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ID	Problem	Submitter	Result	Time	Memory	Language	File size	Submit time	Judge time
#311892	#5575. Knight's Tour Redux	ushg8877	AC ✓	44ms	3884kb	C++20	886b	2024-01-22 22:48:41	2024-01-22 22:48:41

Judging History

你现在查看的是最新测评结果

[2024-01-22 22:48:41]
评测

测评结果：AC
用时：44ms
内存：3884kb

查看

[2024-01-22 22:48:41]
提交

answer

#include<bits/stdc++.h>
using namespace std;
#define ll long long
#define MP make_pair
mt19937 rnd(time(0));
int n;
vector<array<int,2> > a[12]={
{},{{1,1}},{},{},{},{{1,3},{4,2},{5,5},{2,4},{3,1}},
{{1,1},{4,2},{5,5},{2,6},{3,3},{6,4}},
{{1,1},{4,2},{5,5},{2,6},{3,3},{6,4},{7,7}},
{{1,1},{4,2},{7,3},{8,6},{5,7},{2,8},{3,5},{6,4}},
{{1,1},{4,2},{7,3},{8,6},{9,9},{6,8},{3,7},{2,4},{5,5}},
{{1,1},{4,2},{7,3},{10,4},{9,7},{6,6},{3,5},{2,8},{5,9},{8,10}},
{{1,1},{2,4},{3,7},{4,10},{7,9},{6,6},{5,3},{8,2},{9,5},{10,8},{11,11}}
};
void solve(int n,int x){
	if(n<=11){
		for(auto i:a[n]) cout<<x+i[0]<<' '<<x+i[1]<<endl;
		return;
	}
	for(auto i:a[6]) cout<<x+i[0]<<' '<<x+i[1]<<endl;
	solve(n-6,x+6);
}
int main(){
	ios::sync_with_stdio(false);
	cin>>n;
	if(n==2||n==3||n==4) cout<<"IMPOSSIBLE"<<endl;
	else{
		cout<<"POSSIBLE"<<endl;
		solve(n,0);
	}
}

Source code, Language: C++20

Details

Tip: Click on the bar to expand more detailed information

Test #1:

score: 100

Accepted

time: 0ms

memory: 3704kb

input:

output:

POSSIBLE
1 1

result:

ok answer = 1

Test #2:

score: 0

Accepted

time: 0ms

memory: 3588kb

input:

output:

IMPOSSIBLE

result:

ok answer = 0

Test #3:

score: 0

Accepted

time: 0ms

memory: 3644kb

input:

output:

IMPOSSIBLE

result:

ok answer = 0

Test #4:

score: 0

Accepted

time: 0ms

memory: 3644kb

input:

output:

IMPOSSIBLE

result:

ok answer = 0

Test #5:

score: 0

Accepted

time: 0ms

memory: 3644kb

input:

output:

POSSIBLE
1 3
4 2
5 5
2 4
3 1

result:

ok answer = 1

Test #6:

score: 0

Accepted

time: 0ms

memory: 3640kb

input:

output:

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

result:

ok answer = 1

Test #7:

score: 0

Accepted

time: 0ms

memory: 3632kb

input:

output:

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

result:

ok answer = 1

Test #8:

score: 0

Accepted

time: 0ms

memory: 3640kb

input:

output:

result:

ok answer = 1

Test #9:

score: 0

Accepted

time: 0ms

memory: 3864kb

input:

output:

result:

ok answer = 1

Test #10:

score: 0

Accepted

time: 0ms

memory: 3664kb

input:

output:

result:

ok answer = 1

Test #11:

score: 0

Accepted

time: 0ms

memory: 3640kb

input:

output:

result:

ok answer = 1

Test #12:

score: 0

Accepted

time: 0ms

memory: 3876kb

input:

output:

result:

ok answer = 1

Test #13:

score: 0

Accepted

time: 0ms

memory: 3876kb

input:

output:

result:

ok answer = 1

Test #14:

score: 0

Accepted

time: 0ms

memory: 3656kb

input:

output:

result:

ok answer = 1

Test #15:

score: 0

Accepted

time: 0ms

memory: 3636kb

input:

output:

result:

ok answer = 1

Test #16:

score: 0

Accepted

time: 0ms

memory: 3864kb

input:

output:

result:

ok answer = 1

Test #17:

score: 0

Accepted

time: 0ms

memory: 3788kb

input:

output:

result:

ok answer = 1

Test #18:

score: 0

Accepted

time: 0ms

memory: 3660kb

input:

output:

result:

ok answer = 1

Test #19:

score: 0

Accepted

time: 0ms

memory: 3640kb

input:

output:

result:

ok answer = 1

Test #20:

score: 0

Accepted

time: 0ms

memory: 3600kb

input:

output:

result:

ok answer = 1

Test #21:

score: 0

Accepted

time: 15ms

memory: 3884kb

input:

output:

result:

ok answer = 1

Test #22:

score: 0

Accepted

time: 19ms

memory: 3588kb

input:

output:

result:

ok answer = 1

Test #23:

score: 0

Accepted

time: 19ms

memory: 3640kb

input:

output:

result:

ok answer = 1

Test #24:

score: 0

Accepted

time: 20ms

memory: 3648kb

input:

output:

result:

ok answer = 1

Test #25:

score: 0

Accepted

time: 24ms

memory: 3636kb

input:

output:

result:

ok answer = 1

Test #26:

score: 0

Accepted

time: 44ms

memory: 3664kb

input:

output:

result:

ok answer = 1

Test #27:

