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QOJ

IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#483104#9114. Black or White 2ucup-team1134AC ✓56ms5492kbC++235.3kb2024-07-18 11:08:552024-07-18 11:08:57

Judging History

你现在查看的是最新测评结果

  • [2024-07-18 11:08:57]
  • 评测
  • 测评结果:AC
  • 用时:56ms
  • 内存:5492kb
  • [2024-07-18 11:08:55]
  • 提交

answer

#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
template<class T>bool chmax(T &a, const T &b) { if (a<b) { a=b; return true; } return false; }
template<class T>bool chmin(T &a, const T &b) { if (b<a) { a=b; return true; } return false; }
#define all(x) (x).begin(),(x).end()
#define fi first
#define se second
#define mp make_pair
#define si(x) int(x.size())
const int mod=998244353,MAX=300005,INF=1<<30;

vector<string> solve(int N,int M,int K){
    vector<string> S(N,string(M,'0'));
    if(N==4&&M==4&&K==5){
        S[0][1]=S[0][2]=S[1][0]=S[1][1]=S[2][0]='1';
        return S;
    }
    if(N==5&&M==4&&K==9){
        S[0][1]=S[0][2]=S[1][0]=S[1][1]=S[2][0]='1';
        S[0][3]=S[1][2]=S[2][1]=S[3][0]='1';
        return S;
    }
    if(N==5&&M==5&&K==12){
        for(int i=0;i<N;i++){
            for(int j=0;j<5-i;j++){
                S[i][j]='1';
            }
        }
        S[0][0]=S[0][1]=S[1][0]='0';
        return S;
    }
    int sv=K;
    for(int i=0;;i+=2){
        int need=(3*M+1)/2;
        if(K>=need){
            for(int a=0;a<M;a++){
                S[i][a]='1';
            }
            for(int a=0;a<M;a+=2){
                S[i+1][a]='1';
            }
            K-=need;
        }else if(i>=2&&K>=M){
            for(int s=i;s>=1;s--) swap(S[s],S[s-1]);
            for(int a=0;a<M;a++) S[0][a]='1';
            K-=M;
        }else{
            break;
        }
    }
    
    for(int i=N-1;i>=0;i-=2){
        for(int j=M-1;j>=0;j-=2){
            if(K){
                S[i][j]='1';
                K--;
            }
        }
    }
    
    bool f=true;
    int cncn=0;
    for(int i=0;i<N;i++){
        for(int j=0;j<M;j++){
            if(S[i][j]=='1') cncn++;
        }
    }
    assert(cncn==sv);
    
    for(int i=0;i+1<N;i++){
        for(int j=0;j+1<M;j++){
            int cn=0;
            cn+=(S[i][j]=='1');
            cn+=(S[i][j+1]=='1');
            cn+=(S[i+1][j]=='1');
            cn+=(S[i+1][j+1]=='1');
            assert(cn!=2);
        }
    }
    
    
    return S;
    
    if(N==2){
        if(K%2==0){
            for(int j=0;j<K/2-1;j++) S[0][j]=S[1][j]='1';
            S[0][K/2-1]='1';
            S[1].back()='1';
        }else{
            for(int j=0;j<K/2-1;j++) S[0][j]=S[1][j]='1';
            S[0][K/2-1]='1';
        }
        
        return S;
    }else{
        
    }
    return S;
}

int main(){
    
    std::ifstream in("text.txt");
    std::cin.rdbuf(in.rdbuf());
    cin.tie(0);
    ios::sync_with_stdio(false);
    /*
    for(int N=3;N<=20;N++){
        for(int M=2;M<=N;M++){
            for(int K=0;K<=N*M/2;K++){
                cout<<N<<" "<<M<<" "<<K<<endl;
                solve(N,M,K);
            }
        }
    }
    */
    int Q;cin>>Q;
    while(Q--){
        ll N,M,K;cin>>N>>M>>K;
        if(N==2&&M==2){
            if(K==2){
                cout<<"01\n";
                cout<<"10\n";
            }else{
                for(int i=0;i<2;i++){
                    for(int j=0;j<2;j++){
                        if(K){
                            cout<<1;
                            K--;
                        }else{
                            cout<<0;
                        }
                    }
                    cout<<"\n";
                }
            }
        }else{
            bool fl=false;
            if(K+K>N*M){
                fl=true;
                K=N*M-K;
            }
            bool tr=false;
            if(N<M){
                swap(N,M);
                tr=true;
            }
            
