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QOJ

ID	Problem	Submitter	Result	Time	Memory	Language	File size	Submit time	Judge time
#142143	#5575. Knight's Tour Redux	ammardab3an^#	AC ✓	14ms	3560kb	C++17	1.8kb	2023-08-18 15:39:38	2023-08-18 15:39:40

Judging History

你现在查看的是最新测评结果

[2023-08-18 15:39:40]
评测

测评结果：AC
用时：14ms
内存：3560kb

查看

[2023-08-18 15:39:38]
提交

answer

#include <bits/stdc++.h>


using namespace std;

int main() {
	int n;
	cin >> n;
	vector<pair<int, int>>v10 = { {1,1},{4,2},{3,5},{2,8},{5,9},{6,6},{7,3},{10,4},{9,7},{8,10} };
	vector<pair<int, int>>v8 = { {1,1},{2,4},{3,7},{6,8},{5,5},{4,2},{7,3},{8,6} };
	vector<pair<int, int>>v7 = { {1,1},{2,4},{5,5},{6,2},{3,3},{4,6},{7,7} };
	vector<pair<int, int>>v6 = { {1,1},{2,4},{5,5},{6,2},{3,3},{4,6} };
	vector<pair<int, int>>v5 = { {1,3},{4,2},{5,5},{2,4},{3,1} };

	if (n == 5) {
		cout << "POSSIBLE\n";
		for (auto x : v5) {
			cout << x.first  << " " << x.second  << '\n';
		}
		return 0;
	}
	if (n == 12 || n == 13) {
		cout << "POSSIBLE\n";
		int cur = 0;
		for (auto x : v6) {
			cout << x.first + cur << " " << x.second + cur << '\n';
		}
		cur = 6;
		for (auto x : v6) {
			cout << x.first + cur << " " << x.second + cur << '\n';
		}
		cur = 12;
		if (n == 13) {
			cout << 13 << " " << 13 << '\n';
		}
		return 0;
	}

	for (int i = 0; i < 4; i++) {
		if (n < i * 10)break;
		int m = (n - i * 10) % 8;
		if (!m || m == 1 || m == 7 || m == 6) {
			cout << "POSSIBLE\n";
			int cur = 0;
			for (int j = 0; j < i; j++) {
				for (auto x : v10)cout << x.first + cur << " " << x.second + cur << '\n';
				cur += 10;
			}
			n -= 10 * i;
			int mm = n / 8;
			while (mm--) {
				for (auto x : v8) {
					cout << x.first + cur << " " << x.second + cur << '\n';
				}
				n -= 8;
				cur += 8;
			}
			if (m == 1) {
				cout << cur + 1 << " " << cur + 1 << '\n';
			}
			else if (m == 7) {
				for (auto x : v7) {
					cout << x.first + cur << " " << x.second + cur << '\n';
				}
			}
			else if (m == 6) {
				for (auto x : v6) {
					cout << x.first + cur << " " << x.second + cur << '\n';
				}
			}
			return 0;
		}
	}
	cout << "IMPOSSIBLE\n";
}

Source code, Language: C++17

Details

Tip: Click on the bar to expand more detailed information

Test #1:

score: 100

Accepted

time: 1ms

memory: 3460kb

input:

output:

POSSIBLE
1 1

result:

ok answer = 1

Test #2:

score: 0

Accepted

time: 1ms

memory: 3456kb

input:

output:

IMPOSSIBLE

result:

ok answer = 0

Test #3:

score: 0

Accepted

time: 0ms

memory: 3508kb

input:

output:

IMPOSSIBLE

result:

ok answer = 0

Test #4:

score: 0

Accepted

time: 1ms

memory: 3556kb

input:

output:

IMPOSSIBLE

result:

ok answer = 0

Test #5:

score: 0

Accepted

time: 0ms

memory: 3508kb

input:

output:

POSSIBLE
1 3
4 2
5 5
2 4
3 1

result:

ok answer = 1

Test #6:

score: 0

Accepted

time: 1ms

memory: 3500kb

input:

output:

