oj.uz

Submission #553150

# Submission time Handle Problem Language Result Execution time Memory
553150 2022-04-24T19:14:52 Z Itamar Swapping Cities (APIO20_swap) C++14
100 / 100
 576 ms 47852 KB 
#include "swap.h"

#include <cassert>
#include <cstdio>
#pragma warning(disable : 4996)
#include <map>
#include <iostream>
using namespace std;
#include <vector>
#include <queue>
#include <set>
#include <algorithm>
#define ll long long
#define vi vector<int> 
#define vll vector<ll>
#define pi pair<int,int> 
#define pll pair<ll,ll>


vi col_v;
vector<vector<pi>> his;
vector<vi> col;
vector<pi> kats;
void uni(int i, int j, int t) {
    if (col_v[i] == col_v[j]) {
        if (his[i][0].first == -1) {
            for (int x : col[col_v[i]]) {
                his[x][0] = { t,-1 };
            }
        }
        return;
    }
    if (col[col_v[i]].size() > col[col_v[j]].size())
        swap(i, j);
    int c = col_v[j];
    int c1 = col_v[i];
    if (his[i][0].first != -1) {
        if (his[j][0].first == -1) {
            for (int x : col[c]) {
                his[x][0] = { t,-1 };
            }
        }
    }
    else if (his[j][0].first != -1) {
        if (his[i][0].first == -1) {
            for (int x : col[c1]) {
                his[x][0] = { t,-1 };
            }
        }
    }
    else if (i == kats[c1].first) {
        if (j == kats[c].second) {
            kats[c] = { kats[c1].second,kats[c].first };
        }
        else if (j == kats[c].first) {
            kats[c] = { kats[c1].second,kats[c].second };
        }
        else {
            for (int x : col[c1]) {
                his[x][0] = { t,-1 };
            }
            for (int x : col[c]) {
                his[x][0] = { t,-1 };
            }
        }
    }
    else if (i == kats[c1].second) {
        if (j == kats[c].second) {
            kats[c] = { kats[c1].first,kats[c].first };
        }
        else if (j == kats[c].first) {
            kats[c] = { kats[c1].first,kats[c].second };
        }
        else {
            for (int x : col[c1]) {
                his[x][0] = { t,-1 };
            }
            for (int x : col[c]) {
                his[x][0] = { t,-1 };
            }
        }
    }
    else {
        for (int x : col[c1]) {
            his[x][0] = { t,-1 };
        }
        for (int x : col[c]) {
            his[x][0] = { t,-1 };
        }
    }

    for (int x : col[col_v[i]]) {
        col_v[x] = c;
        col[col_v[j]].push_back(x);
        his[x].push_back({ t,c });
    }
}
void init(int N, int M,
    std::vector<int> U, std::vector<int> V, std::vector<int> W) {
    col_v.resize(N);
    his.resize(N);
    vector<vi> v;
    for (int i = 0; i < N; i++) {
        his[i].push_back({ -1,-1 });
        his[i].push_back({ 0,i });
        kats.push_back( { i, i });
    }

    col.resize(N);
    for (int i = 0; i < N; i++) {
        col_v[i] = i;
        col[i].push_back(i);
    }
    for (int i = 0; i < M; i++) {
        v.push_back({ W[i],V[i],U[i] });
    }
    sort(v.begin(), v.end());
    for (vi vec : v) {
        uni(vec[1], vec[2], vec[0]);
    }
}

int getMinimumFuelCapacity(int X, int Y) {
    
    vector<pi> v1 = his[X];
    vector<pi> v2 = his[Y];
    int s = max(v1[0].first, v2[0].first);
    int it1 = v1.size() - 1;
    int it2= v2.size() - 1;
    if (v1[0].first == -1)
        return -1;
    vector<vi> vec;
    for (int i = 1; i <= it1; i++) {
        vec.push_back({ v1[i].first,1,i,v1[i].second });
    }
    for (int i = 1; i <= it2; i++) {
        vec.push_back({ v2[i].first,2,i,v2[i].second });
    }
    sort(vec.begin(), vec.end());
    int l1=-1, l2=-1;

    for (int i = 0; i < vec.size(); i++) {
        int now = vec[i][0];
        if (vec[i][1] == 1) {
            l1 = vec[i][3];
        }
        else {
            l2 = vec[i][3];
        }
        if (l1 == l2 ) {
            return max(now,s);
        }
    }
    //return vec[vec.size()-1][0];
}