            auto res=solve(N,M,K);
            
            if(fl){
                for(int i=0;i<N;i++){
                    for(int j=0;j<M;j++){
                        res[i][j]^=1;
                    }
                }
            }
            
            if(tr){
                for(int j=0;j<M;j++){
                    for(int i=0;i<N;i++){
                        cout<<res[i][j];
                    }
                    cout<<"\n";
                }
            }else{
                for(int i=0;i<N;i++) cout<<res[i]<<"\n";
            }
        }
    }
    /*
    for(int N=2;N<=5;N++){
        for(int M=2;M<=5;M++){
            vector<pair<int,vector<string>>> ans(N*M+1,mp(INF,vector<string>{}));
            for(int bit=0;bit<(1<<N*M);bit++){
                vector<string> S(N);
                for(int i=0;i<N*M;i++){
                    if(bit&(1<<i)){
                        S[i/M]+='1';
                    }else{
                        S[i/M]+='0';
                    }
                }
                int ng=0;
                for(int i=0;i+1<N;i++){
                    for(int j=0;j+1<M;j++){
                        int cn=0;
                        cn+=(S[i][j]=='1');
                        cn+=(S[i][j+1]=='1');
                        cn+=(S[i+1][j]=='1');
                        cn+=(S[i+1][j+1]=='1');
                        if(cn==2) ng++;
                    }
                }
                chmin(ans[__builtin_popcount(bit)],mp(ng,S));
            }
            cout<<N<<" "<<M<<endl;
            for(auto [x,S]:ans){
                for(string T:S) cout<<T<<"\n";
                cout<<"\n";
            }
            cout<<endl;
        }
    }
     */
}

Details

Tip: Click on the bar to expand more detailed information

Test #1:

score: 100
Accepted
time: 0ms
memory: 3860kb

input:

2
2 2 2
2 3 0

output:

01
10
000
000

result:

ok Output is valid. OK.

Test #2:

score: 0
Accepted
time: 39ms
memory: 3632kb

input:

27520
2 2 0
2 2 1
2 2 2
2 2 3
2 2 4
2 3 0
2 3 1
2 3 2
2 3 3
2 3 4
2 3 5
2 3 6
3 2 0
3 2 1
3 2 2
3 2 3
3 2 4
3 2 5
3 2 6
3 3 0
3 3 1
3 3 2
3 3 3
3 3 4
3 3 5
3 3 6
3 3 7
3 3 8
3 3 9
2 4 0
2 4 1
2 4 2
2 4 3
2 4 4
2 4 5
2 4 6
2 4 7
2 4 8
3 4 0
3 4 1
3 4 2
3 4 3
3 4 4
3 4 5
3 4 6
3 4 7
3 4 8
3 4 9
3 4 10...

output:

00
00
10
00
01
10
11
10
11
11
000
000
000
001
000
101
110
100
111
010
111
110
111
111
00
00
00
00
00
01
01
00
01
11
10
00
10
11
10
11
11
10
11
11
11
000
000
000
000
000
001
000
000
101
001
000
101
101
000
101
010
111
010
110
111
010
111
111
010
111
111
110
111
111
111
0000
0000
0000
0001
0000
0101
1...

result:

ok Output is valid. OK.

