oj.uz

Submission #394583

# Submission time Handle Problem Language Result Execution time Memory
394583 2021-04-27T01:38:23 Z Sugardorj Swapping Cities (APIO20_swap) C++14
100 / 100
 231 ms 22992 KB 
//#include "swap.h"
#include <bits/stdc++.h>
using namespace std;
int  i,j,s,t;
int a[261523],b[234567],l,r,tt,k,y,z,n,m,x;

const int MAXN=123456;
vector<int>te,so, hursh[212334],an;

struct node {
    int endP[2], par, size, val;//*, deed oroi, hemjee, utga
} comp[MAXN];

int wpar[MAXN], depth[MAXN];//deed oroitoigoo holbogdoh urt, gun
vector <int> adj[MAXN];//hurshuud

int root(int u) {
    while (comp[u].par >= 0) u = comp[u].par;
    return u;//odoogoor hamgiin deed undes
}

bool join(int u, int v, int w) {//u, v, oroinuudiig w utgaar holboh
    int x = root(u), y = root(v);//deed undsuudiig ni oloh
    if (x == y) {//holbogdson bol
        if (comp[x].val < 0) comp[x].val = w;//x ni utga avaagui bol w utgiig olgoh
        return false;//
    }
    if (comp[x].size < comp[y].size) {
        swap(x, y); swap(u, v);//ali olon oroitoi olonlogiig i u bolgoh
    }
    comp[x].size += comp[y].size; comp[y].par = x;//negtgeh, y-iin deed oroig x bolgoh 
    wpar[y] = w; adj[x].push_back(y);//deed oroitoigoo holbogdoh urt w, xiin hursh y
    if (comp[x].val < 0 && comp[y].val < 0 &&
    (u == comp[x].endP[0] || u == comp[x].endP[1]) &&
    (v == comp[y].endP[0] || v == comp[y].endP[1])) {
        if (u == comp[x].endP[0])
            comp[x].endP[0] = comp[x].endP[1];
        if (v == comp[y].endP[0])
            comp[x].endP[1] = comp[y].endP[1];
        else comp[x].endP[1] = comp[y].endP[0];
    } else if (comp[x].val < 0) comp[x].val = w;
    return true;
}
void DFS(int u) {
    for (int v : adj[u]) {
        depth[v] = depth[u] + 1; DFS(v);//guniig ni dfs ashiglaj oloh
    }
}

void init(int N, int M, vector <int> U, vector <int> V, vector <int> W) {
    vector <int> sorted(M);
    for (i = 0; i <M; i ++)
        sorted[i]=i;
    sort(sorted.begin(), sorted.end(),[&](int i, int j) {return W[i] < W[j];});
    
    for (int i = 0; i < N; i++) {
        comp[i].endP[0] = comp[i].endP[1] = i;
        comp[i].par = -1; comp[i].size = 1;
        comp[i].val = -1;
    }
    for (int i : sorted) join(U[i], V[i], W[i]);
    
    for (int i = 0; i < N; i++)
        if (comp[i].par < 0) DFS(i);
}

int getMinimumFuelCapacity(int u, int v) {
    if (root(u) != root(v)) return -1;
    int res = 0;
    while (u != v) {
        if (depth[u] < depth[v]) swap(u, v);
        res = max(res, wpar[u]); u = comp[u].par;
    }
    while (u >= 0 && comp[u].val < 0) {
        res = max(res, wpar[u]); u = comp[u].par;
    }
    if (u < 0) return -1;
    return max(res, comp[u].val);
}

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 8140 KB Output is correct
2 Correct 4 ms 8140 KB Output is correct
3 Correct 4 ms 8140 KB Output is correct
4 Correct 5 ms 8144 KB Output is correct
5 Correct 5 ms 8268 KB Output is correct
6 Correct 5 ms 8268 KB Output is correct
7 Correct 5 ms 8268 KB Output is correct
8 Correct 5 ms 8268 KB Output is correct
9 Correct 55 ms 15108 KB Output is correct
10 Correct 66 ms 16780 KB Output is correct
11 Correct 63 ms 16656 KB Output is correct
12 Correct 69 ms 17040 KB Output is correct
13 Correct 56 ms 16208 KB Output is correct
14 Correct 60 ms 15556 KB Output is correct
15 Correct 162 ms 20184 KB Output is correct
16 Correct 158 ms 19912 KB Output is correct
17 Correct 161 ms 20304 KB Output is correct
18 Correct 132 ms 19576 KB Output is correct
19 Correct 80 ms 14660 KB Output is correct
20 Correct 159 ms 21120 KB Output is correct
21 Correct 185 ms 21268 KB Output is correct
22 Correct 166 ms 21736 KB Output is correct
23 Correct 129 ms 20856 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 8140 KB Output is correct
2 Correct 4 ms 8140 KB Output is correct
3 Correct 117 ms 20356 KB Output is correct
4 Correct 124 ms 20380 KB Output is correct
5 Correct 123 ms 20552 KB Output is correct
6 Correct 121 ms 20380 KB Output is correct
7 Correct 125 ms 20704 KB Output is correct
8 Correct 120 ms 20300 KB Output is correct
9 Correct 122 ms 20388 KB Output is correct
10 Correct 120 ms 20344 KB Output is correct

