結果
| 問題 |
No.584 赤、緑、青の色塗り
|
| コンテスト | |
| ユーザー |
lam6er
|
| 提出日時 | 2025-03-31 17:37:06 |
| 言語 | PyPy3 (7.3.15) |
| 結果 |
TLE
|
| 実行時間 | - |
| コード長 | 1,669 bytes |
| コンパイル時間 | 177 ms |
| コンパイル使用メモリ | 82,696 KB |
| 実行使用メモリ | 288,036 KB |
| 最終ジャッジ日時 | 2025-03-31 17:37:56 |
| 合計ジャッジ時間 | 5,244 ms |
|
ジャッジサーバーID (参考情報) |
judge1 / judge3 |
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| ファイルパターン | 結果 |
|---|---|
| sample | AC * 6 |
| other | AC * 7 TLE * 1 -- * 6 |
ソースコード
MOD = 10**9 + 7
def main():
import sys
input = sys.stdin.read
data = input().split()
N = int(data[0])
R = int(data[1])
G = int(data[2])
B = int(data[3])
if R + G + B > N:
print(0)
return
from collections import defaultdict
prev = defaultdict(int)
prev[(None, None, R, G, B)] = 1
for _ in range(N):
curr = defaultdict(int)
for (p0, p1, r, g, b), cnt in prev.items():
new_p0 = None
new_p1 = p0
curr_key = (new_p0, new_p1, r, g, b)
curr[curr_key] = (curr[curr_key] + cnt) % MOD
if r > 0 and p0 != 'R':
if p0 is not None and p1 is not None:
continue
new_r = r - 1
curr_key = ('R', p0, new_r, g, b)
curr[curr_key] = (curr[curr_key] + cnt) % MOD
if g > 0 and p0 != 'G':
if p0 is not None and p1 is not None:
continue
new_g = g - 1
curr_key = ('G', p0, r, new_g, b)
curr[curr_key] = (curr[curr_key] + cnt) % MOD
if b > 0 and p0 != 'B':
if p0 is not None and p1 is not None:
continue
new_b = b - 1
curr_key = ('B', p0, r, g, new_b)
curr[curr_key] = (curr[curr_key] + cnt) % MOD
prev = curr
total = 0
for (p0, p1, r, g, b), cnt in prev.items():
if r == 0 and g == 0 and b == 0:
total = (total + cnt) % MOD
print(total)
if __name__ == '__main__':
main()
lam6er