Test #3:

score: 0
Accepted
time: 26ms
memory: 4804kb

input:

162
2 2 2
2 3 2
2 3 3
2 3 4
3 2 2
3 2 3
3 2 4
3 3 2
3 3 3
3 3 4
3 3 5
3 3 6
3 3 7
2 4 2
2 4 3
2 4 4
2 4 5
2 4 6
3 4 2
3 4 3
3 4 4
3 4 5
3 4 6
3 4 7
3 4 8
3 4 9
3 4 10
4 2 2
4 2 3
4 2 4
4 2 5
4 2 6
4 3 2
4 3 3
4 3 4
4 3 5
4 3 6
4 3 7
4 3 8
4 3 9
4 3 10
4 4 2
4 4 3
4 4 4
4 4 5
4 4 6
4 4 7
4 4 8
4 4 9
...

output:

01
10
000
101
110
100
111
010
01
00
01
11
10
00
10
11
10
000
000
101
001
000
101
101
000
101
010
111
010
110
111
010
111
111
010
0000
0101
1100
1000
1100
1001
0011
0111
1111
1010
0001
0000
0001
0001
0000
0101
0101
0000
0101
1100
1000
1100
1100
1000
1101
0011
0111
0011
1010
1111
1010
1110
1111
1010
1...

result:

ok Output is valid. OK.

Test #4:

score: 0
Accepted
time: 28ms
memory: 4304kb

input:

163
2 2 2
2 3 2
2 3 3
2 3 4
3 2 2
3 2 3
3 2 4
3 3 2
3 3 3
3 3 4
3 3 5
3 3 6
3 3 7
2 4 2
2 4 3
2 4 4
2 4 5
2 4 6
3 4 2
3 4 3
3 4 4
3 4 5
3 4 6
3 4 7
3 4 8
3 4 9
3 4 10
4 2 2
4 2 3
4 2 4
4 2 5
4 2 6
4 3 2
4 3 3
4 3 4
4 3 5
4 3 6
4 3 7
4 3 8
4 3 9
4 3 10
4 4 2
4 4 3
4 4 4
4 4 5
4 4 6
4 4 7
4 4 8
4 4 9
...

output:

01
10
000
101
110
100
111
010
01
00
01
11
10
00
10
11
10
000
000
101
001
000
101
101
000
101
010
111
010
110
111
010
111
111
010
0000
0101
1100
1000
1100
1001
0011
0111
1111
1010
0001
0000
0001
0001
0000
0101
0101
0000
0101
1100
1000
1100
1100
1000
1101
0011
0111
0011
1010
1111
1010
1110
1111
1010
1...

result:

ok Output is valid. OK.

Test #5:

score: 0
Accepted
time: 27ms
memory: 4400kb

input:

165
2 2 2
2 3 2
2 3 3
2 3 4
3 2 2
3 2 3
3 2 4
3 3 2
3 3 3
3 3 4
3 3 5
3 3 6
3 3 7
2 4 2
2 4 3
2 4 4
2 4 5
2 4 6
3 4 2
3 4 3
3 4 4
3 4 5
3 4 6
3 4 7
3 4 8
3 4 9
3 4 10
4 2 2
4 2 3
4 2 4
4 2 5
4 2 6
4 3 2
4 3 3
4 3 4
4 3 5
4 3 6
4 3 7
4 3 8
4 3 9
4 3 10
4 4 2
4 4 3
4 4 4
4 4 5
4 4 6
4 4 7
4 4 8
4 4 9
...

output:

01
10
000
101
110
100
111
010
01
00
01
11
10
00
10
11
10
000
000
101
001
000
101
101
000
101
010
111
010
110
111
010
111
111
010
0000
0101
1100
1000
1100
1001
0011
0111
1111
1010
0001
0000
0001
0001
0000
0101
0101
0000
0101
1100
1000
1100
1100
1000
1101
0011
0111
0011
1010
1111
1010
1110
1111
1010
1...

result:

ok Output is valid. OK.

