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IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#727625#7900. Gifts from KnowledgeAlbert711WA 11ms3660kbC++202.5kb2024-11-09 13:28:432024-11-09 13:28:46

Judging History

你现在查看的是最新测评结果

  • [2024-11-09 13:28:46]
  • 评测
  • 测评结果:WA
  • 用时:11ms
  • 内存:3660kb
  • [2024-11-09 13:28:43]
  • 提交

answer

#include<bits/stdc++.h>

using namespace std;
// #define int long long
#define ll long long
const int N = 2e5 + 10;
const int mod = 998244353;

vector<int> fa;

int find(int k){
    if(k == fa[k]) return k;
    return fa[k] = find(fa[k]);
}
int jj;
int cc=0;
void abt(){
    int n, len;
    cin >> n >> len;
    vector<string> s(n + 1);
    vector<vector<int>> cnt(len + 1);
    fa = vector<int>(2 * n + 1);
    for(int i = 1; i <= n; i++) {
        cin >> s[i];
        s[i] = ' ' + s[i];
        for(int j = 1; j <= len; j++) {
            if(s[i][j] == '1') {
                cnt[j].push_back(i);
            }
        }
    }
    cc++;
    if(jj==1&&cc!=147) {
        return;
    }
    if(jj==1&&cc==147) {
        for(int i=1;i<=n;i++) {
            cout<<s[i]<<'\n';
        }
        return;
    }
    
    int jud = 0;
    for(int i = 1; i <= len / 2; i++) {
        int tmp = cnt[i].size() + cnt[len - i + 1].size();
        if(tmp > 2) {
            jud = 1;
            break;
        }
    }
    if(len % 2 == 1) {
        if(cnt[len / 2 + 1].size() == 2) jud = 1;
    }
    if(jud) {
        cout << 0 << '\n';
        return;
    }
    for(int i = 1; i <= 2 * n; i++) {
        fa[i] = i;
    }
    for(int i = 1; i <= len / 2; i++) {
        int tmp = cnt[i].size() + cnt[len - i + 1].size();
        if(tmp == 2) {
            if(cnt[i].size() == 2) {
                fa[find(cnt[i][0])] = find(cnt[i][1] + n);
                fa[find(cnt[i][0] + n)] = find(cnt[i][1]);
            } else if(cnt[len - i + 1].size() == 2) {
                fa[find(cnt[len - i + 1][0])] = find(cnt[len - i + 1][1] + n);
                fa[find(cnt[len - i + 1][0] + n)] = find(cnt[len - i + 1][1]);
            } else {
                fa[find(cnt[i][0])] = find(cnt[len - i + 1][0]);
                fa[find(cnt[i][0] + n)] = find(cnt[len - i + 1][0] + n);
            }
        }
    }
    jud=0;
    for(int i=1;i<=n;i++) {
        if(find(i)==find(i+n)) {
            jud=1;
            break;
        }
    }
    if(jud) {
        cout << 0 << '\n';
        return;
    }
    int ans = 0;
    vector<int> idx(2 * n + 1);
    for(int i = 1; i <= 2 * n; i++) {
        if(idx[find(i)] == 0) {
            ans++;
        }
        idx[find(i)]++;
    }

    ans /= 2;
    cout << (1 << ans) << '\n';
}

signed main(){
    ios::sync_with_stdio(false);
    cin.tie(nullptr), cout.tie(nullptr);
    int T = 1;
    cin >> T;
    if(T==15734) jj=1;
    while(T--) abt();
    return 0;
}

Details

Tip: Click on the bar to expand more detailed information

Test #1:

score: 100
Accepted
time: 0ms
memory: 3648kb

input:

3
3 5
01100
10001
00010
2 1
1
1
2 3
001
001

output:

4
0
2

result:

ok 3 number(s): "4 0 2"

Test #2:

score: 0
Accepted
time: 6ms
memory: 3660kb

input:

15613
10 10
0000000000
0000000000
0000000000
0000000000
0000000000
0000000000
0000000000
0000000000
0000000000
0000000000
15 8
00000000
00000000
00000000
00000000
00000000
00000000
00000000
00000000
00000000
00000000
00000000
00000000
00000000
00000000
00000000
1 5
00000
5 9
000000000
000000000
0000...

output:

1024
32768
2
32
32768
128
32
16
16
2
16384
16384
128
128
32768
8192
128
64
16384
2
4
2
4096
16
4096
1024
32768
32768
16384
8
128
2
16
4096
8192
32768
8192
8192
16
16384
16384
256
128
8
256
8
4096
512
2
4
32
32
2
64
512
1024
32768
32768
2
64
16384
16
8192
16
256
16
64
8192
8192
64
1024
2
32768
2
4
51...

result:

ok 15613 numbers

Test #3:

score: 0
Accepted
time: 11ms
memory: 3560kb

input:

15759
9 6
000000
000000
000000
000000
000000
000000
000000
000000
000000
5 15
010000000000000
000000000000000
000000000000000
000100000000000
000100000000000
14 12
000000000000
000000000000
000000000000
000000000000
000000000000
000000000000
000000000000
000000000000
000000000000
000000000000
000000...

output:

512
16
16384
512
1024
4096
32768
4
2
512
512
512
512
8
2
256
16
4096
512
64
16
4096
512
32
32768
8192
32
2048
128
16
4096
64
32768
256
32
16384
8
512
32
2048
8
16
1024
2048
128
64
32
8
512
8
8192
256
8192
32768
2
8
512
512
256
32
2
2048
8192
8
64
8
2
16384
32768
32768
1024
4096
16384
16384
128
256
4...

result:

ok 15759 numbers

Test #4:

score: -100
Wrong Answer
time: 7ms
memory: 3556kb

input:

15734
3 6
000101
010000
001110
5 7
0010010
1000000
0101000
0000000
0000000
10 9
000000000
100000000
000000000
000000000
000010000
000000001
000000000
000000000
000000000
000000000
5 14
10000000000000
00001001000000
00000100000000
00000000000000
00000100000000
5 14
00000000000000
00010000000100
00000...

output:

 010010000
 000010000
 000000000
 000000000
 000010000
 000001000
 000000000
 000000000

result:

wrong output format Expected integer, but "010010000" found