oj.uz

Submission #625131

# Submission time Handle Problem Language Result Execution time Memory
625131 2022-08-09T12:58:09 Z SAAD Dreaming (IOI13_dreaming) C++17
47 / 100
 95 ms 14840 KB 
#define F first
#define S second
#define rep(i,a,b) for(int i=a;!(a==b&&i!=b)&&((i<=b&&b>=a)||(i>=b&&a>=b));i+=(a<=b?1:-1))
#define pb push_back
#define Fbitl __builtin_ffs
#define bit1 __builtin_popcount
#include <iostream>
#include <math.h>
#include <algorithm>
#include <string.h>
#include <vector>
#include <queue>
#include <map>
#include <unordered_map>

using namespace std;
typedef long long ll;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;
typedef pair<string, string> pss;
typedef vector<int> vi;
typedef vector<vi> vvi;
typedef vector<pii> vii;
typedef vector<ll> vl;
typedef vector<vl> vvl;
bool visa[(int)1e6];
#include "dreaming.h"
const int Ne = 1e5 + 5;
int mx, idmx;
int mxres;
bool th = false;
vii x[Ne];
vii res;
int R;
int mn = 1e9 , idmn = 1e9;
int dfs(int idx, int cst, int prnt) {
    int res = 0;
    visa[idx] = true;
    if (idx == R&&th) {
        return cst;
    }
    for (auto i : x[idx]) {
        if (i.first == prnt) continue;
        res += dfs(i.first, cst + i.second, idx);
    }
    if (res > 0) {
        int mex = max(cst,mx-cst);
        if (mex < mn) {
            mn = mex;
            idmn = idx;
        }
        return cst;
    }
    if (mx < cst) {
        mx = cst;
        idmx = idx;
    }
    if ( cst == 0 && !th) return idmx;
    if (th) {
        return 0;
    }
    return 0;
}
int travelTime(int N, int M, int L, int A[], int B[], int T[]) {
    for (int i = 0; i < M; i++) {
        x[A[i]].push_back({ B[i],T[i] });
        x[B[i]].push_back({ A[i],T[i] });
    }
    for (int i = 0; i < N; i++) {
        if (visa[i]) continue;
        th = false;
        mx = 0; idmx = 0;
        int a = dfs(i, 0, -1);
        mx = 0; idmx = 0;
        int b = dfs(a, 0, -1);
        mxres = max(mxres, mx);
        if (x[i].empty()) {
            res.push_back({ 0,i });
            continue;
        }
        th = true;
        R = b;
        mn = 1e9, idmn = 1e9;
        dfs(a, 0, -1);
        res.push_back({mn,idmn});
    }
    sort(res.begin(), res.end());
    for (int i = 0; i < res.size() - 1; i++) {
        x[res[i].second].push_back({res[res.size()-1].second,L});
        //cout << res[i].second << " ";
    }
   
    mx = 0;
    for (int i = res.size()-1; i >= res.size() - 2 && i >= 0; i--,mx+=L) {
        mx += res[i].first;
    }
    mx -= L;
    return max(mxres,mx);
}

Compilation message

dreaming.cpp: In function 'int travelTime(int, int, int, int*, int*, int*)':
dreaming.cpp:88:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   88 |     for (int i = 0; i < res.size() - 1; i++) {
      |                     ~~^~~~~~~~~~~~~~~~
dreaming.cpp:94:34: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   94 |     for (int i = res.size()-1; i >= res.size() - 2 && i >= 0; i--,mx+=L) {
      |                                ~~^~~~~~~~~~~~~~~~~