score: 0

Accepted

time: 28ms

memory: 3700kb

input:

output:

result:

ok answer = 1

Test #28:

score: 0

Accepted

time: 19ms

memory: 3704kb

input:

output:

result:

ok answer = 1

Test #29:

score: 0

Accepted

time: 27ms

memory: 3640kb

input:

output:

result:

ok answer = 1

Test #30:

score: 0

Accepted

time: 20ms

memory: 3864kb

input:

output:

result:

ok answer = 1

Test #31:

score: 0

Accepted

time: 24ms

memory: 3596kb

input:

output:

result:

ok answer = 1

Test #32:

score: 0

Accepted

time: 11ms

memory: 3864kb

input:

output:

result:

ok answer = 1

Test #33:

score: 0

Accepted

time: 3ms

memory: 3604kb

input:

output:

result:

ok answer = 1

Test #34:

score: 0

Accepted

time: 11ms

memory: 3664kb

input:

output:

result:

ok answer = 1

Test #35:

score: 0

Accepted

time: 7ms

memory: 3640kb

input:

output:

result:

ok answer = 1

Test #36:

score: 0

Accepted

time: 21ms

memory: 3788kb

input:

output:

result:

ok answer = 1

Test #37:

score: 0

Accepted

time: 31ms

memory: 3640kb

input:

output:

result:

ok answer = 1

Test #38:

score: 0

Accepted

time: 35ms

memory: 3660kb

input:

output:

result:

ok answer = 1

Test #39:

score: 0

Accepted

time: 3ms

memory: 3708kb

input:

output:

result:

ok answer = 1

Test #40:

score: 0

Accepted

time: 11ms

memory: 3852kb

input:

output:

result:

ok answer = 1

Test #41:

score: 0

Accepted

time: 28ms

memory: 3708kb

input:

output:

result:

ok answer = 1

Test #42:

score: 0

Accepted

time: 7ms

memory: 3708kb

input:

output:

result:

ok answer = 1

Test #43:

score: 0

Accepted

time: 23ms

memory: 3652kb

input:

output:

result:

ok answer = 1

Test #44:

score: 0

Accepted

time: 15ms

memory: 3872kb

input:

output:

result:

ok answer = 1

Test #45:

score: 0

Accepted

time: 11ms

memory: 3636kb

input:

output:

result:

ok answer = 1

Test #46:

score: 0

Accepted

time: 12ms

memory: 3880kb

input:

output:

result:

ok answer = 1

Test #47:

score: 0

Accepted

time: 7ms

memory: 3636kb

input:

output:

result:

ok answer = 1

Test #48:

score: 0

Accepted

time: 19ms

memory: 3660kb

input:

output:

result:

ok answer = 1

Test #49:

score: 0

Accepted

time: 0ms

memory: 3672kb

input:

output:

result:

ok answer = 1

Test #50:

score: 0

Accepted

time: 15ms

memory: 3640kb

input:

output:

result:

ok answer = 1

Test #51:

score: 0

Accepted

time: 3ms

memory: 3652kb

input:

output:

result:

ok answer = 1

Test #52:

score: 0

Accepted

time: 20ms

memory: 3636kb

input:

output:

result:

ok answer = 1

Test #53:

score: 0

Accepted

time: 28ms

memory: 3692kb

input:

output:

result:

ok answer = 1

Test #54:

score: 0

Accepted

time: 16ms

memory: 3644kb

input:

output:

result:

ok answer = 1

Test #55:

score: 0

Accepted

time: 0ms

memory: 3660kb

input:

output:

result:

ok answer = 1

Test #56:

score: 0

Accepted

time: 7ms

memory: 3600kb

input:

output:

result:

ok answer = 1

Test #57:

score: 0

Accepted

time: 15ms

memory: 3656kb

input:

output:

result:

ok answer = 1

Test #58:

score: 0

Accepted

time: 12ms

memory: 3636kb

input:

output:

result:

ok answer = 1

Test #59:

score: 0

Accepted

time: 11ms

memory: 3672kb

input:

output:

result:

ok answer = 1

Test #60:

score: 0

Accepted

time: 8ms

memory: 3584kb

input:

output:

result:

ok answer = 1

Test #61:

score: 0

Accepted

time: 4ms

memory: 3604kb

input:

output:

result:

ok answer = 1

Test #62:

score: 0

Accepted

time: 7ms

memory: 3632kb

input:

output:

result:

ok answer = 1

Test #63:

score: 0

Accepted

time: 16ms

memory: 3596kb

input:

output:

result:

ok answer = 1

Test #64:

score: 0

Accepted

time: 0ms

memory: 3640kb

input:

output:

result:

ok answer = 1

Test #65:

score: 0

Accepted

time: 15ms

memory: 3584kb

input:

output:

result:

ok answer = 1

Test #66:

score: 0

Accepted

time: 16ms

memory: 3640kb

input:

output:

result:

ok answer = 1

Test #67:

score: 0

Accepted

time: 4ms

memory: 3592kb

input:

output:

result:

ok answer = 1

Test #68:

score: 0

Accepted

time: 3ms

memory: 3856kb

input:

output:

result:

ok answer = 1

Test #69:

score: 0

Accepted

time: 32ms

memory: 3644kb

input:

output:

result:

ok answer = 1

Test #70:

score: 0

Accepted

time: 20ms

memory: 3856kb

input:

output:

result:

ok answer = 1

Test #71:

score: 0

Accepted

time: 3ms

memory: 3668kb

input:

output:

result:

ok answer = 1