Compilation message

swap.cpp:5: warning: ignoring '#pragma warning ' [-Wunknown-pragmas]
    5 | #pragma warning(disable : 4996)
      | 
swap.cpp: In function 'int getMinimumFuelCapacity(int, int)':
swap.cpp:142:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  142 |     for (int i = 0; i < vec.size(); i++) {
      |                     ~~^~~~~~~~~~~~
swap.cpp:125:26: warning: control reaches end of non-void function [-Wreturn-type]
  125 |     vector<pi> v1 = his[X];
      |                          ^

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 468 KB Output is correct
6 Correct 1 ms 468 KB Output is correct
7 Correct 1 ms 468 KB Output is correct
8 Correct 1 ms 468 KB Output is correct
9 Correct 142 ms 24960 KB Output is correct
10 Correct 216 ms 30116 KB Output is correct
11 Correct 218 ms 29420 KB Output is correct
12 Correct 196 ms 31412 KB Output is correct
13 Correct 142 ms 23492 KB Output is correct
14 Correct 163 ms 24980 KB Output is correct
15 Correct 279 ms 32140 KB Output is correct
16 Correct 305 ms 31208 KB Output is correct
17 Correct 285 ms 33328 KB Output is correct
18 Correct 248 ms 25144 KB Output is correct
19 Correct 179 ms 7884 KB Output is correct
20 Correct 447 ms 32312 KB Output is correct
21 Correct 433 ms 31056 KB Output is correct
22 Correct 467 ms 33304 KB Output is correct
23 Correct 323 ms 25156 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 226 ms 23316 KB Output is correct
4 Correct 264 ms 24452 KB Output is correct
5 Correct 231 ms 23764 KB Output is correct
6 Correct 250 ms 24332 KB Output is correct
7 Correct 239 ms 24156 KB Output is correct
8 Correct 227 ms 23108 KB Output is correct
9 Correct 263 ms 24152 KB Output is correct
10 Correct 223 ms 22968 KB Output is correct

Subtask #3
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 468 KB Output is correct
6 Correct 1 ms 468 KB Output is correct
7 Correct 1 ms 468 KB Output is correct
8 Correct 1 ms 468 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 2 ms 468 KB Output is correct
11 Correct 2 ms 468 KB Output is correct
12 Correct 1 ms 468 KB Output is correct
13 Correct 1 ms 468 KB Output is correct
14 Correct 1 ms 468 KB Output is correct
15 Correct 1 ms 468 KB Output is correct
16 Correct 1 ms 468 KB Output is correct
17 Correct 1 ms 468 KB Output is correct
18 Correct 1 ms 468 KB Output is correct
19 Correct 1 ms 468 KB Output is correct
20 Correct 1 ms 468 KB Output is correct
21 Correct 1 ms 468 KB Output is correct
22 Correct 1 ms 468 KB Output is correct
23 Correct 1 ms 468 KB Output is correct
24 Correct 2 ms 596 KB Output is correct
25 Correct 2 ms 596 KB Output is correct
26 Correct 2 ms 596 KB Output is correct
27 Correct 1 ms 468 KB Output is correct
28 Correct 2 ms 540 KB Output is correct

Subtask #4
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 468 KB Output is correct
7 Correct 1 ms 468 KB Output is correct
8 Correct 1 ms 468 KB Output is correct
9 Correct 1 ms 468 KB Output is correct
10 Correct 142 ms 24960 KB Output is correct
11 Correct 216 ms 30116 KB Output is correct
12 Correct 218 ms 29420 KB Output is correct
13 Correct 196 ms 31412 KB Output is correct
14 Correct 142 ms 23492 KB Output is correct
15 Correct 2 ms 468 KB Output is correct
16 Correct 2 ms 468 KB Output is correct
17 Correct 1 ms 468 KB Output is correct
18 Correct 1 ms 468 KB Output is correct
19 Correct 1 ms 468 KB Output is correct
20 Correct 1 ms 468 KB Output is correct
21 Correct 1 ms 468 KB Output is correct
22 Correct 1 ms 468 KB Output is correct
23 Correct 1 ms 468 KB Output is correct
24 Correct 1 ms 468 KB Output is correct
25 Correct 1 ms 468 KB Output is correct
26 Correct 1 ms 468 KB Output is correct
27 Correct 1 ms 468 KB Output is correct
28 Correct 1 ms 468 KB Output is correct
29 Correct 2 ms 596 KB Output is correct
30 Correct 2 ms 596 KB Output is correct
31 Correct 2 ms 596 KB Output is correct
32 Correct 1 ms 468 KB Output is correct
33 Correct 2 ms 540 KB Output is correct
34 Correct 21 ms 4112 KB Output is correct
35 Correct 193 ms 31272 KB Output is correct
36 Correct 203 ms 30756 KB Output is correct
37 Correct 207 ms 30020 KB Output is correct
38 Correct 174 ms 28964 KB Output is correct
39 Correct 208 ms 28552 KB Output is correct
40 Correct 181 ms 25924 KB Output is correct
41 Correct 196 ms 31860 KB Output is correct
42 Correct 220 ms 31908 KB Output is correct
43 Correct 122 ms 23608 KB Output is correct
44 Correct 184 ms 28512 KB Output is correct
45 Correct 180 ms 24896 KB Output is correct
46 Correct 228 ms 30776 KB Output is correct
47 Correct 159 ms 27600 KB Output is correct
48 Correct 156 ms 24988 KB Output is correct
49 Correct 94 ms 14360 KB Output is correct
50 Correct 79 ms 10968 KB Output is correct
51 Correct 130 ms 20860 KB Output is correct
52 Correct 256 ms 34544 KB Output is correct
53 Correct 228 ms 32284 KB Output is correct
54 Correct 307 ms 39480 KB Output is correct
55 Correct 116 ms 23608 KB Output is correct
56 Correct 220 ms 30436 KB Output is correct

