Program to print a pattern of numbers in C++

In this tutorial, we will be discussing a program to print a given pattern of numbers.

Our task is to make use of looping structure in the code and print the given pattern −

 1 232 34543 4567654 567898765

Example

 Live Demo

#include<bits/stdc++.h> using namespace std; int main(){    int n = 5, i, j, num = 1, gap;    gap = n - 1;    for ( j = 1 ; j <= n ; j++ ){       num = j;       for ( i = 1 ; i <= gap ; i++ )       cout << " ";       gap --;       for ( i = 1 ; i <= j ; i++ ){          cout << num;          num++;       }       num--;       num--;       for ( i = 1 ; i < j ; i++){          cout << num;          num--;       }       cout << "\n";    }    return 0; }

Output

 1 232 34543 4567654 567898765