Find the nearest perfect square to s
for i in range ( int ( s ) , 0 , - 1 ) : NEW_LINE INDENT for j in range ( 1 , i ) : NEW_LINE INDENT if ( j * j == i ) : NEW_LINE INDENT pSq = i ; NEW_LINE N = j ; NEW_LINE break ; NEW_LINE DEDENT DEDENT if ( pSq > 0 ) : NEW_LINE INDENT break ; NEW_LINE DEDENT DEDENT