Write a C++ program to print the given pattern.

Write a C++ program to print the given pattern.

Sample Input:

4

Sample Output:

1

2 3

4 5 6

7 8 9 10

Program Code: 

#include <iostream>

using namespace std;

int main()

{

int i,j, k,n;

cout<<"Enter a number :";

cin>>n;

k=1;

for(int i = 1; i <=n; i++)

{

for(int j = 1; j<=i; j++)

{

if(i==j)

{

cout<<k;

}

else

{

cout<<k<<" ";

}

k++;

}

cout << endl;

}

return 0;

}

The program output is tested on www.jdoodle.com

Output:

Enter a number : 4

1

2 3

4 5 6

7 8 9 10

Thanks
Mukesh Rajput