QOJ.ac

QOJ

IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#162778#7105. Pixel ArtGenshinImpactsFault#AC ✓247ms31164kbC++175.4kb2023-09-03 16:35:512023-09-04 04:31:21

Judging History

你现在查看的是最新测评结果

  • [2023-09-04 04:31:21]
  • 自动重测本题所有获得100分的提交记录
  • 测评结果:AC
  • 用时:247ms
  • 内存:31164kb
  • [2023-09-03 16:35:52]
  • 评测
  • 测评结果:100
  • 用时:240ms
  • 内存:31308kb
  • [2023-09-03 16:35:51]
  • 提交

answer

#include <bits/stdc++.h>
using namespace std;
#define LL long long
#define M 100010
int fa[M];
vector<array<int, 3>> row[M], a1[M], a2[M];
int ad[M];
LL Ans1[M]; int Ans2[M];
vector<pair<int, int>> Edge[M];
int add[M];
struct Node{
    int r1, c1, r2, c2, id;
    bool operator < (const Node& rhs) const {
        return c1 < rhs.c1 || (c1 == rhs.c1 && r1 < rhs.r1);
    }
} lie[M], hang[M * 2];
int Find(int x) {
    return fa[x] == x ? x : fa[x] = Find(fa[x]);
}
void Do() {
    int n, m, k;
    cin >> n >> m >> k;
    for(int i = 1; i <= k; ++ i) {
        fa[i] = i;
    }
    for(int i = 0; i <= n + 1; ++ i) {
        row[i].clear();
        a1[i].clear();
        a2[i].clear();
        Edge[i].clear();
        add[i] = 0;
        ad[i] = 0;
    }
    int tot = 0, cnt = 0;
    for(int i = 1; i <= k; ++ i) {
        int r1, c1, r2, c2;
        cin >> r1 >> c1 >> r2 >> c2;
        ++add[r1];
        if(r1 == r2) {
            row[r1].push_back({c1, c2, i});
            if(c1 > 1) hang[++cnt] = {r1, c1 - 1, r1, c1 - 1, i};
            if(c2 < m) hang[++cnt] = {r1, c2 + 1, r1, c2 + 1, i};
        }
        else {
            ad[r1] ++; ad[r2 + 1] --;
            a1[r1 - 1].push_back({c1, c1, i});
            a2[r2 + 1].push_back({c1, c2, i});
            lie[++ tot] = {r1, c1, r2, c2, i};
        }
    }
    for(int i = 1; i <= n; ++ i) {
        ad[i] += ad[i - 1];
        Ans1[i] = Ans1[i - 1] + ad[i];
        for(auto [l, r, id] : row[i]) {
            Ans1[i] += r - l + 1;
        }
    }
    // lie lie 
    sort(lie + 1, lie + tot + 1);
    for(int i = 1; i < tot; ++ i) {
        if(lie[i].c1 == lie[i + 1].c1) {
            if(lie[i].r2 + 1 == lie[i + 1].r1) {
                Edge[lie[i + 1].r1].push_back({lie[i].id, lie[i + 1].id});
            }
        }
    }
    for(int i = 1; i < tot; ++ i) {
        if(i == 1 || lie[i].c1 != lie[i - 1].c1) {
            int j = i + 1;
            while(j <= tot && lie[j].c1 == lie[i].c1) ++ j;
            if(j > tot) continue;
            if(lie[i].c1 + 1 != lie[j].c1) continue;
            int ilim = j - 1, jlim = j;
            while(lie[jlim + 1].c1 == lie[j].c1 && jlim < tot) ++ jlim;
            int I = i, J = j;
            while(I <= ilim && J <= jlim) {
                int Li = lie[I].r1, Ri = lie[I].r2;
                int Lj = lie[J].r1, Rj = lie[J].r2;
                if(max(Li, Lj) <= min(Ri, Rj)) {
                    Edge[max(Li, Lj)].push_back({lie[I].id, lie[J].id});
                }
                if(Ri < Rj) {
                    ++ I;
                }
                else {
                    ++ J;
                }
            }
        }
    }
    // hang hang
    for(int i = 1; i <= n; ++ i) {
        sort(row[i].begin(), row[i].end());
        sort(a1[i].begin(), a1[i].end());
        sort(a2[i].begin(), a2[i].end());
        for(int j = 0; j + 1 < row[i].size(); ++ j) {
            if(row[i][j][1] + 1 == row[i][j + 1][0]) {
                Edge[i].push_back({row[i][j][2], row[i][j + 1][2]});
            }
        }
    }
    for(int i = 1; i < n; ++ i) {
        int I = 0, J = 0;
        while(I < row[i].size() && J < row[i + 1].size()) {
            int Li = row[i][I][0], Ri = row[i][I][1];
            int Lj = row[i + 1][J][0], Rj = row[i + 1][J][1];
            if(max(Li, Lj) <= min(Ri, Rj)) {
                Edge[i + 1].push_back({row[i][I][2], row[i + 1][J][2]});
            }
            if(Ri < Rj) ++ I;
            else ++ J;
        }
    }
    // hang lie 1
    for(int i = 1; i < n; ++ i) {
        int I = 0;
        for(auto [l, r, id] : row[i]) {
            while(I < a1[i].size() && a1[i][I][0] < l) ++ I;
            if(I == a1[i].size()) break;
            while(I < a1[i].size() && a1[i][I][0] <= r) {
                Edge[i + 1].push_back({id, a1[i][I][2]});
                ++ I;
            }
        }
    }
    for(int i = 2; i <= n; ++ i) {
        int I = 0;
        for(auto [l, r, id] : row[i]) {
            while(I < a2[i].size() && a2[i][I][0] < l) ++ I;
            if(I == a2[i].size()) break;
            while(I < a2[i].size() && a2[i][I][0] <= r) {
                Edge[i].push_back({id, a2[i][I][2]});
                ++ I;
            }
        }
    }
    // hang lie 2
    sort(hang + 1, hang + cnt + 1);
    if(1) {
        int I = 1, J = 1;
        for(; I <= tot && J <= cnt;) {
            int ci = lie[I].c1, li = lie[I].r1, ri = lie[I].r2;
            int cj = hang[J].c1, rj = hang[J].r1;
            // cout << "### " << ci << " " << li << " " << ri << "  :  " << cj << " " << rj << "\n";
            if(ci == cj && rj >= li && rj <= ri) {
                Edge[rj].push_back({lie[I].id, hang[J].id});
            }
            if(cj > ci || (cj == ci && rj > ri)) ++I;
            else ++J;
        }
    }
    for(int i = 1; i <= n; i++) {
        Ans2[i] = Ans2[i - 1] + add[i];
        for(auto v : Edge[i]) {
            // cout << ">>> " << v.first << " " << v.second << "\n";
            int x = Find(v.first), y = Find(v.second);
            if(x == y) continue;
            fa[x] = y, --Ans2[i];
        }
    }
    for(int i = 1; i <= n; i++) cout << Ans1[i] << " " << Ans2[i] << "\n";
}
int main() {
    ios::sync_with_stdio(0);
    cin.tie(0), cout.tie(0);
    int T;
    cin >> T;
    while(T --) {
        Do();
    }
}

