oj.uz

답안 #1106501

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
1106501 2024-10-30T13:33:14 Z vladilius 자매 도시 (APIO20_swap) C++17
100 / 100
 213 ms 54196 KB 
#include <bits/stdc++.h>
using namespace std;
using ll = long long;
using pii = pair<int, int>;
#define pb push_back
#define ff first
#define ss second
#define arr3 array<int, 3>
const int inf = 3e5;
const int infv = numeric_limits<int> :: max();

struct dsu{
    vector<int> p, d, A;
    vector<vector<int>> g;
    vector<bool> f;
    int n, cc, k;
    void init(int ns){
        n = ns;
        d.resize(n + 1);
        p.resize(inf + 1);
        f.resize(inf + 1);
        for (int i = 1; i <= inf; i++){
            p[i] = i;
        }
        cc = n;
        g.resize(inf + 1);
        A.assign(inf + 1, infv);
    }
    int get(int v){
        if (p[v] != v){
            p[v] = get(p[v]);
        }
        return p[v];
    }
    void unite(int x, int y, int w){
        int a = get(x), b = get(y);
        if (a == b){
            if (!f[a]){
                cc++;
                p[a] = cc;
                A[cc] = w;
                g[cc].pb(a);
                f[cc] = 1;
            }
            return;
        }
        
        if (f[a] || f[b] || d[x] == 2 || d[y] == 2){
            cc++;
            p[a] = p[b] = cc;
            A[cc] = w;
            g[cc].pb(a);
            g[cc].pb(b);
            f[cc] = 1;
        }
        else {
            cc++;
            p[a] = p[b] = cc;
            g[cc].pb(a);
            g[cc].pb(b);
            d[x]++; d[y]++;
        }
    }
    vector<int> tin, tout, out;
    vector<vector<int>> pw;
    int lg, timer;
    void fill(int v, int pr){
        tin[v] = ++timer;
        out[v] = min(out[pr], A[v]);
        pw[v][0] = pr;
        for (int i = 1; i <= lg; i++){
            pw[v][i] = pw[pw[v][i - 1]][i - 1];
        }
        for (int i: g[v]){
            fill(i, v);
        }
        tout[v] = timer;
    }
    void build(){
        tin.resize(cc + 1);
        tout.resize(cc + 1);
        lg = log2(cc);
        pw.resize(cc + 1);
        for (int i = 1; i <= cc; i++){
            pw[i].resize(lg + 1);
        }
        timer = 0;
        out.assign(inf + 1, infv);
        fill(cc, cc);
        
        for (int i = 1; i <= inf; i++){
            if (out[i] == infv){
                out[i] = -1;
            }
        }
    }
    bool check(int x, int y){
        return (tin[x] <= tin[y] && tout[x] >= tout[y]);
    }
    int lca(int x, int y){
        for (int i = lg; i >= 0; i--){
            if (!check(pw[x][i], y)){
                x = pw[x][i];
            }
        }
        return pw[x][0];
    }
    int get(int x, int y){
        return out[lca(x, y)];
    }
};

dsu T;
int n, m;

void init(int N, int M, vector<int> U, vector<int> V, vector<int> W){
    n = N; m = M;
    vector<arr3> ed;
    for (int i = 0; i < m; i++){
        ed.pb({W[i], U[i] + 1, V[i] + 1});
    }
    sort(ed.begin(), ed.end());
    T.init(n);
    for (auto [f, x, y]: ed){
        T.unite(x, y, f);
    }
    T.build();
}

int getMinimumFuelCapacity(int x, int y){
    x++; y++;
    return T.get(x, y);
}

Subtask #1
6.0 / 6.0

# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 10832 KB Output is correct
2 Correct 5 ms 10832 KB Output is correct
3 Correct 5 ms 11000 KB Output is correct
4 Correct 5 ms 10920 KB Output is correct
5 Correct 6 ms 11088 KB Output is correct
6 Correct 5 ms 11088 KB Output is correct
7 Correct 7 ms 11088 KB Output is correct
8 Correct 6 ms 11088 KB Output is correct
9 Correct 88 ms 33724 KB Output is correct
10 Correct 98 ms 38788 KB Output is correct
11 Correct 98 ms 38332 KB Output is correct
12 Correct 107 ms 39868 KB Output is correct
13 Correct 111 ms 41916 KB Output is correct
14 Correct 76 ms 33800 KB Output is correct
15 Correct 150 ms 40380 KB Output is correct
16 Correct 145 ms 39612 KB Output is correct
17 Correct 153 ms 41404 KB Output is correct
18 Correct 174 ms 43452 KB Output is correct
19 Correct 61 ms 18776 KB Output is correct
20 Correct 159 ms 40844 KB Output is correct
21 Correct 156 ms 40188 KB Output is correct
22 Correct 161 ms 41904 KB Output is correct
23 Correct 205 ms 43920 KB Output is correct

