結果
| 問題 |
No.240 ナイト散歩
|
| コンテスト | |
| ユーザー |
cande398
|
| 提出日時 | 2018-05-14 19:40:40 |
| 言語 | C++17 (gcc 13.3.0 + boost 1.87.0) |
| 結果 |
AC
|
| 実行時間 | 3 ms / 2,000 ms |
| コード長 | 1,702 bytes |
| コンパイル時間 | 2,236 ms |
| コンパイル使用メモリ | 198,320 KB |
| 最終ジャッジ日時 | 2025-01-05 10:36:36 |
|
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 * 4 |
| other | AC * 30 |
ソースコード
#include <bits/stdc++.h>
using namespace std;
int main(void)
{
int depth = 0, count = 0;
long long int X, Y;
bool find = true;
cin >> X >> Y;
queue<complex<long long int>> que;
que.push(complex<long long int> (0, 0));
while(!que.empty()) {
if(pow(8, depth) <= count) depth++;
auto now_x = que.front().real();
auto now_y = que.front().imag();
//8つの場合においてアレ
//1
if(now_x + 1 == X && now_y + 2 == Y) {
break;
}
else {
que.push(complex<long long int> (now_x + 1, now_y + 2));
count++;
}
//2
if(now_x - 1 == X && now_y + 2 == Y) {
break;
}
else {
que.push(complex<long long int> (now_x - 1, now_y + 2));
count++;
}
//3
if(now_x - 2 == X && now_y + 1 == Y) {
break;
}
else {
que.push(complex<long long int> (now_x - 2, now_y + 1));
count++;
}
//4
if(now_x - 2 == X && now_y - 1 == Y) {
break;
}
else {
que.push(complex<long long int> (now_x - 2, now_y - 1));
count++;
}
//5
if(now_x - 1 == X && now_y - 2 == Y) {
break;
}
else {
que.push(complex<long long int> (now_x - 1, now_y - 2));
count++;
}
//6
if(now_x + 1 == X && now_y - 2 == Y) {
break;
}
else {
que.push(complex<long long int> (now_x + 1, now_y - 2));
count++;
}
//7
if(now_x + 2 == X && now_y - 1 == Y) {
break;
}
else {
que.push(complex<long long int> (now_x + 2, now_y - 1));
count++;
}
//8
if(now_x + 2 == X && now_y + 1 == Y) {
break;
}
else {
que.push(complex<long long int> (now_x + 2, now_y + 1));
count++;
}
que.pop();
if(depth > 3) {
find = false;
break;
}
}
if(find) cout << "YES" << endl;
else cout << "NO" << endl;
}
cande398