break-continue.cpp

#include <iostream>
using namespace std;

int main() {

    // ===================================================
    // 1. BREAK IN FOR LOOP
    // ===================================================
    // 'break' completely exits the loop immediately
    cout << "=== 1. BREAK IN FOR LOOP ===" << endl;

    for (int i = 0; i < 10; i++) {
        if (i == 4) {
            break; // Jumps out of the loop when i reaches 4 (prints 0 to 3)
        }
        cout << i << "\n";
    }


    // ===================================================
    // 2. CONTINUE IN FOR LOOP
    // ===================================================
    // 'continue' skips the rest of current iteration and moves to the next
    cout << "\n=== 2. CONTINUE IN FOR LOOP ===" << endl;

    for (int i = 0; i < 10; i++) {
        if (i == 4) {
            continue; // Skips printing 4, then continues loop from 5
        }
        cout << i << "\n";
    }


    // ===================================================
    // 3. BREAK IN WHILE LOOP
    // ===================================================
    cout << "\n=== 3. BREAK IN WHILE LOOP ===" << endl;

    int j = 0;
    while (j < 10) {
        cout << j << "\n";
        j++;
        if (j == 4) {
            break; // Stops and exits the while loop when j hits 4
        }
    }


    // ===================================================
    // 4. CONTINUE IN WHILE LOOP
    // ===================================================
    cout << "\n=== 4. CONTINUE IN WHILE LOOP ===" << endl;

    int k = 0;
    while (k < 10) {
        if (k == 4) {
            k++; // Crucial: increment before continue to avoid an infinite loop!
            continue; // Skips printing 4
        }
        cout << k << "\n";
        k++;
    }

    return 0;
}