[ { "input": [[1, 4, 2, 3, 0, 5], 7], "output": 11 }, { "input": [[1, 3, 2, 4], 4], "output": 1 }, { "input": [[1, 1, 1], 2], "output": 1 }, { "input": [[0, 0, 0, 0, 1, 1], 1], "output": 10 }, { "input": [[], 100], "output": 0 } ]