Subtask #1
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 46 ms 12312 KB Output is correct
2 Correct 42 ms 13496 KB Output is correct
3 Correct 29 ms 9972 KB Output is correct
4 Correct 7 ms 4208 KB Output is correct
5 Correct 6 ms 3540 KB Output is correct
6 Correct 12 ms 4984 KB Output is correct
7 Correct 2 ms 2620 KB Output is correct
8 Correct 25 ms 6452 KB Output is correct
9 Correct 40 ms 8028 KB Output is correct
10 Correct 3 ms 2644 KB Output is correct
11 Correct 46 ms 9864 KB Output is correct
12 Correct 50 ms 11596 KB Output is correct
13 Correct 2 ms 2644 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2644 KB Output is correct
2 Correct 1 ms 2644 KB Output is correct
3 Correct 1 ms 2660 KB Output is correct
4 Correct 1 ms 2644 KB Output is correct
5 Correct 1 ms 2644 KB Output is correct
6 Correct 1 ms 2664 KB Output is correct
7 Correct 2 ms 2644 KB Output is correct
8 Correct 2 ms 2644 KB Output is correct
9 Correct 2 ms 2664 KB Output is correct
10 Correct 2 ms 2644 KB Output is correct
11 Correct 2 ms 2644 KB Output is correct
12 Correct 3 ms 2644 KB Output is correct
13 Correct 2 ms 2644 KB Output is correct
14 Correct 2 ms 2644 KB Output is correct
15 Correct 1 ms 2644 KB Output is correct
16 Correct 2 ms 2644 KB Output is correct
17 Correct 2 ms 2644 KB Output is correct
18 Correct 1 ms 2644 KB Output is correct
19 Correct 2 ms 2644 KB Output is correct
20 Correct 2 ms 2644 KB Output is correct
21 Correct 2 ms 2644 KB Output is correct
22 Correct 1 ms 2656 KB Output is correct
23 Correct 2 ms 2644 KB Output is correct
24 Correct 2 ms 2644 KB Output is correct
25 Correct 2 ms 2664 KB Output is correct