Subtask #2
7.0 / 7.0

# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 10832 KB Output is correct
2 Correct 5 ms 10832 KB Output is correct
3 Correct 183 ms 43784 KB Output is correct
4 Correct 171 ms 45456 KB Output is correct
5 Correct 177 ms 44524 KB Output is correct
6 Correct 172 ms 45096 KB Output is correct
7 Correct 193 ms 44992 KB Output is correct
8 Correct 159 ms 43552 KB Output is correct
9 Correct 167 ms 44736 KB Output is correct
10 Correct 164 ms 43316 KB Output is correct

Subtask #3
17.0 / 17.0

# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 10832 KB Output is correct
2 Correct 5 ms 10832 KB Output is correct
3 Correct 5 ms 11000 KB Output is correct
4 Correct 5 ms 10920 KB Output is correct
5 Correct 6 ms 11088 KB Output is correct
6 Correct 5 ms 11088 KB Output is correct
7 Correct 7 ms 11088 KB Output is correct
8 Correct 6 ms 11088 KB Output is correct
9 Correct 5 ms 10832 KB Output is correct
10 Correct 5 ms 11088 KB Output is correct
11 Correct 5 ms 11088 KB Output is correct
12 Correct 5 ms 11100 KB Output is correct
13 Correct 5 ms 11088 KB Output is correct
14 Correct 5 ms 11088 KB Output is correct
15 Correct 5 ms 11088 KB Output is correct
16 Correct 5 ms 11088 KB Output is correct
17 Correct 5 ms 11088 KB Output is correct
18 Correct 5 ms 11088 KB Output is correct
19 Correct 5 ms 11088 KB Output is correct
20 Correct 6 ms 11088 KB Output is correct
21 Correct 5 ms 11088 KB Output is correct
22 Correct 5 ms 11088 KB Output is correct
23 Correct 5 ms 11088 KB Output is correct
24 Correct 5 ms 11088 KB Output is correct
25 Correct 5 ms 11344 KB Output is correct
26 Correct 6 ms 11088 KB Output is correct
27 Correct 5 ms 11088 KB Output is correct
28 Correct 6 ms 11088 KB Output is correct

Subtask #4
20.0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 10832 KB Output is correct
2 Correct 5 ms 10832 KB Output is correct
3 Correct 5 ms 10832 KB Output is correct
4 Correct 5 ms 11000 KB Output is correct
5 Correct 5 ms 10920 KB Output is correct
6 Correct 6 ms 11088 KB Output is correct
7 Correct 5 ms 11088 KB Output is correct
8 Correct 7 ms 11088 KB Output is correct
9 Correct 6 ms 11088 KB Output is correct
10 Correct 88 ms 33724 KB Output is correct
11 Correct 98 ms 38788 KB Output is correct
12 Correct 98 ms 38332 KB Output is correct
13 Correct 107 ms 39868 KB Output is correct
14 Correct 111 ms 41916 KB Output is correct
15 Correct 5 ms 11088 KB Output is correct
16 Correct 5 ms 11088 KB Output is correct
17 Correct 5 ms 11100 KB Output is correct
18 Correct 5 ms 11088 KB Output is correct
19 Correct 5 ms 11088 KB Output is correct
20 Correct 5 ms 11088 KB Output is correct
21 Correct 5 ms 11088 KB Output is correct
22 Correct 5 ms 11088 KB Output is correct
23 Correct 5 ms 11088 KB Output is correct
24 Correct 5 ms 11088 KB Output is correct
25 Correct 6 ms 11088 KB Output is correct
26 Correct 5 ms 11088 KB Output is correct
27 Correct 5 ms 11088 KB Output is correct
28 Correct 5 ms 11088 KB Output is correct
29 Correct 5 ms 11088 KB Output is correct
30 Correct 5 ms 11344 KB Output is correct
31 Correct 6 ms 11088 KB Output is correct
32 Correct 5 ms 11088 KB Output is correct
33 Correct 6 ms 11088 KB Output is correct
34 Correct 14 ms 15288 KB Output is correct
35 Correct 95 ms 41660 KB Output is correct
36 Correct 101 ms 41660 KB Output is correct
37 Correct 102 ms 41664 KB Output is correct
38 Correct 99 ms 41172 KB Output is correct
39 Correct 92 ms 40976 KB Output is correct
40 Correct 86 ms 38640 KB Output is correct
41 Correct 108 ms 41916 KB Output is correct
42 Correct 97 ms 41700 KB Output is correct
43 Correct 96 ms 44220 KB Output is correct
44 Correct 99 ms 41916 KB Output is correct
45 Correct 104 ms 40372 KB Output is correct
46 Correct 96 ms 41668 KB Output is correct
47 Correct 97 ms 41660 KB Output is correct
48 Correct 110 ms 42428 KB Output is correct
49 Correct 51 ms 19664 KB Output is correct
50 Correct 44 ms 19228 KB Output is correct
51 Correct 82 ms 35004 KB Output is correct
52 Correct 120 ms 45552 KB Output is correct
53 Correct 163 ms 51784 KB Output is correct
54 Correct 129 ms 47416 KB Output is correct
55 Correct 104 ms 44032 KB Output is correct
56 Correct 143 ms 47296 KB Output is correct

