結果
| 問題 | No.2564 衝突予測 |
| コンテスト | |
| ユーザー |
Pres1dent
|
| 提出日時 | 2023-12-02 15:32:55 |
| 言語 | C++17 (gcc 13.3.0 + boost 1.89.0) |
| 結果 |
WA
|
| 実行時間 | - |
| コード長 | 1,458 bytes |
| 記録 | |
| コンパイル時間 | 838 ms |
| コンパイル使用メモリ | 96,876 KB |
| 最終ジャッジ日時 | 2025-02-18 04:42:18 |
|
ジャッジサーバーID (参考情報) |
judge2 / judge1 |
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| ファイルパターン | 結果 |
|---|---|
| sample | AC * 3 |
| other | AC * 4 WA * 5 |
コンパイルメッセージ
main.cpp: In function ‘bool solve()’:
main.cpp:24:3: warning: ‘d1’ may be used uninitialized [-Wmaybe-uninitialized]
24 | if (d1 == d2) {
| ^~
main.cpp:13:7: note: ‘d1’ was declared here
13 | int d1, d2;
| ^~
main.cpp:24:3: warning: ‘d2’ may be used uninitialized [-Wmaybe-uninitialized]
24 | if (d1 == d2) {
| ^~
main.cpp:13:11: note: ‘d2’ was declared here
13 | int d1, d2;
| ^~
ソースコード
#include <iostream>
#include <vector>
#include <algorithm>
#include <cmath>
#include <set>
#include <map>
#include <string>
using namespace std;
string s = "URDL";
bool solve() {
int x1, y1; cin >> x1 >> y1;
char dd1; cin >> dd1;
int d1, d2;
int x2, y2; cin >> x2 >> y2;
char dd2; cin >> dd2;
for (int k = 0; k < 4; k++) {
if (dd1 == s[k]) {
d1 = k;
}
if (dd2 == s[k]) {
d2 = k;
}
}
if (d1 == d2) {
return false;
}
if (d1 == 0 and d2 == 2 and x1 == x2 and y1 < y2) { return true; }
if (d1 == 1 and d2 == 3 and y1 == y2 and x1 < x2) { return true; }
if (d1 == 0 and d2 == 1 and y2 - y1 == x1 - x2) return true;
if (d1 == 0 and d2 == 3 and y2 - y1 == x2 - x1) return true;
if (d1 == 1 and d2 == 2 and x2 - x1 == y2 - y1) return true;
if (d1 == 2 and d2 == 3 and x2 - x1 == y1 - y2) return true;
swap(d1, d2), swap(x1, x2), swap(y1, y2);
if (d1 == 0 and d2 == 2 and x1 == x2 and y1 < y2) { return true; }
if (d1 == 1 and d2 == 3 and y1 == y2 and x1 < x2) { return true; }
if (d1 == 0 and d2 == 1 and y2 - y1 == x1 - x2) return true;
if (d1 == 0 and d2 == 3 and y2 - y1 == x2 - x1) return true;
if (d1 == 1 and d2 == 2 and x2 - x1 == y2 - y1) return true;
if (d1 == 2 and d2 == 3 and x2 - x1 == y1 - y2) return true;
return false;
}
int main() {
int t; cin >> t;
while (t--) {
if (solve()) {
cout << "Yes" << endl;
} else {
cout << "No" << endl;
}
}
}
Pres1dent