結果
| 問題 |
No.2617 容量3のナップザック
|
| コンテスト | |
| ユーザー |
gew1fw
|
| 提出日時 | 2025-06-12 16:58:26 |
| 言語 | PyPy3 (7.3.15) |
| 結果 |
WA
|
| 実行時間 | - |
| コード長 | 2,303 bytes |
| コンパイル時間 | 247 ms |
| コンパイル使用メモリ | 81,920 KB |
| 実行使用メモリ | 173,892 KB |
| 最終ジャッジ日時 | 2025-06-12 16:58:54 |
| 合計ジャッジ時間 | 10,988 ms |
|
ジャッジサーバーID (参考情報) |
judge1 / judge4 |
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| ファイルパターン | 結果 |
|---|---|
| sample | AC * 2 |
| other | AC * 17 WA * 23 |
ソースコード
def main():
import sys
input = sys.stdin.read().split()
idx = 0
N = int(input[idx]); idx +=1
K = int(input[idx]); idx +=1
seed = int(input[idx]); idx +=1
a = int(input[idx]); idx +=1
b = int(input[idx]); idx +=1
m = int(input[idx]); idx +=1
# Generate f sequence
f = [0] * (2 * N)
f[0] = seed
for i in range(1, 2 * N):
f[i] = (a * f[i-1] + b) % m
# Split into G1, G2, G3
G1 = []
G2 = []
G3 = []
for i in range(N):
wi = f[i] % 3 + 1
vi = wi * f[N + i]
if wi == 1:
G1.append(vi)
elif wi == 2:
G2.append(vi)
else:
G3.append(vi)
# Sort each group in descending order
G1.sort(reverse=True)
G2.sort(reverse=True)
G3.sort(reverse=True)
i = 0 # pointer for G3
j = 0 # pointer for G2
k = 0 # pointer for G1
total = 0
for _ in range(K):
candidates = []
# Configuration 1: G3
if i < len(G3):
candidates.append( (G3[i], 1) )
# Configuration 2: G2
if j < len(G2):
candidates.append( (G2[j], 2) )
# Configuration3: G1
if k < len(G1):
candidates.append( (G1[k], 3) )
# Configuration4: G2 + G1
if j < len(G2) and k < len(G1):
val = G2[j] + G1[k]
candidates.append( (val, 4) )
# Configuration5: G1 + G1
if k + 1 < len(G1):
val = G1[k] + G1[k+1]
candidates.append( (val, 5) )
# Configuration6: G1 + G1 + G1
if k + 2 < len(G1):
val = G1[k] + G1[k+1] + G1[k+2]
candidates.append( (val, 6) )
if not candidates:
break
# Find the maximum value configuration
max_val = max(candidates, key=lambda x: x[0])
val, config = max_val
total += val
# Update pointers based on the configuration
if config == 1:
i += 1
elif config == 2:
j += 1
elif config == 3:
k += 1
elif config == 4:
j += 1
k += 1
elif config == 5:
k += 2
elif config == 6:
k += 3
print(total)
if __name__ == '__main__':
main()
gew1fw