text: If on the top row or leftmost column , there is no path there .
code: if ( i == 1 and j == 1 ) : NEW_LINE INDENT continue ; NEW_LINE DEDENT dp [ i ] [ j ] = ( dp [ i - 1 ] [ j ] + dp [ i ] [ j - 1 ] + dp [ i - 1 ] [ j - 1 ] ) ; NEW_LINE