } BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); br new BufferedReader(new InputStreamReader(System.in)) while (true) {
            String[] line = br.readLine().split(" ");
            int a = Integer.parseInt(line[0]);
            int b = Integer.parseInt(line[2]);
            if (line[1].equals("+")) System.out.println(a + b);
            else if (line[1].equals("-")) System.out.println(a - b);
            else if (line[1].equals("*")) System.out.println(a * b);
            else if (line[1].equals("/")) System.out.println(a / b);
            else break;
        } true {
            String[] line = br.readLine().split(" ");
            int a = Integer.parseInt(line[0]);
            int b = Integer.parseInt(line[2]);
            if (line[1].equals("+")) System.out.println(a + b);
            else if (line[1].equals("-")) System.out.println(a - b);
            else if (line[1].equals("*")) System.out.println(a * b);
            else if (line[1].equals("/")) System.out.println(a / b);
            else break;
        } String[] line = br.readLine().split(" "); line br.readLine().split(" ") br.readLine().split br.readLine() br.readLine br " " int a = Integer.parseInt(line[0]); a Integer.parseInt(line[0]) Integer.parseInt Integer line[0] line 0 int b = Integer.parseInt(line[2]); b Integer.parseInt(line[2]) Integer.parseInt Integer line[2] line 2 if (line[1].equals("+")) System.out.println(a + b);
            else if (line[1].equals("-")) System.out.println(a - b);
            else if (line[1].equals("*")) System.out.println(a * b);
            else if (line[1].equals("/")) System.out.println(a / b);
            else break; line[1].equals("+") line[1].equals line[1] line 1 "+" System.out.println(a + b) System.out.println System.out System System.out a + b a b if (line[1].equals("-")) System.out.println(a - b);
            else if (line[1].equals("*")) System.out.println(a * b);
            else if (line[1].equals("/")) System.out.println(a / b);
            else break; line[1].equals("-") line[1].equals line[1] line 1 "-" System.out.println(a - b) System.out.println System.out System System.out a - b a b if (line[1].equals("*")) System.out.println(a * b);
            else if (line[1].equals("/")) System.out.println(a / b);
            else break; line[1].equals("*") line[1].equals line[1] line 1 "*" System.out.println(a * b) System.out.println System.out System System.out a * b a b if (line[1].equals("/")) System.out.println(a / b);
            else break; line[1].equals("/") line[1].equals line[1] line 1 "/" System.out.println(a / b) System.out.println System.out System System.out a / b a b break; String[] args args
import java.io.*;
 
class Main {
    public static void main(String[] args) throws IOException {
        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
        while (true) {
            String[] line = br.readLine().split(" ");
            int a = Integer.parseInt(line[0]);
            int b = Integer.parseInt(line[2]);
            if (line[1].equals("+")) System.out.println(a + b);
            else if (line[1].equals("-")) System.out.println(a - b);
            else if (line[1].equals("*")) System.out.println(a * b);
            else if (line[1].equals("/")) System.out.println(a / b);
            else break;
        }
    }
}