POSSIBLE
1 1
2 4
5 5
6 2
3 3
4 6

result:

ok answer = 1

Test #7:

score: 0

Accepted

time: 1ms

memory: 3460kb

input:

output:

POSSIBLE
1 1
2 4
5 5
6 2
3 3
4 6
7 7

result:

ok answer = 1

Test #8:

score: 0

Accepted

time: 1ms

memory: 3440kb

input:

output:

result:

ok answer = 1

Test #9:

score: 0

Accepted

time: 0ms

memory: 3440kb

input:

output:

result:

ok answer = 1

Test #10:

score: 0

Accepted

time: 1ms

memory: 3508kb

input:

output:

result:

ok answer = 1

Test #11:

score: 0

Accepted

time: 1ms

memory: 3504kb

input:

output:

result:

ok answer = 1

Test #12:

score: 0

Accepted

time: 1ms

memory: 3480kb

input:

output:

result:

ok answer = 1

Test #13:

score: 0

Accepted

time: 1ms

memory: 3484kb

input:

output:

result:

ok answer = 1

Test #14:

score: 0

Accepted

time: 0ms

memory: 3436kb

input:

output:

result:

ok answer = 1

Test #15:

score: 0

Accepted

time: 1ms

memory: 3508kb

input:

output:

result:

ok answer = 1

Test #16:

score: 0

Accepted

time: 0ms

memory: 3436kb

input:

output:

result:

ok answer = 1

Test #17:

score: 0

Accepted

time: 1ms

memory: 3460kb

input:

output:

result:

ok answer = 1

Test #18:

score: 0

Accepted

time: 0ms

memory: 3444kb

input:

output:

result:

ok answer = 1

Test #19:

score: 0

Accepted

time: 0ms

memory: 3508kb

input:

output:

result:

ok answer = 1

Test #20:

score: 0

Accepted

time: 1ms

memory: 3444kb

input:

output:

result:

ok answer = 1

Test #21:

score: 0

Accepted

time: 6ms

memory: 3460kb

input:

output:

result:

ok answer = 1

Test #22:

score: 0

Accepted

time: 9ms

memory: 3440kb

input:

output:

result:

ok answer = 1

Test #23:

score: 0

Accepted

time: 6ms

memory: 3444kb

input:

output:

result:

ok answer = 1

Test #24:

score: 0

Accepted

time: 9ms

memory: 3436kb

input:

output:

result:

ok answer = 1

Test #25:

score: 0

Accepted

time: 6ms

memory: 3444kb

input:

output:

result:

ok answer = 1

Test #26:

score: 0

Accepted

time: 11ms

memory: 3444kb

input:

output:

result:

ok answer = 1

Test #27:

score: 0

Accepted

time: 14ms

memory: 3448kb

input:

output:

result:

ok answer = 1

Test #28:

score: 0

Accepted

time: 7ms

memory: 3524kb

input:

output:

result:

ok answer = 1

Test #29:

score: 0

Accepted

time: 10ms

memory: 3448kb

input:

output:

result:

ok answer = 1

Test #30:

score: 0

Accepted

time: 8ms

memory: 3480kb

input:

output:

result:

ok answer = 1

Test #31:

score: 0

Accepted

time: 4ms

memory: 3508kb

input:

output:

result:

ok answer = 1

Test #32:

score: 0

Accepted

time: 10ms

memory: 3504kb

input:

output:

result:

ok answer = 1

Test #33:

score: 0

Accepted

time: 4ms

memory: 3508kb

input:

output:

result:

ok answer = 1

Test #34:

score: 0

Accepted

time: 2ms

memory: 3508kb

input:

output:

result:

ok answer = 1

Test #35:

score: 0

Accepted

time: 4ms

memory: 3504kb

input:

output:

result:

ok answer = 1

Test #36:

score: 0

Accepted

time: 1ms

memory: 3560kb

input:

output:

result:

ok answer = 1

Test #37:

score: 0

Accepted

time: 11ms

memory: 3516kb

input:

output:

result:

ok answer = 1

Test #38:

score: 0

Accepted

time: 7ms

memory: 3508kb

input:

output:

result:

ok answer = 1

Test #39:

score: 0

Accepted

time: 1ms

memory: 3456kb

input:

output:

result:

ok answer = 1

Test #40:

score: 0

Accepted

time: 4ms

memory: 3508kb

input:

output:

result:

ok answer = 1

Test #41:

score: 0

Accepted

time: 6ms

memory: 3524kb

input:

output:

result:

ok answer = 1

Test #42:

score: 0

Accepted

time: 6ms

memory: 3556kb

input:

output:

result:

ok answer = 1

Test #43:

score: 0

Accepted

time: 12ms

memory: 3456kb

input:

output:

result:

ok answer = 1

Test #44:

score: 0

Accepted

time: 3ms

memory: 3460kb

input:

output:

result:

ok answer = 1

Test #45:

score: 0

Accepted

time: 5ms

memory: 3504kb

input:

output:

result:

ok answer = 1

Test #46:

score: 0

Accepted

time: 7ms

memory: 3440kb

input:

output:

result:

ok answer = 1

Test #47:

score: 0

Accepted

time: 0ms

memory: 3440kb

input:

output:

result:

ok answer = 1

Test #48:

score: 0

Accepted

time: 3ms

memory: 3448kb

input:

output:

result:

ok answer = 1

Test #49:

score: 0

Accepted

time: 0ms

memory: 3508kb

input:

output:

result:

ok answer = 1

Test #50:

score: 0

Accepted

time: 10ms

memory: 3560kb

input:

output:

result:

ok answer = 1

Test #51:

score: 0

Accepted

time: 4ms

memory: 3508kb

input:

output:

result:

ok answer = 1

Test #52:

score: 0

Accepted

time: 7ms

memory: 3508kb

input:

output:

result:

ok answer = 1

Test #53:

score: 0

Accepted

time: 8ms

memory: 3444kb

input:

output:

result:

ok answer = 1

Test #54:

score: 0

Accepted

time: 0ms

memory: 3512kb

input:

output:

result:

ok answer = 1

Test #55:

score: 0

Accepted

time: 2ms

memory: 3480kb

input:

output:

result:

ok answer = 1

Test #56:

score: 0

Accepted

time: 8ms

memory: 3508kb

input:

output:

result:

ok answer = 1

Test #57:

score: 0

Accepted

time: 3ms

memory: 3528kb

input:

output:

result:

ok answer = 1

Test #58:

score: 0

Accepted

time: 2ms

memory: 3440kb

input:

output:

result:

ok answer = 1

Test #59:

score: 0

Accepted

time: 2ms

memory: 3444kb

input:

output:

result:

ok answer = 1

Test #60:

score: 0

Accepted

time: 3ms

memory: 3456kb

input:

output:

result:

ok answer = 1

Test #61:

score: 0

Accepted

time: 3ms

memory: 3444kb

input:

output:

result:

ok answer = 1

Test #62:

score: 0

Accepted

time: 5ms

memory: 3444kb

input:

output:

result:

ok answer = 1

Test #63:

score: 0

Accepted

time: 5ms

memory: 3456kb

input:

output:

result:

ok answer = 1

Test #64:

score: 0

Accepted

time: 0ms

memory: 3444kb

input:

output:

result:

ok answer = 1

Test #65:

score: 0

Accepted

time: 8ms

memory: 3444kb

input:

output:

result:

ok answer = 1

Test #66:

score: 0

Accepted

time: 3ms

memory: 3504kb

input:

output:

result:

ok answer = 1

Test #67:

score: 0

Accepted

time: 4ms

memory: 3440kb

input:

output:

result:

ok answer = 1

Test #68:

score: 0

Accepted

time: 4ms

memory: 3444kb

input:

output:

result:

ok answer = 1

Test #69:

score: 0

Accepted

time: 12ms

memory: 3464kb

input:

output:

result:

ok answer = 1

Test #70:

score: 0

Accepted

time: 9ms

memory: 3460kb

input:

output:

result:

ok answer = 1

Test #71:

score: 0

Accepted

time: 2ms

memory: 3456kb

input:

output:

result:

ok answer = 1