Subtask #5
23.0 / 23.0

# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 10832 KB Output is correct
2 Correct 5 ms 10832 KB Output is correct
3 Correct 5 ms 11000 KB Output is correct
4 Correct 5 ms 10920 KB Output is correct
5 Correct 6 ms 11088 KB Output is correct
6 Correct 5 ms 11088 KB Output is correct
7 Correct 7 ms 11088 KB Output is correct
8 Correct 6 ms 11088 KB Output is correct
9 Correct 88 ms 33724 KB Output is correct
10 Correct 98 ms 38788 KB Output is correct
11 Correct 98 ms 38332 KB Output is correct
12 Correct 107 ms 39868 KB Output is correct
13 Correct 111 ms 41916 KB Output is correct
14 Correct 76 ms 33800 KB Output is correct
15 Correct 150 ms 40380 KB Output is correct
16 Correct 145 ms 39612 KB Output is correct
17 Correct 153 ms 41404 KB Output is correct
18 Correct 174 ms 43452 KB Output is correct
19 Correct 183 ms 43784 KB Output is correct
20 Correct 171 ms 45456 KB Output is correct
21 Correct 177 ms 44524 KB Output is correct
22 Correct 172 ms 45096 KB Output is correct
23 Correct 193 ms 44992 KB Output is correct
24 Correct 159 ms 43552 KB Output is correct
25 Correct 167 ms 44736 KB Output is correct
26 Correct 164 ms 43316 KB Output is correct
27 Correct 5 ms 11088 KB Output is correct
28 Correct 5 ms 11088 KB Output is correct
29 Correct 5 ms 11100 KB Output is correct
30 Correct 5 ms 11088 KB Output is correct
31 Correct 5 ms 11088 KB Output is correct
32 Correct 5 ms 11088 KB Output is correct
33 Correct 5 ms 11088 KB Output is correct
34 Correct 5 ms 11088 KB Output is correct
35 Correct 5 ms 11088 KB Output is correct
36 Correct 14 ms 15288 KB Output is correct
37 Correct 95 ms 41660 KB Output is correct
38 Correct 101 ms 41660 KB Output is correct
39 Correct 102 ms 41664 KB Output is correct
40 Correct 99 ms 41172 KB Output is correct
41 Correct 92 ms 40976 KB Output is correct
42 Correct 86 ms 38640 KB Output is correct
43 Correct 108 ms 41916 KB Output is correct
44 Correct 97 ms 41700 KB Output is correct
45 Correct 96 ms 44220 KB Output is correct
46 Correct 99 ms 41916 KB Output is correct
47 Correct 19 ms 15228 KB Output is correct
48 Correct 150 ms 45500 KB Output is correct
49 Correct 172 ms 45612 KB Output is correct
50 Correct 175 ms 45500 KB Output is correct
51 Correct 160 ms 45252 KB Output is correct
52 Correct 155 ms 43556 KB Output is correct
53 Correct 123 ms 36520 KB Output is correct
54 Correct 177 ms 46224 KB Output is correct
55 Correct 156 ms 45500 KB Output is correct
56 Correct 188 ms 47548 KB Output is correct
57 Correct 182 ms 46480 KB Output is correct