Subtask #3
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 8140 KB Output is correct
2 Correct 4 ms 8140 KB Output is correct
3 Correct 4 ms 8140 KB Output is correct
4 Correct 5 ms 8144 KB Output is correct
5 Correct 5 ms 8268 KB Output is correct
6 Correct 5 ms 8268 KB Output is correct
7 Correct 5 ms 8268 KB Output is correct
8 Correct 5 ms 8268 KB Output is correct
9 Correct 5 ms 8140 KB Output is correct
10 Correct 6 ms 8268 KB Output is correct
11 Correct 6 ms 8268 KB Output is correct
12 Correct 5 ms 8268 KB Output is correct
13 Correct 6 ms 8268 KB Output is correct
14 Correct 6 ms 8268 KB Output is correct
15 Correct 6 ms 8208 KB Output is correct
16 Correct 5 ms 8268 KB Output is correct
17 Correct 6 ms 8268 KB Output is correct
18 Correct 5 ms 8212 KB Output is correct
19 Correct 5 ms 8268 KB Output is correct
20 Correct 6 ms 8212 KB Output is correct
21 Correct 6 ms 8208 KB Output is correct
22 Correct 6 ms 8208 KB Output is correct
23 Correct 6 ms 8208 KB Output is correct
24 Correct 6 ms 8212 KB Output is correct
25 Correct 6 ms 8212 KB Output is correct
26 Correct 6 ms 8268 KB Output is correct
27 Correct 5 ms 8268 KB Output is correct
28 Correct 6 ms 8252 KB Output is correct

Subtask #4
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 8140 KB Output is correct
2 Correct 4 ms 8140 KB Output is correct
3 Correct 4 ms 8140 KB Output is correct
4 Correct 4 ms 8140 KB Output is correct
5 Correct 5 ms 8144 KB Output is correct
6 Correct 5 ms 8268 KB Output is correct
7 Correct 5 ms 8268 KB Output is correct
8 Correct 5 ms 8268 KB Output is correct
9 Correct 5 ms 8268 KB Output is correct
10 Correct 55 ms 15108 KB Output is correct
11 Correct 66 ms 16780 KB Output is correct
12 Correct 63 ms 16656 KB Output is correct
13 Correct 69 ms 17040 KB Output is correct
14 Correct 56 ms 16208 KB Output is correct
15 Correct 6 ms 8268 KB Output is correct
16 Correct 6 ms 8268 KB Output is correct
17 Correct 5 ms 8268 KB Output is correct
18 Correct 6 ms 8268 KB Output is correct
19 Correct 6 ms 8268 KB Output is correct
20 Correct 6 ms 8208 KB Output is correct
21 Correct 5 ms 8268 KB Output is correct
22 Correct 6 ms 8268 KB Output is correct
23 Correct 5 ms 8212 KB Output is correct
24 Correct 5 ms 8268 KB Output is correct
25 Correct 6 ms 8212 KB Output is correct
26 Correct 6 ms 8208 KB Output is correct
27 Correct 6 ms 8208 KB Output is correct
28 Correct 6 ms 8208 KB Output is correct
29 Correct 6 ms 8212 KB Output is correct
30 Correct 6 ms 8212 KB Output is correct
31 Correct 6 ms 8268 KB Output is correct
32 Correct 5 ms 8268 KB Output is correct
33 Correct 6 ms 8252 KB Output is correct
34 Correct 13 ms 9388 KB Output is correct
35 Correct 70 ms 16784 KB Output is correct
36 Correct 70 ms 16780 KB Output is correct
37 Correct 71 ms 16836 KB Output is correct
38 Correct 68 ms 16636 KB Output is correct
39 Correct 76 ms 16504 KB Output is correct
40 Correct 61 ms 15764 KB Output is correct
41 Correct 74 ms 17036 KB Output is correct
42 Correct 73 ms 16776 KB Output is correct
43 Correct 54 ms 15932 KB Output is correct
44 Correct 73 ms 16972 KB Output is correct
45 Correct 96 ms 18268 KB Output is correct
46 Correct 72 ms 16784 KB Output is correct
47 Correct 76 ms 16836 KB Output is correct
48 Correct 77 ms 17040 KB Output is correct
49 Correct 81 ms 15296 KB Output is correct
50 Correct 63 ms 14020 KB Output is correct
51 Correct 82 ms 16852 KB Output is correct
52 Correct 114 ms 20036 KB Output is correct
53 Correct 121 ms 20656 KB Output is correct
54 Correct 132 ms 21408 KB Output is correct
55 Correct 55 ms 16140 KB Output is correct
56 Correct 116 ms 20288 KB Output is correct

