[4,2,2,4,6], 20*3600+900 => [4,2,2,4,6,2], 20*3600+1800 => [4,2,2,4], 20*3600+2700 => [4,2,2,4], 21*3600 => [4,2,2,2,2], 21*3600+900 => [4,2,2,2,2], 21*3600+900 => [4,2,2], 21*3600+900 => [4,2,2], 22*3600 => [4,2,2,2,2], 22*3600+900 => [4,2,2,2,2], 22*3600+900 => [4,2,2], 22*3600+900 => [4,2,2], 23*3600 => [4,2,2,2,2], 23*3600+900 => [4,2,2,2,2], 23*3600+900 => [4,2,2], 23*3600+900 => [4,2,2], ]; } }