Subtask #3
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 46 ms 12312 KB Output is correct
2 Correct 42 ms 13496 KB Output is correct
3 Correct 29 ms 9972 KB Output is correct
4 Correct 7 ms 4208 KB Output is correct
5 Correct 6 ms 3540 KB Output is correct
6 Correct 12 ms 4984 KB Output is correct
7 Correct 2 ms 2620 KB Output is correct
8 Correct 25 ms 6452 KB Output is correct
9 Correct 40 ms 8028 KB Output is correct
10 Correct 3 ms 2644 KB Output is correct
11 Correct 46 ms 9864 KB Output is correct
12 Correct 50 ms 11596 KB Output is correct
13 Correct 2 ms 2644 KB Output is correct
14 Correct 1 ms 2644 KB Output is correct
15 Correct 1 ms 2644 KB Output is correct
16 Correct 1 ms 2660 KB Output is correct
17 Correct 1 ms 2644 KB Output is correct
18 Correct 1 ms 2644 KB Output is correct
19 Correct 1 ms 2664 KB Output is correct
20 Correct 2 ms 2644 KB Output is correct
21 Correct 2 ms 2644 KB Output is correct
22 Correct 2 ms 2664 KB Output is correct
23 Correct 2 ms 2644 KB Output is correct
24 Correct 2 ms 2644 KB Output is correct
25 Correct 3 ms 2644 KB Output is correct
26 Correct 2 ms 2644 KB Output is correct
27 Correct 2 ms 2644 KB Output is correct
28 Correct 1 ms 2644 KB Output is correct
29 Correct 2 ms 2644 KB Output is correct
30 Correct 2 ms 2644 KB Output is correct
31 Correct 1 ms 2644 KB Output is correct
32 Correct 2 ms 2644 KB Output is correct
33 Correct 2 ms 2644 KB Output is correct
34 Correct 2 ms 2644 KB Output is correct
35 Correct 1 ms 2656 KB Output is correct
36 Correct 2 ms 2644 KB Output is correct
37 Correct 2 ms 2644 KB Output is correct
38 Correct 2 ms 2664 KB Output is correct
39 Correct 64 ms 13516 KB Output is correct
40 Correct 55 ms 13576 KB Output is correct
41 Correct 30 ms 9916 KB Output is correct
42 Correct 7 ms 4208 KB Output is correct
43 Correct 2 ms 2644 KB Output is correct
44 Correct 1 ms 2644 KB Output is correct
45 Correct 2 ms 2644 KB Output is correct
46 Correct 2 ms 2660 KB Output is correct
47 Correct 2 ms 2644 KB Output is correct
48 Correct 1 ms 2644 KB Output is correct
49 Correct 1 ms 2644 KB Output is correct
50 Correct 2 ms 2644 KB Output is correct
51 Correct 2 ms 2644 KB Output is correct
52 Correct 1 ms 2644 KB Output is correct
53 Correct 2 ms 2644 KB Output is correct
54 Correct 2 ms 2664 KB Output is correct
55 Correct 1 ms 2644 KB Output is correct
56 Correct 2 ms 2664 KB Output is correct
57 Correct 95 ms 9212 KB Output is correct
58 Correct 74 ms 9216 KB Output is correct
59 Correct 63 ms 9192 KB Output is correct
60 Correct 55 ms 9168 KB Output is correct
61 Correct 69 ms 9216 KB Output is correct
62 Correct 52 ms 9252 KB Output is correct
63 Correct 63 ms 9060 KB Output is correct
64 Correct 74 ms 8908 KB Output is correct
65 Correct 70 ms 9276 KB Output is correct
66 Correct 50 ms 9108 KB Output is correct
67 Correct 62 ms 9164 KB Output is correct
68 Correct 61 ms 9108 KB Output is correct
69 Correct 62 ms 9676 KB Output is correct
70 Correct 64 ms 9444 KB Output is correct
71 Correct 1 ms 2644 KB Output is correct
72 Correct 3 ms 2772 KB Output is correct
73 Correct 3 ms 2772 KB Output is correct
74 Correct 3 ms 2772 KB Output is correct
75 Correct 3 ms 2800 KB Output is correct
76 Correct 5 ms 2804 KB Output is correct
77 Correct 4 ms 2800 KB Output is correct
78 Correct 4 ms 2772 KB Output is correct
79 Correct 4 ms 2808 KB Output is correct
80 Correct 55 ms 9136 KB Output is correct
81 Correct 66 ms 9148 KB Output is correct
82 Correct 68 ms 9168 KB Output is correct
83 Correct 89 ms 9232 KB Output is correct
84 Correct 3 ms 2772 KB Output is correct
85 Correct 3 ms 2704 KB Output is correct
86 Correct 3 ms 2772 KB Output is correct
87 Correct 4 ms 2772 KB Output is correct
88 Correct 3 ms 2836 KB Output is correct
89 Correct 2 ms 2708 KB Output is correct
90 Correct 3 ms 2772 KB Output is correct
91 Correct 3 ms 2808 KB Output is correct
92 Correct 4 ms 2804 KB Output is correct
93 Correct 3 ms 2808 KB Output is correct
94 Correct 2 ms 2644 KB Output is correct
95 Correct 2 ms 2660 KB Output is correct
96 Correct 2 ms 2644 KB Output is correct
97 Correct 2 ms 2664 KB Output is correct
98 Correct 2 ms 2664 KB Output is correct
99 Correct 2 ms 2644 KB Output is correct
100 Correct 2 ms 2644 KB Output is correct
101 Correct 1 ms 2644 KB Output is correct
102 Correct 1 ms 2644 KB Output is correct
103 Correct 2 ms 2644 KB Output is correct
104 Correct 6 ms 3540 KB Output is correct
105 Correct 12 ms 4976 KB Output is correct
106 Correct 2 ms 2644 KB Output is correct
107 Correct 22 ms 6448 KB Output is correct
108 Correct 29 ms 8040 KB Output is correct
109 Correct 3 ms 2644 KB Output is correct
110 Correct 44 ms 9804 KB Output is correct
111 Correct 60 ms 11544 KB Output is correct
112 Correct 2 ms 2672 KB Output is correct
113 Correct 84 ms 14840 KB Output is correct

