input = [[65, 61], [84], [33, 34], [70, 71], [86, 87], [134, 135], [136, 137], [80, 79], [21], [73, 74], [98], [138], [41, 44, 45], [70], [111], [104], [131, 132], [33, 39], [52, 46], [0, 3], [73], [152, 153], [122, 123], [99], [33, 41], [129, 130], [17, 14], [116], [156], [100], [154, 155], [139], [85], [76, 78], [114, 115], [61, 62], [105, 106], [61], [94, 95], [149, 150], [124, 125], [46], [4, 6], [28, 30], [144], [109, 110], [57, 60], [21, 23], [128], [28], [57], [33, 36, 37], [27, 21], [65], [76], [14, 15], [142, 143], [41], [0, 1], [112, 113], [11], [140, 141], [4], [90], [9, 10, 7], [17], [17, 20], [107, 108], [147, 148], [117], [31], [101, 102, 103], [126, 127], [7], [133], [53, 54], [81, 82], [145, 146], [67, 68], [53], [46, 47], [91], [120, 118, 119], [151], [83], [67], [92], [88, 89], [121], [93], [96, 97]]
expected = [[0, 1, 3], [4, 6], [7, 9, 10], [11], [14, 15, 17, 20], [21, 23, 27], [28, 30], [31], [33, 34, 36, 37, 39, 41, 44, 45], [46, 47, 52], [53, 54], [57, 60], [61, 62, 65], [67, 68], [70, 71], [73, 74], [76, 78], [79, 80], [81, 82], [83], [84], [85], [86, 87], [88, 89], [90], [91], [92], [93], [94, 95], [96, 97], [98], [99], [100], [101, 102, 103], [104], [105, 106], [107, 108], [109, 110], [111], [112, 113], [114, 115], [116], [117], [118, 119, 120], [121], [122, 123], [124, 125], [126, 127], [128], [129, 130], [131, 132], [133], [134, 135], [136, 137], [138], [139], [140, 141], [142, 143], [144], [145, 146], [147, 148], [149, 150], [151], [152, 153], [154, 155], [156]]
actual = [[65, 61], [84], [33, 34], [70, 71], [86, 87], [134, 135], [136, 137], [80, 79], [21], [73, 74], [98], [138], [41, 44, 45], [70], [111], [104], [131, 132], [33, 39], [52, 46], [0, 3], [73], [152, 153], [122, 123], [99], [33, 41], [129, 130], [17, 14], [116], [156], [100], [154, 155], [139], [85], [76, 78], [114, 115], [61, 62], [105, 106], [61], [94, 95], [149, 150], [124, 125], [46], [4, 6], [28, 30], [144], [109, 110], [57, 60], [21, 23], [128], [28], [57], [33, 36, 37], [27, 21], [65], [76], [14, 15], [142, 143], [41], [0, 1], [112, 113], [11], [140, 141], [4], [90], [9, 10, 7], [17, 20], [107, 108], [147, 148], [117], [31], [101, 102, 103], [126, 127], [7], [133], [53, 54], [81, 82], [145, 146], [67, 68], [53], [46, 47], [91], [120, 118, 119], [151], [83], [67], [92], [88, 89], [121], [93], [96, 97]]
sorted_input = [[0, 1], [0, 3], [4], [4, 6], [7], [7, 9, 10], [11], [14, 15], [14, 17], [17], [17, 20], [21], [21, 23], [21, 27], [28], [28, 30], [31], [33, 34], [33, 36, 37], [33, 39], [33, 41], [41], [41, 44, 45], [46], [46, 47], [46, 52], [53], [53, 54], [57], [57, 60], [61], [61, 62], [61, 65], [65], [67], [67, 68], [70], [70, 71], [73], [73, 74], [76], [76, 78], [79, 80], [81, 82], [83], [84], [85], [86, 87], [88, 89], [90], [91], [92], [93], [94, 95], [96, 97], [98], [99], [100], [101, 102, 103], [104], [105, 106], [107, 108], [109, 110], [111], [112, 113], [114, 115], [116], [117], [118, 119, 120], [121], [122, 123], [124, 125], [126, 127], [128], [129, 130], [131, 132], [133], [134, 135], [136, 137], [138], [139], [140, 141], [142, 143], [144], [145, 146], [147, 148], [149, 150], [151], [152, 153], [154, 155], [156]]
sorted_expected = [[0, 1, 3], [4, 6], [7, 9, 10], [11], [14, 15, 17, 20], [21, 23, 27], [28, 30], [31], [33, 34, 36, 37, 39, 41, 44, 45], [46, 47, 52], [53, 54], [57, 60], [61, 62, 65], [67, 68], [70, 71], [73, 74], [76, 78], [79, 80], [81, 82], [83], [84], [85], [86, 87], [88, 89], [90], [91], [92], [93], [94, 95], [96, 97], [98], [99], [100], [101, 102, 103], [104], [105, 106], [107, 108], [109, 110], [111], [112, 113], [114, 115], [116], [117], [118, 119, 120], [121], [122, 123], [124, 125], [126, 127], [128], [129, 130], [131, 132], [133], [134, 135], [136, 137], [138], [139], [140, 141], [142, 143], [144], [145, 146], [147, 148], [149, 150], [151], [152, 153], [154, 155], [156]]
sorted_actual = [[0, 1], [0, 3], [4], [4, 6], [7], [7, 9, 10], [11], [14, 15], [14, 17], [17, 20], [21], [21, 23], [21, 27], [28], [28, 30], [31], [33, 34], [33, 36, 37], [33, 39], [33, 41], [41], [41, 44, 45], [46], [46, 47], [46, 52], [53], [53, 54], [57], [57, 60], [61], [61, 62], [61, 65], [65], [67], [67, 68], [70], [70, 71], [73], [73, 74], [76], [76, 78], [79, 80], [81, 82], [83], [84], [85], [86, 87], [88, 89], [90], [91], [92], [93], [94, 95], [96, 97], [98], [99], [100], [101, 102, 103], [104], [105, 106], [107, 108], [109, 110], [111], [112, 113], [114, 115], [116], [117], [118, 119, 120], [121], [122, 123], [124, 125], [126, 127], [128], [129, 130], [131, 132], [133], [134, 135], [136, 137], [138], [139], [140, 141], [142, 143], [144], [145, 146], [147, 148], [149, 150], [151], [152, 153], [154, 155], [156]]