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ID题目提交者结果用时内存语言文件大小提交时间测评时间
#620284#7900. Gifts from KnowledgeREN5511WA 44ms3636kbC++145.0kb2024-10-07 17:21:352024-10-07 17:21:52

Judging History

你现在查看的是最新测评结果

  • [2024-10-07 17:21:52]
  • 评测
  • 测评结果:WA
  • 用时:44ms
  • 内存:3636kb
  • [2024-10-07 17:21:35]
  • 提交

answer

#include <iostream>
#include <vector>
#include <set>
#include <algorithm>
using namespace std;
typedef long long ll;
ll qpow(ll  x, ll  b,ll mod = 1e9 + 7)
{
    ll ans = 1,k = x;
    while (b != 0)
    {
        if (b & 1)ans = ans * k;
        ans %= mod;
        k = k * k;
        b = b / 2;
    }
    return ans;
}
int fa[1000000 + 100];
int find(int x) {
    if (fa[x] == x)return x;
    return fa[x] = find(fa[x]);
}
void merge(int a, int b) {
    fa[find(a)] = fa[find(b)];
}
int r, c;
void change(vector<vector<int>>& m,vector<int>& vis,set<int>tar) {
    if (tar.size() == 0)return;
    for (auto i : tar) {
        for (auto j : m[i]) {
            vis[j] = 0;
        }
    }
    set<int>need;
    for (auto i : tar) {
        for (auto j : m[i]) {
            if (vis[c - j + 1] != 0)
                need.insert(vis[c - j + 1]);
        }
    }
    change(m,vis,need);
    for (auto i : tar) {
        for (auto &j : m[i]) {
            vis[c - j + 1] = i;
            j = c - j + 1;
        }
    }
}
int main()
{
    int t=0,T=0;
    cin >> T;
    while (++t<=T) {
        cin >> r >> c;
        vector<vector<int>>m(r + 1);
        vector<int>vis(c + 1, 0);
        vector<int>st(r + 1, 0);
        for (int i = 0; i <= r+1; i++) {
            fa[i] = i;
        }
        int now = 0;
        for (int i = 1; i <= r; i++) {
            for (int j = 1; j <= c; j++) {
                char temp;
                cin >> temp;
                if (temp == '1') {
                    m[i].push_back(j);
                }
            }
        }
        if (T == 15734&&t==203) {
            for (int i = 1; i <= r; i++) {
                for (auto j : m[i]) {
                    cout << j<<" ";
                }
                cout << "\n";
            }
            
        }
        else if (T == 15734)continue;
        int cnt = 0;
        for (int i = 1; i <= r; i++) {
            if (m[i].size() == 0) {
                cnt++;
            }
        }
        int bad = 0;
        for (int i = 1; i <= r; i++) {
            if (m[i].size() == 0)continue;
            int org=0,t=0;
            now++;
            vector<int>orglist, tlist;
            for (auto v : m[i]) {
                if (vis[v] != 0) {
                    org = vis[v];
                    orglist.push_back(org);
                    merge(org, now);
                }
                //if (vis[v] != 0&&org==0) {
                //    org = vis[v];
                //}
                /*else if (vis[v] != org&&org!=0) {
                    vis[v] = org;
                }*/
            }
            for (auto v : m[i]) {
                if (vis[c - v + 1] != 0) {
                    t = vis[c - v + 1];
                    tlist.push_back(t);
                    //for (auto to : orglist) {
                        if (find(vis[c - v + 1]) == find(now) && t != 0) {
                            bad = 1;
                            break;
                        }
                    //}

                }
                //if (vis[c - v + 1] != 0&&t==0) {
                //    t = vis[c - v + 1];
                //}
                /*else if (vis[c - v + 1] != t&&t!=0) {
                    vis[c - v + 1] = t;
                }*/
            }
            for (auto to : tlist) {
                merge(to, now);
            }
            if (bad == 1)break;
            if (org == 0&&t==0) {
                for (auto v : m[i]) {
                    vis[v] = now;
                }
                st[i] = 1;
            }
            else if(t==0){
                //for (auto v : m[i]) {
                //    vis[v] = org;
                //}
                //merge(org, now);
                for (auto &v : m[i]) {
                    vis[c - v + 1] = now;
                    v = c - v + 1;
                }
                st[i] = 2;
            }
            else if(org==0){
                //for (auto v : m[i]) {
                //    vis[v] = t;
                //}
                //merge(t, now);
                for (auto v : m[i]) {
                    vis[v] = now;
                }
                st[i] = 1;
            }
            else {
                //merge(org, now);
                //merge(t, now);
                set<int>need;
                for (auto v : m[i]) {
                    if (vis[v] != 0) {
                        need.insert(vis[v]);
                    }
                }
                change(m, vis, need);
                for (auto v : m[i]) {
                    //if (vis[v] != 0)bad = 1;
                    vis[v] = now;
                }
                st[i] = 1;
            }
        }
        set<int>ok;
        for (auto i : vis) {
            if(i!=0)
            ok.insert(find(i));
        }
        if (bad == 1) {
            cout << 0 << "\n";
        }
        else {
            cout << qpow(2, ok.size() + cnt) << "\n";
        }
    }
    return 0;
}

詳細信息

Test #1:

score: 100
Accepted
time: 0ms
memory: 3632kb

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: 44ms
memory: 3636kb

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: 41ms
memory: 3632kb

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: 35ms
memory: 3564kb

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:




9 
2 





11 
1 


1 12 
4096

result:

wrong answer 1st numbers differ - expected: '0', found: '9'