Test #6:

score: 0
Accepted
time: 40ms
memory: 3888kb

input:

1020
2 2 2
2 3 2
2 3 3
2 3 4
3 2 2
3 2 3
3 2 4
3 3 2
3 3 3
3 3 4
3 3 5
3 3 6
3 3 7
2 4 2
2 4 3
2 4 4
2 4 5
2 4 6
3 4 2
3 4 3
3 4 4
3 4 5
3 4 6
3 4 7
3 4 8
3 4 9
3 4 10
4 2 2
4 2 3
4 2 4
4 2 5
4 2 6
4 3 2
4 3 3
4 3 4
4 3 5
4 3 6
4 3 7
4 3 8
4 3 9
4 3 10
4 4 2
4 4 3
4 4 4
4 4 5
4 4 6
4 4 7
4 4 8
4 4 9...

output:

01
10
000
101
110
100
111
010
01
00
01
11
10
00
10
11
10
000
000
101
001
000
101
101
000
101
010
111
010
110
111
010
111
111
010
0000
0101
1100
1000
1100
1001
0011
0111
1111
1010
0001
0000
0001
0001
0000
0101
0101
0000
0101
1100
1000
1100
1100
1000
1101
0011
0111
0011
1010
1111
1010
1110
1111
1010
1...

result:

ok Output is valid. OK.

Test #7:

score: 0
Accepted
time: 40ms
memory: 3688kb

input:

1012
2 2 2
2 3 2
2 3 3
2 3 4
3 2 2
3 2 3
3 2 4
3 3 2
3 3 3
3 3 4
3 3 5
3 3 6
3 3 7
2 4 2
2 4 3
2 4 4
2 4 5
2 4 6
3 4 2
3 4 3
3 4 4
3 4 5
3 4 6
3 4 7
3 4 8
3 4 9
3 4 10
4 2 2
4 2 3
4 2 4
4 2 5
4 2 6
4 3 2
4 3 3
4 3 4
4 3 5
4 3 6
4 3 7
4 3 8
4 3 9
4 3 10
4 4 2
4 4 3
4 4 4
4 4 5
4 4 6
4 4 7
4 4 8
4 4 9...

output:

01
10
000
101
110
100
111
010
01
00
01
11
10
00
10
11
10
000
000
101
001
000
101
101
000
101
010
111
010
110
111
010
111
111
010
0000
0101
1100
1000
1100
1001
0011
0111
1111
1010
0001
0000
0001
0001
0000
0101
0101
0000
0101
1100
1000
1100
1100
1000
1101
0011
0111
0011
1010
1111
1010
1110
1111
1010
1...

result:

ok Output is valid. OK.

Test #8:

score: 0
Accepted
time: 40ms
memory: 3692kb

input:

1033
2 2 2
2 3 2
2 3 3
2 3 4
3 2 2
3 2 3
3 2 4
3 3 2
3 3 3
3 3 4
3 3 5
3 3 6
3 3 7
2 4 2
2 4 3
2 4 4
2 4 5
2 4 6
3 4 2
3 4 3
3 4 4
3 4 5
3 4 6
3 4 7
3 4 8
3 4 9
3 4 10
4 2 2
4 2 3
4 2 4
4 2 5
4 2 6
4 3 2
4 3 3
4 3 4
4 3 5
4 3 6
4 3 7
4 3 8
4 3 9
4 3 10
4 4 2
4 4 3
4 4 4
4 4 5
4 4 6
4 4 7
4 4 8
4 4 9...

output:

01
10
000
101
110
100
111
010
01
00
01
11
10
00
10
11
10
000
000
101
001
000
101
101
000
101
010
111
010
110
111
010
111
111
010
0000
0101
1100
1000
1100
1001
0011
0111
1111
1010
0001
0000
0001
0001
0000
0101
0101
0000
0101
1100
1000
1100
1100
1000
1101
0011
0111
0011
1010
1111
1010
1110
1111
1010
1...

result:

ok Output is valid. OK.

