#include <iostream>

using namespace std;

int main() {

    // while loop
    cout << "while loop:" << endl;
    int i = 0;
    while (i < 5) {
        cout << i << endl;
        i++;
    }

    // do while loop
    i = 0;
    cout << "do while loop:" << endl;
    do {
        cout << i << endl;
        i++;
    }
    while (i < 5);

    // for loop
    cout << "for loop:" << endl;
        for (int i = 0; i < 5; i++) {
        cout << i << endl;
    }

    // for each loop
    cout << "for each loop:" << endl;
    int myNumbers[5] = {10, 20, 30, 40, 50};
    for (int i : myNumbers) {
        cout << i << endl;
    }

    // break
    cout << "break:" << endl;
    for (int i = 0; i < 10; i++) {
        if (i == 4) {
            break;
        }
        cout << i << endl;
    }

    // continue
    cout << "continue:" << endl;
    for (int i = 0; i < 10; i++) {
        if (i == 4) {
            continue;
        }
        cout << i << endl;
    } 
}