Subtask #6
27.0 / 27.0

# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 10832 KB Output is correct
2 Correct 5 ms 10832 KB Output is correct
3 Correct 5 ms 10832 KB Output is correct
4 Correct 5 ms 11000 KB Output is correct
5 Correct 5 ms 10920 KB Output is correct
6 Correct 6 ms 11088 KB Output is correct
7 Correct 5 ms 11088 KB Output is correct
8 Correct 7 ms 11088 KB Output is correct
9 Correct 6 ms 11088 KB Output is correct
10 Correct 88 ms 33724 KB Output is correct
11 Correct 98 ms 38788 KB Output is correct
12 Correct 98 ms 38332 KB Output is correct
13 Correct 107 ms 39868 KB Output is correct
14 Correct 111 ms 41916 KB Output is correct
15 Correct 76 ms 33800 KB Output is correct
16 Correct 150 ms 40380 KB Output is correct
17 Correct 145 ms 39612 KB Output is correct
18 Correct 153 ms 41404 KB Output is correct
19 Correct 174 ms 43452 KB Output is correct
20 Correct 183 ms 43784 KB Output is correct
21 Correct 171 ms 45456 KB Output is correct
22 Correct 177 ms 44524 KB Output is correct
23 Correct 172 ms 45096 KB Output is correct
24 Correct 193 ms 44992 KB Output is correct
25 Correct 159 ms 43552 KB Output is correct
26 Correct 167 ms 44736 KB Output is correct
27 Correct 164 ms 43316 KB Output is correct
28 Correct 5 ms 11088 KB Output is correct
29 Correct 5 ms 11088 KB Output is correct
30 Correct 5 ms 11100 KB Output is correct
31 Correct 5 ms 11088 KB Output is correct
32 Correct 5 ms 11088 KB Output is correct
33 Correct 5 ms 11088 KB Output is correct
34 Correct 5 ms 11088 KB Output is correct
35 Correct 5 ms 11088 KB Output is correct
36 Correct 5 ms 11088 KB Output is correct
37 Correct 14 ms 15288 KB Output is correct
38 Correct 95 ms 41660 KB Output is correct
39 Correct 101 ms 41660 KB Output is correct
40 Correct 102 ms 41664 KB Output is correct
41 Correct 99 ms 41172 KB Output is correct
42 Correct 92 ms 40976 KB Output is correct
43 Correct 86 ms 38640 KB Output is correct
44 Correct 108 ms 41916 KB Output is correct
45 Correct 97 ms 41700 KB Output is correct
46 Correct 96 ms 44220 KB Output is correct
47 Correct 99 ms 41916 KB Output is correct
48 Correct 19 ms 15228 KB Output is correct
49 Correct 150 ms 45500 KB Output is correct
50 Correct 172 ms 45612 KB Output is correct
51 Correct 175 ms 45500 KB Output is correct
52 Correct 160 ms 45252 KB Output is correct
53 Correct 155 ms 43556 KB Output is correct
54 Correct 123 ms 36520 KB Output is correct
55 Correct 177 ms 46224 KB Output is correct
56 Correct 156 ms 45500 KB Output is correct
57 Correct 188 ms 47548 KB Output is correct
58 Correct 182 ms 46480 KB Output is correct
59 Correct 61 ms 18776 KB Output is correct
60 Correct 159 ms 40844 KB Output is correct
61 Correct 156 ms 40188 KB Output is correct
62 Correct 161 ms 41904 KB Output is correct
63 Correct 205 ms 43920 KB Output is correct
64 Correct 5 ms 11088 KB Output is correct
65 Correct 6 ms 11088 KB Output is correct
66 Correct 5 ms 11088 KB Output is correct
67 Correct 5 ms 11088 KB Output is correct
68 Correct 5 ms 11088 KB Output is correct
69 Correct 5 ms 11088 KB Output is correct
70 Correct 5 ms 11344 KB Output is correct
71 Correct 6 ms 11088 KB Output is correct
72 Correct 5 ms 11088 KB Output is correct
73 Correct 6 ms 11088 KB Output is correct
74 Correct 104 ms 40372 KB Output is correct
75 Correct 96 ms 41668 KB Output is correct
76 Correct 97 ms 41660 KB Output is correct
77 Correct 110 ms 42428 KB Output is correct
78 Correct 51 ms 19664 KB Output is correct
79 Correct 44 ms 19228 KB Output is correct
80 Correct 82 ms 35004 KB Output is correct
81 Correct 120 ms 45552 KB Output is correct
82 Correct 163 ms 51784 KB Output is correct
83 Correct 129 ms 47416 KB Output is correct
84 Correct 104 ms 44032 KB Output is correct
85 Correct 143 ms 47296 KB Output is correct
86 Correct 61 ms 22976 KB Output is correct
87 Correct 167 ms 45624 KB Output is correct
88 Correct 182 ms 45508 KB Output is correct
89 Correct 195 ms 44652 KB Output is correct
90 Correct 107 ms 23736 KB Output is correct
91 Correct 125 ms 25948 KB Output is correct
92 Correct 157 ms 38844 KB Output is correct
93 Correct 213 ms 49332 KB Output is correct
94 Correct 210 ms 54196 KB Output is correct
95 Correct 185 ms 51124 KB Output is correct
96 Correct 205 ms 47808 KB Output is correct
97 Correct 199 ms 49332 KB Output is correct