結果
| 問題 | No.142 単なる配列の操作に関する実装問題 |
| コンテスト | |
| ユーザー |
qwewe
|
| 提出日時 | 2025-05-14 13:20:22 |
| 言語 | C++17 (gcc 13.3.0 + boost 1.87.0) |
| 結果 |
TLE
|
| 実行時間 | - |
| コード長 | 2,081 bytes |
| コンパイル時間 | 789 ms |
| コンパイル使用メモリ | 72,548 KB |
| 実行使用メモリ | 12,928 KB |
| 最終ジャッジ日時 | 2025-05-14 13:21:16 |
| 合計ジャッジ時間 | 11,214 ms |
|
ジャッジサーバーID (参考情報) |
judge1 / judge2 |
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| ファイルパターン | 結果 |
|---|---|
| other | AC * 1 TLE * 1 -- * 3 |
ソースコード
#include <iostream>
#include <vector>
#include <string>
// Fast I/O
void fast_io() {
std::ios_base::sync_with_stdio(false);
std::cin.tie(NULL);
}
int main() {
fast_io();
int n;
long long s_seed_ll, x_param_ll, y_param_ll, z_param_ll;
std::cin >> n >> s_seed_ll >> x_param_ll >> y_param_ll >> z_param_ll;
std::vector<char> parities(n);
long long current_a_val = s_seed_ll;
// parities[i] stores parity of (i+1)-th element of A (A is 1-indexed)
// current_a_val % 2 gives 0 for even, 1 for odd.
// We store 1 if odd, 0 if even.
parities[0] = (char)(current_a_val % 2 != 0);
for (int i = 1; i < n; ++i) {
current_a_val = (x_param_ll * current_a_val + y_param_ll) % z_param_ll;
parities[i] = (char)(current_a_val % 2 != 0);
}
int q_count;
std::cin >> q_count;
for (int k_query = 0; k_query < q_count; ++k_query) {
int s_idx_1based, t_idx_1based, u_idx_1based, v_idx_1based;
std::cin >> s_idx_1based >> t_idx_1based >> u_idx_1based >> v_idx_1based;
// Adjust to 0-based indexing
int s0 = s_idx_1based - 1;
int u0 = u_idx_1based - 1;
int len = t_idx_1based - s_idx_1based + 1;
if (u0 > s0) {
// Destination start is to the right of source start.
// Iterate backwards to use original source values if ranges overlap.
for (int i = len - 1; i >= 0; --i) {
parities[u0 + i] ^= parities[s0 + i];
}
} else { // u0 <= s0
// Destination start is to the left of or same as source start.
// Iterate forwards.
for (int i = 0; i < len; ++i) {
parities[u0 + i] ^= parities[s0 + i];
}
}
}
std::string result_str;
result_str.reserve(n);
for (int i = 0; i < n; ++i) {
if (parities[i] == 0) { // 0 means even
result_str += 'E';
} else { // 1 means odd
result_str += 'O';
}
}
std::cout << result_str << "\n";
return 0;
}
qwewe