Test #9:

score: 0
Accepted
time: 56ms
memory: 3600kb

input:

100000
2 2 2
2 3 2
2 3 3
2 3 4
3 2 2
3 2 3
3 2 4
3 3 2
3 3 3
3 3 4
3 3 5
3 3 6
3 3 7
2 4 2
2 4 3
2 4 4
2 4 5
2 4 6
3 4 2
3 4 3
3 4 4
3 4 5
3 4 6
3 4 7
3 4 8
3 4 9
3 4 10
4 2 2
4 2 3
4 2 4
4 2 5
4 2 6
4 3 2
4 3 3
4 3 4
4 3 5
4 3 6
4 3 7
4 3 8
4 3 9
4 3 10
4 4 2
4 4 3
4 4 4
4 4 5
4 4 6
4 4 7
4 4 8
4 4...

output:

01
10
000
101
110
100
111
010
01
00
01
11
10
00
10
11
10
000
000
101
001
000
101
101
000
101
010
111
010
110
111
010
111
111
010
0000
0101
1100
1000
1100
1001
0011
0111
1111
1010
0001
0000
0001
0001
0000
0101
0101
0000
0101
1100
1000
1100
1100
1000
1101
0011
0111
0011
1010
1111
1010
1110
1111
1010
1...

result:

ok Output is valid. OK.

Test #10:

score: 0
Accepted
time: 39ms
memory: 3600kb

input:

100000
2 2 2
2 3 2
2 3 3
2 3 4
3 2 2
3 2 3
3 2 4
3 3 2
3 3 3
3 3 4
3 3 5
3 3 6
3 3 7
2 4 2
2 4 3
2 4 4
2 4 5
2 4 6
3 4 2
3 4 3
3 4 4
3 4 5
3 4 6
3 4 7
3 4 8
3 4 9
3 4 10
4 2 2
4 2 3
4 2 4
4 2 5
4 2 6
4 3 2
4 3 3
4 3 4
4 3 5
4 3 6
4 3 7
4 3 8
4 3 9
4 3 10
4 4 2
4 4 3
4 4 4
4 4 5
4 4 6
4 4 7
4 4 8
4 4...

output:

01
10
000
101
110
100
111
010
01
00
01
11
10
00
10
11
10
000
000
101
001
000
101
101
000
101
010
111
010
110
111
010
111
111
010
0000
0101
1100
1000
1100
1001
0011
0111
1111
1010
0001
0000
0001
0001
0000
0101
0101
0000
0101
1100
1000
1100
1100
1000
1101
0011
0111
0011
1010
1111
1010
1110
1111
1010
1...

result:

ok Output is valid. OK.

Test #11:

score: 0
Accepted
time: 39ms
memory: 3636kb

input:

100000
2 2 2
2 3 2
2 3 3
2 3 4
3 2 2
3 2 3
3 2 4
3 3 2
3 3 3
3 3 4
3 3 5
3 3 6
3 3 7
2 4 2
2 4 3
2 4 4
2 4 5
2 4 6
3 4 2
3 4 3
3 4 4
3 4 5
3 4 6
3 4 7
3 4 8
3 4 9
3 4 10
4 2 2
4 2 3
4 2 4
4 2 5
4 2 6
4 3 2
4 3 3
4 3 4
4 3 5
4 3 6
4 3 7
4 3 8
4 3 9
4 3 10
4 4 2
4 4 3
4 4 4
4 4 5
4 4 6
4 4 7
4 4 8
4 4...

output:

01
10
000
101
110
100
111
010
01
00
01
11
10
00
10
11
10
000
000
101
001
000
101
101
000
101
010
111
010
110
111
010
111
111
010
0000
0101
1100
1000
1100
1001
0011
0111
1111
1010
0001
0000
0001
0001
0000
0101
0101
0000
0101
1100
1000
1100
1100
1000
1101
0011
0111
0011
1010
1111
1010
1110
1111
1010
1...

result:

ok Output is valid. OK.

Test #12:

score: 0
Accepted
time: 11ms
memory: 5492kb

input:

3
1500 1500 2250000
1322 1322 1747684
1158 2 2316

output:

111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111...

result:

ok Output is valid. OK.

Test #13:

score: 0
Accepted
time: 14ms
memory: 5464kb

input:

3
1500 1500 1125000
1322 1322 873842
1158 2 1158

output:

111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111...

result:

ok Output is valid. OK.

Extra Test:

score: 0
Extra Test Passed