結果
| 問題 |
No.2716 Falcon Method
|
| コンテスト | |
| ユーザー |
|
| 提出日時 | 2024-04-05 21:49:46 |
| 言語 | C++17 (gcc 13.3.0 + boost 1.87.0) |
| 結果 |
WA
|
| 実行時間 | - |
| コード長 | 1,597 bytes |
| コンパイル時間 | 2,290 ms |
| コンパイル使用メモリ | 197,452 KB |
| 最終ジャッジ日時 | 2025-02-20 21:11:33 |
|
ジャッジサーバーID (参考情報) |
judge4 / judge3 |
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| ファイルパターン | 結果 |
|---|---|
| sample | AC * 1 |
| other | AC * 17 WA * 11 |
コンパイルメッセージ
main.cpp: In function ‘int main()’:
main.cpp:17:24: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
17 | freopen("KEK.inp", "r", stdin);
| ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
main.cpp:18:24: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
18 | freopen("KEK.out", "w", stdout);
| ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
ソースコード
#include <bits/stdc++.h>
using namespace std;
#if __cplusplus < 202002L
template <class T> int ssize(const T& a){ return a.size(); }
#endif
template <class T1, class T2> istream& operator>> (istream& in, pair <T1, T2>& a){ in >> a.first >> a.second; return in; }
template <class T> istream& operator>> (istream& in, vector <T>& a){ for (auto &x: a){ in >> x; } return in; }
using ll = long long;
using ld = long double;
signed main(){
ios_base::sync_with_stdio(false);
cin.tie(nullptr);
if (fopen("KEK.inp", "r")){
freopen("KEK.inp", "r", stdin);
freopen("KEK.out", "w", stdout);
}
int n, q;
cin >> n >> q;
string s;
cin >> s;
vector <int> a, b;
for (auto i = 0; i < n; i++){
if (s[i] == 'D'){
a.emplace_back(i);
}
else{
b.emplace_back(i);
}
}
constexpr int inf = 1e9 + 7;
while (q--){
int h, w, i;
cin >> h >> w >> i;
int ans = -1;
auto jump = [&](){
int cnt_h = ssize(a) - (lower_bound(begin(a), end(a), i) - begin(a));
int cnt_w = ssize(b) - (lower_bound(begin(b), end(b), i) - begin(b));
if (h > cnt_h and w > cnt_w){
h -= cnt_h;
w -= cnt_w;
i = 0;
return;
}
int pos = n;
if (h <= cnt_h){
pos = min(pos, *(lower_bound(begin(a), end(a), i) + h - 1));
}
if (w <= cnt_w){
pos = min(pos, *(lower_bound(begin(b), end(b), i) + w - 1));
}
ans = pos + 1;
if (ans >= n){
ans -= n;
}
};
jump();
if (ans == -1){
int loop = min(a.empty() ? inf : h / ssize(a), b.empty() ? inf : w / ssize(b));
h -= loop * ssize(a);
w -= loop * ssize(b);
jump();
}
cout << ans << "\n";
}
}