Untitled

#include <iostream>
using namespace std;

int sum(int a, int b) {
    return a + b;
}
int dif(int a, int b) {
    return a - b;
}
int mul(int a, int b) {
    return a * b;
}
int divi(int a, int b) {
    return a / b;
}
int step(int a, int b) {
    int i = 0;
    int count = 1;
    while (i < b) {
        count *= a;
        i++;
    }
    return count;
}

int main()
{
    int a, b;
    char c;
    cin >> a >> c >> b;
    if (c == '+') {
        cout << sum(a, b);
    }
    if (c == '-') {
        cout << dif(a, b);
    }
    if (c == '*') {
        cout << mul(a, b);
    }
    if (c == '/') {
        cout << divi(a, b);
    }
    if (c == '^') {
        cout << step(a, b);
    }
}