Created
January 12, 2017 21:39
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Codiligty - Frog jump leaves
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| def solution(X, A): | |
| count_array = [0] * (X) | |
| leaves = 0 | |
| for index in xrange(len(A)): | |
| if count_array[A[index] - 1] == 0: | |
| count_array[A[index] - 1] = 1 | |
| leaves += 1 | |
| if leaves == X: | |
| return index | |
| return -1 |
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