nCr.cpp
// Function to return the value of nCr 
Function to return the value of nCr
Function to return the value of nCr
int nCr(int n, int r) 
{ 
    return l[n][r]; 
}
int nCr ( int n , int r ) { return l [ n ] [ r ] ; }
Function to return the value of nCr
Function to return the value of nCr
// Return nCr 