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IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#298003#6309. AqrePlentyOfPenalty#WA 1ms3668kbC++201.8kb2024-01-05 15:33:012024-01-05 15:33:03

Judging History

你现在查看的是最新测评结果

  • [2024-01-05 15:33:03]
  • 评测
  • 测评结果:WA
  • 用时:1ms
  • 内存:3668kb
  • [2024-01-05 15:33:01]
  • 提交

answer

#include<bits/stdc++.h>
#define all(x) begin(x),end(x)
using namespace std;
const int N=1e3+9;
int T,n,m,fl,ans,sx,px,py,prt[N][N];
void dfs(int i,int j){
	if(i<0||i>=n||j<0||j>=m)return;
	if(prt[i][j]!=1)return;
	prt[i][j]=2;
	dfs(i-1,j),dfs(i+1,j),dfs(i,j-1),dfs(i,j+1);
}
void solve(){
	if(n>m)swap(n,m),fl=1;
	else fl=0;
	ans=n*m;
	if(n==3){
		for(int i=0;i<n;++i)for(int j=0;j<m;++j){
			if(((i==0||i==2)&&(j&3)==3)||(i==1&&(j&3)==1))--ans,prt[i][j]=0;
			else prt[i][j]=1;
		}
	}else{
		if(m%4==0)swap(n,m),fl^=1;
		if(n==2||(n&3)==1)sx=2;
		else if(!(n&3))sx=0;
		else sx=1;
		for(int i=0;i<n;++i)for(int j=0;j<m;++j){
			px=(i+sx&3),py=(j&3);
			if((px==0&&py==0)||(px==1&&py==2)||(px==2&&py==3)||(px==3&&py==1))--ans,prt[i][j]=0;
			else prt[i][j]=1;
		}
	}
	// cerr<<"!<<<"<<endl;
	// 	if(fl)for(int i=0;i<m;++i,cout<<"\n")for(int j=0;j<n;++j)cout<<prt[j][i];
	// 	else for(int i=0;i<n;++i,cout<<"\n")for(int j=0;j<m;++j)cout<<prt[i][j];
	// cerr<<"!>>>"<<endl;
	// for(int i=0;i<n;i++)for(int j=0;j<m;j++)if(prt[i][j]==1){dfs(i,j);break;}
	// for(int i=0;i<n;i++)for(int j=0;j<m;j++)if(prt[i][j]==1){assert(0);}
}
int main(){
#ifndef ONLINE_JUDGE
	//freopen(".in","r",stdin);
#endif
	cin.tie(0)->sync_with_stdio(0);
	for(int i=3;i<=20;i++)
		for(int j=3;j<=20;j++){
			n=i,m=j;
			solve();
		}
	cin>>T;
	while(T--){
#ifdef memset0
		cout<<flush;
#endif
		cin>>n>>m;
		if(n<=3&&m<=3){
			cout<<n*m<<"\n";
			for(int i=1;i<=n;++i){
				for(int j=1;j<=m;++j)cout<<1;
				cout<<"\n";
			}
		 	continue;
		}
		solve();
		for(int i=0;i<n;i++)for(int j=0;j<m;j++)prt[i][j]=!!prt[i][j];
		cout<<ans<<"\n";
		if(fl)for(int i=0;i<m;++i,cout<<"\n")for(int j=0;j<n;++j)cout<<prt[j][i];
		else for(int i=0;i<n;++i,cout<<"\n")for(int j=0;j<m;++j)cout<<prt[i][j];
	}
}
/*
9
2 2
3 4
3 8
4 3
8 3
5 5
5 6
6 6
7 6
*/

Details

Tip: Click on the bar to expand more detailed information

Test #1:

score: 100
Accepted
time: 1ms
memory: 3668kb

input:

3
2 2
3 4
3 8

output:

4
11
11
9
1110
1011
1110
18
11101110
10111011
11101110

result:

ok ok (3 test cases)

Test #2:

score: -100
Wrong Answer
time: 0ms
memory: 3604kb

input:

361
2 2
2 3
2 4
2 5
2 6
2 7
2 8
2 9
2 10
2 11
2 12
2 13
2 14
2 15
2 16
2 17
2 18
2 19
2 20
3 2
3 3
3 4
3 5
3 6
3 7
3 8
3 9
3 10
3 11
3 12
3 13
3 14
3 15
3 16
3 17
3 18
3 19
3 20
4 2
4 3
4 4
4 5
4 6
4 7
4 8
4 9
4 10
4 11
4 12
4 13
4 14
4 15
4 16
4 17
4 18
4 19
4 20
5 2
5 3
5 4
5 5
5 6
5 7
5 8
5 9
5 1...

output:

4
11
11
6
111
111
6
0111
1110
8
11101
10111
9
111011
101110
11
1110111
1011101
12
01110111
11101110
14
111011101
101110111
15
1110111011
1011101110
17
11101110111
10111011101
18
011101110111
111011101110
20
1110111011101
1011101110111
21
11101110111011
10111011101110
23
111011101110111
1011101110111...

result:

wrong answer 1s are not connected. (test case 7)