Subtask #4
0 / 18.0

# Verdict Execution time Memory Grader output
1 Correct 30 ms 6500 KB Output is correct
2 Incorrect 33 ms 6584 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #5
0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2644 KB Output is correct
2 Correct 1 ms 2644 KB Output is correct
3 Correct 1 ms 2660 KB Output is correct
4 Correct 1 ms 2644 KB Output is correct
5 Correct 1 ms 2644 KB Output is correct
6 Correct 1 ms 2664 KB Output is correct
7 Correct 2 ms 2644 KB Output is correct
8 Correct 2 ms 2644 KB Output is correct
9 Correct 2 ms 2664 KB Output is correct
10 Correct 2 ms 2644 KB Output is correct
11 Correct 2 ms 2644 KB Output is correct
12 Correct 3 ms 2644 KB Output is correct
13 Correct 2 ms 2644 KB Output is correct
14 Correct 2 ms 2644 KB Output is correct
15 Correct 1 ms 2644 KB Output is correct
16 Correct 2 ms 2644 KB Output is correct
17 Correct 2 ms 2644 KB Output is correct
18 Correct 1 ms 2644 KB Output is correct
19 Correct 2 ms 2644 KB Output is correct
20 Correct 2 ms 2644 KB Output is correct
21 Correct 2 ms 2644 KB Output is correct
22 Correct 1 ms 2656 KB Output is correct
23 Correct 2 ms 2644 KB Output is correct
24 Correct 2 ms 2644 KB Output is correct
25 Correct 2 ms 2664 KB Output is correct
26 Correct 2 ms 2644 KB Output is correct
27 Correct 2 ms 2772 KB Output is correct
28 Correct 3 ms 2804 KB Output is correct
29 Correct 2 ms 2644 KB Output is correct
30 Correct 2 ms 2772 KB Output is correct
31 Correct 3 ms 2804 KB Output is correct
32 Incorrect 2 ms 2644 KB Output isn't correct
33 Halted 0 ms 0 KB -

