結果
| 問題 |
No.1097 Remainder Operation
|
| コンテスト | |
| ユーザー |
lam6er
|
| 提出日時 | 2025-03-20 20:17:58 |
| 言語 | PyPy3 (7.3.15) |
| 結果 |
AC
|
| 実行時間 | 129 ms / 2,000 ms |
| コード長 | 1,523 bytes |
| コンパイル時間 | 143 ms |
| コンパイル使用メモリ | 82,100 KB |
| 実行使用メモリ | 124,328 KB |
| 最終ジャッジ日時 | 2025-03-20 20:18:18 |
| 合計ジャッジ時間 | 4,094 ms |
|
ジャッジサーバーID (参考情報) |
judge4 / judge5 |
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| ファイルパターン | 結果 |
|---|---|
| sample | AC * 2 |
| other | AC * 21 |
ソースコード
def main():
import sys
input = sys.stdin.read().split()
ptr = 0
N = int(input[ptr])
ptr +=1
A = list(map(int, input[ptr:ptr+N]))
ptr += N
Q = int(input[ptr])
ptr +=1
queries = list(map(int, input[ptr:ptr+Q]))
ptr += Q
# Precompute the history and detect cycle
history = [0] # history[0] is after 0 operations
visited = [-1] * N
cycle_start = -1
cycle_length = 0
cycle_sum = 0
found_cycle = False
for step in range(0, N + 1): # step is the index in history (number of steps done)
if step >= len(history):
break
current_X = history[step]
r = current_X % N
if visited[r] != -1:
# Found a cycle
prev_step = visited[r]
cycle_start = prev_step
cycle_length = step - prev_step
cycle_sum = history[step] - history[prev_step]
found_cycle = True
break
visited[r] = step
new_X = current_X + A[r]
history.append(new_X)
for K in queries:
if not found_cycle or K < len(history):
print(history[K])
else:
# Calculate based on the cycle
remaining = (K - cycle_start) % cycle_length
full_cycles = (K - cycle_start) // cycle_length
total = history[cycle_start] + full_cycles * cycle_sum
total += (history[cycle_start + remaining] - history[cycle_start])
print(total)
if __name__ == '__main__':
main()
lam6er