Subtask #5
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 8140 KB Output is correct
2 Correct 4 ms 8140 KB Output is correct
3 Correct 4 ms 8140 KB Output is correct
4 Correct 5 ms 8144 KB Output is correct
5 Correct 5 ms 8268 KB Output is correct
6 Correct 5 ms 8268 KB Output is correct
7 Correct 5 ms 8268 KB Output is correct
8 Correct 5 ms 8268 KB Output is correct
9 Correct 55 ms 15108 KB Output is correct
10 Correct 66 ms 16780 KB Output is correct
11 Correct 63 ms 16656 KB Output is correct
12 Correct 69 ms 17040 KB Output is correct
13 Correct 56 ms 16208 KB Output is correct
14 Correct 60 ms 15556 KB Output is correct
15 Correct 162 ms 20184 KB Output is correct
16 Correct 158 ms 19912 KB Output is correct
17 Correct 161 ms 20304 KB Output is correct
18 Correct 132 ms 19576 KB Output is correct
19 Correct 117 ms 20356 KB Output is correct
20 Correct 124 ms 20380 KB Output is correct
21 Correct 123 ms 20552 KB Output is correct
22 Correct 121 ms 20380 KB Output is correct
23 Correct 125 ms 20704 KB Output is correct
24 Correct 120 ms 20300 KB Output is correct
25 Correct 122 ms 20388 KB Output is correct
26 Correct 120 ms 20344 KB Output is correct
27 Correct 6 ms 8268 KB Output is correct
28 Correct 6 ms 8268 KB Output is correct
29 Correct 5 ms 8268 KB Output is correct
30 Correct 6 ms 8268 KB Output is correct
31 Correct 6 ms 8268 KB Output is correct
32 Correct 6 ms 8208 KB Output is correct
33 Correct 5 ms 8268 KB Output is correct
34 Correct 6 ms 8268 KB Output is correct
35 Correct 5 ms 8212 KB Output is correct
36 Correct 13 ms 9388 KB Output is correct
37 Correct 70 ms 16784 KB Output is correct
38 Correct 70 ms 16780 KB Output is correct
39 Correct 71 ms 16836 KB Output is correct
40 Correct 68 ms 16636 KB Output is correct
41 Correct 76 ms 16504 KB Output is correct
42 Correct 61 ms 15764 KB Output is correct
43 Correct 74 ms 17036 KB Output is correct
44 Correct 73 ms 16776 KB Output is correct
45 Correct 54 ms 15932 KB Output is correct
46 Correct 73 ms 16972 KB Output is correct
47 Correct 20 ms 9824 KB Output is correct
48 Correct 166 ms 20756 KB Output is correct
49 Correct 182 ms 20768 KB Output is correct
50 Correct 160 ms 20712 KB Output is correct
51 Correct 165 ms 20684 KB Output is correct
52 Correct 154 ms 20368 KB Output is correct
53 Correct 133 ms 19404 KB Output is correct
54 Correct 173 ms 21344 KB Output is correct
55 Correct 167 ms 20768 KB Output is correct
56 Correct 127 ms 19944 KB Output is correct
57 Correct 162 ms 21208 KB Output is correct

