Print Word in a triangular structure

/*   Input : World


Output :
W
Wo
Wor
Worl
World                        */

#include<iostream.h>

#include<conio.h>

#include<string.h>



void main()
{
char wrd[15];
cout<<"\n Enter a String :";
cin.getline(wrd,15);
for(int i=0; wrd[i] != '\0' ; ++i)
{  for(int j=0; j<=i; ++j)
    cout<
cout<<"\n";
}
}