QOJ.ac

QOJ

ID题目提交者结果用时内存语言文件大小提交时间测评时间
#697274#9251. Graph ChangingllleiWA 0ms3700kbC++204.2kb2024-11-01 12:38:462024-11-01 12:38:46

Judging History

你现在查看的是最新测评结果

  • [2024-11-01 12:38:46]
  • 评测
  • 测评结果:WA
  • 用时:0ms
  • 内存:3700kb
  • [2024-11-01 12:38:46]
  • 提交

answer

#include <bits/stdc++.h>
using namespace std;
using LL = long long;

void solve() {
    int t, n, k, x, y;
    cin >> t >> n >> k >> x >> y;
    if (x > y) {
        swap(x, y);
    }

    if (t == 0) {
        cout << abs(x - y) << '\n';
        return;
    }

    auto get = [&](int x, int y) {
        if (abs(x - y) >= k) {
            return 1;
        } else if ((x - 1 >= k && y - 1 >= k) || (n - x >= k && n - y >= k)) {
            return 2;
        } else if ((x - 1 >= k && n - y >= k) || (n - x >= k && y - 1 >= k)) {
            return 3;
        } else {
            return -1;
        }
    };
    
    if (k == 1) {
        cout << 1 << '\n';
    } else if (k == 2) {
        if (n == 2) {
            cout << -1 << '\n';
        } else if (n == 3) {
            if (t == 1) {
                if (x == 2 || y == 2) {
                    cout << -1 << '\n';
                } else {
                    cout << 1 << '\n';
                }
            } else {
                cout << -1 << '\n';
            }
        } else {
            if (t % 2 == 0) {
                cout << abs(x - y) << '\n';
            } else {
                cout << get(x, y) << '\n';
            }
        }
    } else if (k == 3) {
        if (n >= 8) {
            if (t >= 2) {
                cout << -1 << '\n';
            } else {
                cout << get(x, y) << '\n';
            }
        } else if (n == 7) { 
            if (t == 1) {
                cout << get(x, y) << '\n';
            } else if (t == 2) {
                if (x == 3 && y == 5) {
                    cout << 1 << '\n';
                } else {
                    cout << -1 << '\n';
                }
            } else {
                cout << -1 << '\n';
            }
        } else if (n == 6) {
            if (t == 1) {
                cout << get(x, y) << '\n';
            } else if (t == 2) {
                if ((x == 2 && y == 4) || (x == 3 && y == 5) || (x == 2 && y == 5)) {
                    cout << 1 << '\n';
                } else if ((x == 2 && y == 3) || (x == 4 && y == 5)) {
                    cout << 2 << '\n';
                } else if (x == 3 && y == 4) {
                    cout << 3 << '\n';
                } else {
                    cout << -1 << '\n';
                }
            } else if (t == 3) {
                if (x == 3 && y == 4) {
                    cout << 1 << '\n';
                } else {
                    cout << -1 << '\n';
                }
            } else {
                cout << -1 << '\n';
            }
        } else if (n == 5) {
            // if (t == 2) {
            //     if ((x == 1 && y == 4) || (x == 1 && y == 5) || (x == 2 && y == 5)) {
            //         cout << 1 << '\n';
            //     } else if ((x == 4 && y == 5) || (x == 1 && y == 2)) {
            //         cout << 2 << '\n';
            //     } else if (x == 2 && y == 4) {
            //         cout << 3 << '\n';
            //     } else {
            //         cout << -1 << '\n';
            //     }
            // } else if (t == 3) {
            if (t == 2) {
                if (x == 2 && y == 4) {
                    cout << 1 << '\n';
                } else {
                    cout << -1 << '\n';
                }
            } else if (t == 1) {
                cout << get(x, y) << '\n';
            } else {
                cout << -1 << '\n';
            }
        } else if (n == 4) {
            if (t == 2) {
                if (x == 1 && y == 4) {
                    cout << 1 << '\n';
                } else {
                    cout << -1 << '\n';
                }
            } else if (t == 1) {
                cout << get(x, y) << '\n';
            } else {
                cout << -1 << '\n';
            }
        } else {
            cout << -1 << '\n';
        }
    } else {
        if (t >= 2) {
            cout << -1 << '\n';
        } else {
            cout << get(x, y) << '\n';
        }
    }
}

int main() {
    ios::sync_with_stdio(false);
    cin.tie(0);
    int q;
    cin >> q;
    while (q--) {
        solve();
    }
    return 0;
}