Subtask #6
27.0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 8140 KB Output is correct
2 Correct 4 ms 8140 KB Output is correct
3 Correct 4 ms 8140 KB Output is correct
4 Correct 4 ms 8140 KB Output is correct
5 Correct 5 ms 8144 KB Output is correct
6 Correct 5 ms 8268 KB Output is correct
7 Correct 5 ms 8268 KB Output is correct
8 Correct 5 ms 8268 KB Output is correct
9 Correct 5 ms 8268 KB Output is correct
10 Correct 55 ms 15108 KB Output is correct
11 Correct 66 ms 16780 KB Output is correct
12 Correct 63 ms 16656 KB Output is correct
13 Correct 69 ms 17040 KB Output is correct
14 Correct 56 ms 16208 KB Output is correct
15 Correct 60 ms 15556 KB Output is correct
16 Correct 162 ms 20184 KB Output is correct
17 Correct 158 ms 19912 KB Output is correct
18 Correct 161 ms 20304 KB Output is correct
19 Correct 132 ms 19576 KB Output is correct
20 Correct 117 ms 20356 KB Output is correct
21 Correct 124 ms 20380 KB Output is correct
22 Correct 123 ms 20552 KB Output is correct
23 Correct 121 ms 20380 KB Output is correct
24 Correct 125 ms 20704 KB Output is correct
25 Correct 120 ms 20300 KB Output is correct
26 Correct 122 ms 20388 KB Output is correct
27 Correct 120 ms 20344 KB Output is correct
28 Correct 6 ms 8268 KB Output is correct
29 Correct 6 ms 8268 KB Output is correct
30 Correct 5 ms 8268 KB Output is correct
31 Correct 6 ms 8268 KB Output is correct
32 Correct 6 ms 8268 KB Output is correct
33 Correct 6 ms 8208 KB Output is correct
34 Correct 5 ms 8268 KB Output is correct
35 Correct 6 ms 8268 KB Output is correct
36 Correct 5 ms 8212 KB Output is correct
37 Correct 13 ms 9388 KB Output is correct
38 Correct 70 ms 16784 KB Output is correct
39 Correct 70 ms 16780 KB Output is correct
40 Correct 71 ms 16836 KB Output is correct
41 Correct 68 ms 16636 KB Output is correct
42 Correct 76 ms 16504 KB Output is correct
43 Correct 61 ms 15764 KB Output is correct
44 Correct 74 ms 17036 KB Output is correct
45 Correct 73 ms 16776 KB Output is correct
46 Correct 54 ms 15932 KB Output is correct
47 Correct 73 ms 16972 KB Output is correct
48 Correct 20 ms 9824 KB Output is correct
49 Correct 166 ms 20756 KB Output is correct
50 Correct 182 ms 20768 KB Output is correct
51 Correct 160 ms 20712 KB Output is correct
52 Correct 165 ms 20684 KB Output is correct
53 Correct 154 ms 20368 KB Output is correct
54 Correct 133 ms 19404 KB Output is correct
55 Correct 173 ms 21344 KB Output is correct
56 Correct 167 ms 20768 KB Output is correct
57 Correct 127 ms 19944 KB Output is correct
58 Correct 162 ms 21208 KB Output is correct
59 Correct 80 ms 14660 KB Output is correct
60 Correct 159 ms 21120 KB Output is correct
61 Correct 185 ms 21268 KB Output is correct
62 Correct 166 ms 21736 KB Output is correct
63 Correct 129 ms 20856 KB Output is correct
64 Correct 5 ms 8268 KB Output is correct
65 Correct 6 ms 8212 KB Output is correct
66 Correct 6 ms 8208 KB Output is correct
67 Correct 6 ms 8208 KB Output is correct
68 Correct 6 ms 8208 KB Output is correct
69 Correct 6 ms 8212 KB Output is correct
70 Correct 6 ms 8212 KB Output is correct
71 Correct 6 ms 8268 KB Output is correct
72 Correct 5 ms 8268 KB Output is correct
73 Correct 6 ms 8252 KB Output is correct
74 Correct 96 ms 18268 KB Output is correct
75 Correct 72 ms 16784 KB Output is correct
76 Correct 76 ms 16836 KB Output is correct
77 Correct 77 ms 17040 KB Output is correct
78 Correct 81 ms 15296 KB Output is correct
79 Correct 63 ms 14020 KB Output is correct
80 Correct 82 ms 16852 KB Output is correct
81 Correct 114 ms 20036 KB Output is correct
82 Correct 121 ms 20656 KB Output is correct
83 Correct 132 ms 21408 KB Output is correct
84 Correct 55 ms 16140 KB Output is correct
85 Correct 116 ms 20288 KB Output is correct
86 Correct 53 ms 12740 KB Output is correct
87 Correct 169 ms 20796 KB Output is correct
88 Correct 167 ms 20716 KB Output is correct
89 Correct 146 ms 20312 KB Output is correct
90 Correct 156 ms 17992 KB Output is correct
91 Correct 153 ms 18072 KB Output is correct
92 Correct 171 ms 20028 KB Output is correct
93 Correct 203 ms 22152 KB Output is correct
94 Correct 208 ms 22436 KB Output is correct
95 Correct 231 ms 22992 KB Output is correct
96 Correct 130 ms 20196 KB Output is correct
97 Correct 175 ms 21700 KB Output is correct