Subtask #5
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 468 KB Output is correct
6 Correct 1 ms 468 KB Output is correct
7 Correct 1 ms 468 KB Output is correct
8 Correct 1 ms 468 KB Output is correct
9 Correct 142 ms 24960 KB Output is correct
10 Correct 216 ms 30116 KB Output is correct
11 Correct 218 ms 29420 KB Output is correct
12 Correct 196 ms 31412 KB Output is correct
13 Correct 142 ms 23492 KB Output is correct
14 Correct 163 ms 24980 KB Output is correct
15 Correct 279 ms 32140 KB Output is correct
16 Correct 305 ms 31208 KB Output is correct
17 Correct 285 ms 33328 KB Output is correct
18 Correct 248 ms 25144 KB Output is correct
19 Correct 226 ms 23316 KB Output is correct
20 Correct 264 ms 24452 KB Output is correct
21 Correct 231 ms 23764 KB Output is correct
22 Correct 250 ms 24332 KB Output is correct
23 Correct 239 ms 24156 KB Output is correct
24 Correct 227 ms 23108 KB Output is correct
25 Correct 263 ms 24152 KB Output is correct
26 Correct 223 ms 22968 KB Output is correct
27 Correct 2 ms 468 KB Output is correct
28 Correct 2 ms 468 KB Output is correct
29 Correct 1 ms 468 KB Output is correct
30 Correct 1 ms 468 KB Output is correct
31 Correct 1 ms 468 KB Output is correct
32 Correct 1 ms 468 KB Output is correct
33 Correct 1 ms 468 KB Output is correct
34 Correct 1 ms 468 KB Output is correct
35 Correct 1 ms 468 KB Output is correct
36 Correct 21 ms 4112 KB Output is correct
37 Correct 193 ms 31272 KB Output is correct
38 Correct 203 ms 30756 KB Output is correct
39 Correct 207 ms 30020 KB Output is correct
40 Correct 174 ms 28964 KB Output is correct
41 Correct 208 ms 28552 KB Output is correct
42 Correct 181 ms 25924 KB Output is correct
43 Correct 196 ms 31860 KB Output is correct
44 Correct 220 ms 31908 KB Output is correct
45 Correct 122 ms 23608 KB Output is correct
46 Correct 184 ms 28512 KB Output is correct
47 Correct 33 ms 3916 KB Output is correct
48 Correct 453 ms 32944 KB Output is correct
49 Correct 448 ms 31916 KB Output is correct
50 Correct 438 ms 31928 KB Output is correct
51 Correct 417 ms 30908 KB Output is correct
52 Correct 419 ms 28620 KB Output is correct
53 Correct 370 ms 20508 KB Output is correct
54 Correct 472 ms 32752 KB Output is correct
55 Correct 476 ms 33588 KB Output is correct
56 Correct 253 ms 25220 KB Output is correct
57 Correct 428 ms 34328 KB Output is correct

