Submission #797609

#	Time	Username	Problem	Language	Result	Execution time	Memory
797609		jackliy369	A Huge Tower (CEOI10_tower)	Cpython 3	80 / 100	1072 ms	78968 KiB

tower

N, D = map(int, input().split())
blocks = sorted(list(map(int, input().split())))

ans = 1
tower = [blocks[0]]
for i in range(1, N):
    possibilities = 1
    for block in tower:
        if blocks[i] <= block + D:
            possibilities += 1
    ans *= possibilities
    tower.append(blocks[i])

print(ans % 1000000009)

• Subtask 1: 5 / 5
• Subtask 2: 5 / 5
• Subtask 3: 5 / 5
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• Subtask 11: 5 / 5
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• Subtask 14: 5 / 5
• Subtask 15: 5 / 5
• Subtask 16: 5 / 5
• Subtask 17: 0 / 5
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• Subtask 20: 0 / 5