#include<iostream>
using namespace std;
#include<string.h>

int main()
{
    char s[] = "C Programming";
    int i, j;

    for(i=0; i<strlen(s); i++)
    {
        for(j=0;j<=i; j++)
        {
            cout<< s[j];
        }
        cout<<"\n";
    }
    return 0;
}