/*
1
1 4 2 1 2
*/

詳細信息

Test #1:

score: 100
Accepted
time: 0ms
memory: 3700kb

input:

5
1 5 3 2 4
1 10 4 2 4
2 10 5 2 4
1 3 2 1 3
1 3 2 1 2

output:

3
2
-1
1
-1

result:

ok 5 lines

Test #2:

score: 0
Accepted
time: 0ms
memory: 3676kb

input:

30
1 2 1 1 2
1 2 2 1 2
1 2 3 1 2
1 2 4 1 2
1 2 5 1 2
1 2 6 1 2
2 2 1 1 2
2 2 2 1 2
2 2 3 1 2
2 2 4 1 2
2 2 5 1 2
2 2 6 1 2
3 2 1 1 2
3 2 2 1 2
3 2 3 1 2
3 2 4 1 2
3 2 5 1 2
3 2 6 1 2
4 2 1 1 2
4 2 2 1 2
4 2 3 1 2
4 2 4 1 2
4 2 5 1 2
4 2 6 1 2
5 2 1 1 2
5 2 2 1 2
5 2 3 1 2
5 2 4 1 2
5 2 5 1 2
5 2 6 1 2

output:

1
-1
-1
-1
-1
-1
1
-1
-1
-1
-1
-1
1
-1
-1
-1
-1
-1
1
-1
-1
-1
-1
-1
1
-1
-1
-1
-1
-1

result:

ok 30 lines

Test #3:

score: 0
Accepted
time: 0ms
memory: 3580kb

input:

90
1 3 1 1 2
1 3 1 1 3
1 3 1 2 3
1 3 2 1 2
1 3 2 1 3
1 3 2 2 3
1 3 3 1 2
1 3 3 1 3
1 3 3 2 3
1 3 4 1 2
1 3 4 1 3
1 3 4 2 3
1 3 5 1 2
1 3 5 1 3
1 3 5 2 3
1 3 6 1 2
1 3 6 1 3
1 3 6 2 3
2 3 1 1 2
2 3 1 1 3
2 3 1 2 3
2 3 2 1 2
2 3 2 1 3
2 3 2 2 3
2 3 3 1 2
2 3 3 1 3
2 3 3 2 3
2 3 4 1 2
2 3 4 1 3
2 3 4 2...

output:

1
1
1
-1
1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
1
1
1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
1
1
1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
1
1
1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
1
1
1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1

result:

ok 90 lines

Test #4:

score: -100
Wrong Answer
time: 0ms
memory: 3584kb

input:

180
1 4 1 1 2
1 4 1 1 3
1 4 1 1 4
1 4 1 2 3
1 4 1 2 4
1 4 1 3 4
1 4 2 1 2
1 4 2 1 3
1 4 2 1 4
1 4 2 2 3
1 4 2 2 4
1 4 2 3 4
1 4 3 1 2
1 4 3 1 3
1 4 3 1 4
1 4 3 2 3
1 4 3 2 4
1 4 3 3 4
1 4 4 1 2
1 4 4 1 3
1 4 4 1 4
1 4 4 2 3
1 4 4 2 4
1 4 4 3 4
1 4 5 1 2
1 4 5 1 3
1 4 5 1 4
1 4 5 2 3
1 4 5 2 4
1 4 5 ...

output:

1
1
1
1
1
1
2
1
1
3
1
2
-1
-1
1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
1
1
1
1
1
1
1
2
3
1
2
1
-1
-1
1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
1
1
1
1
1
1
2
1
1
3
1
2
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
1
1
1
1
1
1
1
...

result:

wrong answer 51st lines differ - expected: '-1', found: '1'