Question 629865
{{{drawing( 300, 300, -5, 5, -3, 8, grid( 1 ),blue(line( -1, 5, 0, 4 )),blue(line( 0, 4, 1, 4 )), blue(line( 1, 4, 2, 5 )), blue(line( 2, 5, 2, 6 )), blue(line( 2, 6, 3, 5 )), blue(line( 3, 5, 4, 5 )))}}}