Subtask #6
27.0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 468 KB Output is correct
7 Correct 1 ms 468 KB Output is correct
8 Correct 1 ms 468 KB Output is correct
9 Correct 1 ms 468 KB Output is correct
10 Correct 142 ms 24960 KB Output is correct
11 Correct 216 ms 30116 KB Output is correct
12 Correct 218 ms 29420 KB Output is correct
13 Correct 196 ms 31412 KB Output is correct
14 Correct 142 ms 23492 KB Output is correct
15 Correct 163 ms 24980 KB Output is correct
16 Correct 279 ms 32140 KB Output is correct
17 Correct 305 ms 31208 KB Output is correct
18 Correct 285 ms 33328 KB Output is correct
19 Correct 248 ms 25144 KB Output is correct
20 Correct 226 ms 23316 KB Output is correct
21 Correct 264 ms 24452 KB Output is correct
22 Correct 231 ms 23764 KB Output is correct
23 Correct 250 ms 24332 KB Output is correct
24 Correct 239 ms 24156 KB Output is correct
25 Correct 227 ms 23108 KB Output is correct
26 Correct 263 ms 24152 KB Output is correct
27 Correct 223 ms 22968 KB Output is correct
28 Correct 2 ms 468 KB Output is correct
29 Correct 2 ms 468 KB Output is correct
30 Correct 1 ms 468 KB Output is correct
31 Correct 1 ms 468 KB Output is correct
32 Correct 1 ms 468 KB Output is correct
33 Correct 1 ms 468 KB Output is correct
34 Correct 1 ms 468 KB Output is correct
35 Correct 1 ms 468 KB Output is correct
36 Correct 1 ms 468 KB Output is correct
37 Correct 21 ms 4112 KB Output is correct
38 Correct 193 ms 31272 KB Output is correct
39 Correct 203 ms 30756 KB Output is correct
40 Correct 207 ms 30020 KB Output is correct
41 Correct 174 ms 28964 KB Output is correct
42 Correct 208 ms 28552 KB Output is correct
43 Correct 181 ms 25924 KB Output is correct
44 Correct 196 ms 31860 KB Output is correct
45 Correct 220 ms 31908 KB Output is correct
46 Correct 122 ms 23608 KB Output is correct
47 Correct 184 ms 28512 KB Output is correct
48 Correct 33 ms 3916 KB Output is correct
49 Correct 453 ms 32944 KB Output is correct
50 Correct 448 ms 31916 KB Output is correct
51 Correct 438 ms 31928 KB Output is correct
52 Correct 417 ms 30908 KB Output is correct
53 Correct 419 ms 28620 KB Output is correct
54 Correct 370 ms 20508 KB Output is correct
55 Correct 472 ms 32752 KB Output is correct
56 Correct 476 ms 33588 KB Output is correct
57 Correct 253 ms 25220 KB Output is correct
58 Correct 428 ms 34328 KB Output is correct
59 Correct 179 ms 7884 KB Output is correct
60 Correct 447 ms 32312 KB Output is correct
61 Correct 433 ms 31056 KB Output is correct
62 Correct 467 ms 33304 KB Output is correct
63 Correct 323 ms 25156 KB Output is correct
64 Correct 1 ms 468 KB Output is correct
65 Correct 1 ms 468 KB Output is correct
66 Correct 1 ms 468 KB Output is correct
67 Correct 1 ms 468 KB Output is correct
68 Correct 1 ms 468 KB Output is correct
69 Correct 2 ms 596 KB Output is correct
70 Correct 2 ms 596 KB Output is correct
71 Correct 2 ms 596 KB Output is correct
72 Correct 1 ms 468 KB Output is correct
73 Correct 2 ms 540 KB Output is correct
74 Correct 180 ms 24896 KB Output is correct
75 Correct 228 ms 30776 KB Output is correct
76 Correct 159 ms 27600 KB Output is correct
77 Correct 156 ms 24988 KB Output is correct
78 Correct 94 ms 14360 KB Output is correct
79 Correct 79 ms 10968 KB Output is correct
80 Correct 130 ms 20860 KB Output is correct
81 Correct 256 ms 34544 KB Output is correct
82 Correct 228 ms 32284 KB Output is correct
83 Correct 307 ms 39480 KB Output is correct
84 Correct 116 ms 23608 KB Output is correct
85 Correct 220 ms 30436 KB Output is correct
86 Correct 83 ms 11416 KB Output is correct
87 Correct 462 ms 35356 KB Output is correct
88 Correct 419 ms 35580 KB Output is correct
89 Correct 314 ms 29468 KB Output is correct
90 Correct 227 ms 20980 KB Output is correct
91 Correct 254 ms 21800 KB Output is correct
92 Correct 271 ms 26784 KB Output is correct
93 Correct 483 ms 40880 KB Output is correct
94 Correct 450 ms 40088 KB Output is correct
95 Correct 576 ms 47852 KB Output is correct
96 Correct 259 ms 29240 KB Output is correct
97 Correct 364 ms 34448 KB Output is correct