Example: Number Palindrome Pyramid in C++

C
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Java
Python
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// Number Palindrome Pyramid
#include <iostream>
using namespace std;

int main() {
    int rows;
    cout << "Enter the number of rows for the number palindrome pyramid: ";
    cin >> rows;

    // Outer loop for rows
    for (int i = 1; i <= rows; ++i) {
        // Step 1: Print leading spaces
        for (int space = 1; space <= rows - i; ++space) {
            cout << "  "; // Two spaces for alignment
        }

        // Step 2: Print ascending numbers
        for (int j = 1; j <= i; ++j) {
            cout << j << " ";
        }

        // Step 3: Print descending numbers (excluding the peak number)
        for (int j = i - 1; j >= 1; --j) {
            cout << j << " ";
        }
        cout << endl; // Move to the next line after each row
    }

    return 0;
}