这程序好像有点Bug,我给组数据试试?

Details

Tip: Click on the bar to expand more detailed information

Test #1:

score: 100
Accepted
time: 0ms
memory: 17372kb

input:

3
2 5 2
1 1 1 2
2 3 2 5
2 5 2
1 1 1 3
2 3 2 5
3 3 3
1 1 1 2
3 1 3 2
1 3 2 3

output:

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

result:

ok 7 lines

Test #2:

score: 0
Accepted
time: 247ms
memory: 31164kb

input:

2130
2 5 2
1 1 1 2
2 3 2 5
2 5 2
1 1 1 3
2 3 2 5
3 3 3
1 1 1 2
3 1 3 2
1 3 2 3
3 100 51
1 2 2 2
1 4 2 4
1 6 2 6
1 8 2 8
1 10 2 10
1 12 2 12
1 14 2 14
1 16 2 16
1 18 2 18
1 20 2 20
1 22 2 22
1 24 2 24
1 26 2 26
1 28 2 28
1 30 2 30
1 32 2 32
1 34 2 34
1 36 2 36
1 38 2 38
1 40 2 40
1 42 2 42
1 44 2 44
...

output:

2 1
5 2
3 1
6 1
3 1
4 1
6 2
50 50
100 50
200 1
50 50
150 1
200 1
2 1
4 1
6 1
8 1
10 1
12 1
14 1
16 1
18 1
20 1
22 1
24 1
26 1
28 1
30 1
32 1
34 1
36 1
38 1
40 1
42 1
44 1
46 1
48 1
50 1
52 1
54 1
56 1
58 1
60 1
62 1
64 1
66 1
68 1
70 1
72 1
74 1
76 1
78 1
80 1
82 1
84 1
86 1
88 1
90 1
92 1
94 1
96 1...

result:

ok 355756 lines

Extra Test:

score: 0
Extra Test Passed