import java.util.Scanner;

/**
 *
 * @author lenovo
 */
    public class Main {

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

        while (true) {

            int a = scanner.nextInt();
            String op = scanner.next();
            char ch = op.charAt(0);
            int b = scanner.nextInt();
            switch (ch) {
                case '+':
                    System.out.println(a + b);
                    break;
                case '-':
                    System.out.println(a - b);
                    break;
                case '*':
                    System.out.println(a * b);
                    break;
                case '/':
                    if (b == 0) {
                        //  System.out.println("?¢??????°?????¶??????????????????!");
                        break;
                    } else {
                        System.out.println(a / b);
                        break;
                    }
                 default:
                    return;
            }
        }
    }
} import java.util.Scanner; Scanner java.util     public class Main {

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

        while (true) {

            int a = scanner.nextInt();
            String op = scanner.next();
            char ch = op.charAt(0);
            int b = scanner.nextInt();
            switch (ch) {
                case '+':
                    System.out.println(a + b);
                    break;
                case '-':
                    System.out.println(a - b);
                    break;
                case '*':
                    System.out.println(a * b);
                    break;
                case '/':
                    if (b == 0) {
                        //  System.out.println("?¢??????°?????¶??????????????????!");
                        break;
                    } else {
                        System.out.println(a / b);
                        break;
                    }
                 default:
                    return;
            }
        }
    }
} Main public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);

        while (true) {

            int a = scanner.nextInt();
            String op = scanner.next();
            char ch = op.charAt(0);
            int b = scanner.nextInt();
            switch (ch) {
                case '+':
                    System.out.println(a + b);
                    break;
                case '-':
                    System.out.println(a - b);
                    break;
                case '*':
                    System.out.println(a * b);
                    break;
                case '/':
                    if (b == 0) {
                        //  System.out.println("?¢??????°?????¶??????????????????!");
                        break;
                    } else {
                        System.out.println(a / b);
                        break;
                    }
                 default:
                    return;
            }
        }
    } main {
        Scanner scanner = new Scanner(System.in);

        while (true) {

            int a = scanner.nextInt();
            String op = scanner.next();
            char ch = op.charAt(0);
            int b = scanner.nextInt();
            switch (ch) {
                case '+':
                    System.out.println(a + b);
                    break;
                case '-':
                    System.out.println(a - b);
                    break;
                case '*':
                    System.out.println(a * b);
                    break;
                case '/':
                    if (b == 0) {
                        //  System.out.println("?¢??????°?????¶??????????????????!");
                        break;
                    } else {
                        System.out.println(a / b);
                        break;
                    }
                 default:
                    return;
            }
        }
    } Scanner scanner = new Scanner(System.in); scanner new Scanner(System.in) while (true) {

            int a = scanner.nextInt();
            String op = scanner.next();
            char ch = op.charAt(0);
            int b = scanner.nextInt();
            switch (ch) {
                case '+':
                    System.out.println(a + b);
                    break;
                case '-':
                    System.out.println(a - b);
                    break;
                case '*':
                    System.out.println(a * b);
                    break;
                case '/':
                    if (b == 0) {
                        //  System.out.println("?¢??????°?????¶??????????????????!");
                        break;
                    } else {
                        System.out.println(a / b);
                        break;
                    }
                 default:
                    return;
            }
        } true {

            int a = scanner.nextInt();
            String op = scanner.next();
            char ch = op.charAt(0);
            int b = scanner.nextInt();
            switch (ch) {
                case '+':
                    System.out.println(a + b);
                    break;
                case '-':
                    System.out.println(a - b);
                    break;
                case '*':
                    System.out.println(a * b);
                    break;
                case '/':
                    if (b == 0) {
                        //  System.out.println("?¢??????°?????¶??????????????????!");
                        break;
                    } else {
                        System.out.println(a / b);
                        break;
                    }
                 default:
                    return;
            }
        } int a = scanner.nextInt(); a scanner.nextInt() scanner.nextInt scanner String op = scanner.next(); op scanner.next() scanner.next scanner char ch = op.charAt(0); ch op.charAt(0) op.charAt op 0 int b = scanner.nextInt(); b scanner.nextInt() scanner.nextInt scanner switch (ch) {
                case '+':
                    System.out.println(a + b);
                    break;
                case '-':
                    System.out.println(a - b);
                    break;
                case '*':
                    System.out.println(a * b);
                    break;
                case '/':
                    if (b == 0) {
                        //  System.out.println("?¢??????°?????¶??????????????????!");
                        break;
                    } else {
                        System.out.println(a / b);
                        break;
                    }
                 default:
                    return;
            } ch case '+': '+' case '+': System.out.println(a + b) System.out.println System.out System System.out a + b a b break; case '-': '-' case '-': System.out.println(a - b) System.out.println System.out System System.out a - b a b break; case '*': '*' case '*': System.out.println(a * b) System.out.println System.out System System.out a * b a b break; case '/': '/' case '/': if (b == 0) {
                        //  System.out.println("?¢??????°?????¶??????????????????!");
                        break;
                    } else {
                        System.out.println(a / b);
                        break;
                    } b == 0 b 0 {
                        //  System.out.println("?¢??????°?????¶??????????????????!");
                        break;
                    } break; {
                        System.out.println(a / b);
                        break;
                    } System.out.println(a / b) System.out.println System.out System System.out a / b a b break; default: default: return; String[] args args     public class Main {

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

        while (true) {

            int a = scanner.nextInt();
            String op = scanner.next();
            char ch = op.charAt(0);
            int b = scanner.nextInt();
            switch (ch) {
                case '+':
                    System.out.println(a + b);
                    break;
                case '-':
                    System.out.println(a - b);
                    break;
                case '*':
                    System.out.println(a * b);
                    break;
                case '/':
                    if (b == 0) {
                        //  System.out.println("?¢??????°?????¶??????????????????!");
                        break;
                    } else {
                        System.out.println(a / b);
                        break;
                    }
                 default:
                    return;
            }
        }
    }
}     public class Main {

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

        while (true) {

            int a = scanner.nextInt();
            String op = scanner.next();
            char ch = op.charAt(0);
            int b = scanner.nextInt();
            switch (ch) {
                case '+':
                    System.out.println(a + b);
                    break;
                case '-':
                    System.out.println(a - b);
                    break;
                case '*':
                    System.out.println(a * b);
                    break;
                case '/':
                    if (b == 0) {
                        //  System.out.println("?¢??????°?????¶??????????????????!");
                        break;
                    } else {
                        System.out.println(a / b);
                        break;
                    }
                 default:
                    return;
            }
        }
    }
} Main
import java.util.Scanner;

/**
 *
 * @author lenovo
 */
    public class Main {

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

        while (true) {

            int a = scanner.nextInt();
            String op = scanner.next();
            char ch = op.charAt(0);
            int b = scanner.nextInt();
            switch (ch) {
                case '+':
                    System.out.println(a + b);
                    break;
                case '-':
                    System.out.println(a - b);
                    break;
                case '*':
                    System.out.println(a * b);
                    break;
                case '/':
                    if (b == 0) {
                        //  System.out.println("?¢??????°?????¶??????????????????!");
                        break;
                    } else {
                        System.out.println(a / b);
                        break;
                    }
                 default:
                    return;
            }
        }
    }
}