{18: 1, 19: 1, 20: 1, 22: 1, 23: 1, 24: 1, 25: 1, 26: 1, 28: 1, 29: 1} {18: 1, 19: 1, 20: 1, 22: 1, 23: 1, 24: 1, 25: 1, 26: 1, 28: 1, 29: 1} {18: 1, 19: 1, 20: 1, 22: 1, 23: 1, 24: 1, 25: 1, 26: 1, 28: 1, 29: 1}