Subtask #6
0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 46 ms 12312 KB Output is correct
2 Correct 42 ms 13496 KB Output is correct
3 Correct 29 ms 9972 KB Output is correct
4 Correct 7 ms 4208 KB Output is correct
5 Correct 6 ms 3540 KB Output is correct
6 Correct 12 ms 4984 KB Output is correct
7 Correct 2 ms 2620 KB Output is correct
8 Correct 25 ms 6452 KB Output is correct
9 Correct 40 ms 8028 KB Output is correct
10 Correct 3 ms 2644 KB Output is correct
11 Correct 46 ms 9864 KB Output is correct
12 Correct 50 ms 11596 KB Output is correct
13 Correct 2 ms 2644 KB Output is correct
14 Correct 1 ms 2644 KB Output is correct
15 Correct 1 ms 2644 KB Output is correct
16 Correct 1 ms 2660 KB Output is correct
17 Correct 1 ms 2644 KB Output is correct
18 Correct 1 ms 2644 KB Output is correct
19 Correct 1 ms 2664 KB Output is correct
20 Correct 2 ms 2644 KB Output is correct
21 Correct 2 ms 2644 KB Output is correct
22 Correct 2 ms 2664 KB Output is correct
23 Correct 2 ms 2644 KB Output is correct
24 Correct 2 ms 2644 KB Output is correct
25 Correct 3 ms 2644 KB Output is correct
26 Correct 2 ms 2644 KB Output is correct
27 Correct 2 ms 2644 KB Output is correct
28 Correct 1 ms 2644 KB Output is correct
29 Correct 2 ms 2644 KB Output is correct
30 Correct 2 ms 2644 KB Output is correct
31 Correct 1 ms 2644 KB Output is correct
32 Correct 2 ms 2644 KB Output is correct
33 Correct 2 ms 2644 KB Output is correct
34 Correct 2 ms 2644 KB Output is correct
35 Correct 1 ms 2656 KB Output is correct
36 Correct 2 ms 2644 KB Output is correct
37 Correct 2 ms 2644 KB Output is correct
38 Correct 2 ms 2664 KB Output is correct
39 Correct 64 ms 13516 KB Output is correct
40 Correct 55 ms 13576 KB Output is correct
41 Correct 30 ms 9916 KB Output is correct
42 Correct 7 ms 4208 KB Output is correct
43 Correct 2 ms 2644 KB Output is correct
44 Correct 1 ms 2644 KB Output is correct
45 Correct 2 ms 2644 KB Output is correct
46 Correct 2 ms 2660 KB Output is correct
47 Correct 2 ms 2644 KB Output is correct
48 Correct 1 ms 2644 KB Output is correct
49 Correct 1 ms 2644 KB Output is correct
50 Correct 2 ms 2644 KB Output is correct
51 Correct 2 ms 2644 KB Output is correct
52 Correct 1 ms 2644 KB Output is correct
53 Correct 2 ms 2644 KB Output is correct
54 Correct 2 ms 2664 KB Output is correct
55 Correct 1 ms 2644 KB Output is correct
56 Correct 2 ms 2664 KB Output is correct
57 Correct 95 ms 9212 KB Output is correct
58 Correct 74 ms 9216 KB Output is correct
59 Correct 63 ms 9192 KB Output is correct
60 Correct 55 ms 9168 KB Output is correct
61 Correct 69 ms 9216 KB Output is correct
62 Correct 52 ms 9252 KB Output is correct
63 Correct 63 ms 9060 KB Output is correct
64 Correct 74 ms 8908 KB Output is correct
65 Correct 70 ms 9276 KB Output is correct
66 Correct 50 ms 9108 KB Output is correct
67 Correct 62 ms 9164 KB Output is correct
68 Correct 61 ms 9108 KB Output is correct
69 Correct 62 ms 9676 KB Output is correct
70 Correct 64 ms 9444 KB Output is correct
71 Correct 1 ms 2644 KB Output is correct
72 Correct 3 ms 2772 KB Output is correct
73 Correct 3 ms 2772 KB Output is correct
74 Correct 3 ms 2772 KB Output is correct
75 Correct 3 ms 2800 KB Output is correct
76 Correct 5 ms 2804 KB Output is correct
77 Correct 4 ms 2800 KB Output is correct
78 Correct 4 ms 2772 KB Output is correct
79 Correct 4 ms 2808 KB Output is correct
80 Correct 55 ms 9136 KB Output is correct
81 Correct 66 ms 9148 KB Output is correct
82 Correct 68 ms 9168 KB Output is correct
83 Correct 89 ms 9232 KB Output is correct
84 Correct 3 ms 2772 KB Output is correct
85 Correct 3 ms 2704 KB Output is correct
86 Correct 3 ms 2772 KB Output is correct
87 Correct 4 ms 2772 KB Output is correct
88 Correct 3 ms 2836 KB Output is correct
89 Correct 2 ms 2708 KB Output is correct
90 Correct 3 ms 2772 KB Output is correct
91 Correct 3 ms 2808 KB Output is correct
92 Correct 4 ms 2804 KB Output is correct
93 Correct 3 ms 2808 KB Output is correct
94 Correct 2 ms 2644 KB Output is correct
95 Correct 2 ms 2660 KB Output is correct
96 Correct 2 ms 2644 KB Output is correct
97 Correct 2 ms 2664 KB Output is correct
98 Correct 2 ms 2664 KB Output is correct
99 Correct 2 ms 2644 KB Output is correct
100 Correct 2 ms 2644 KB Output is correct
101 Correct 1 ms 2644 KB Output is correct
102 Correct 1 ms 2644 KB Output is correct
103 Correct 2 ms 2644 KB Output is correct
104 Correct 6 ms 3540 KB Output is correct
105 Correct 12 ms 4976 KB Output is correct
106 Correct 2 ms 2644 KB Output is correct
107 Correct 22 ms 6448 KB Output is correct
108 Correct 29 ms 8040 KB Output is correct
109 Correct 3 ms 2644 KB Output is correct
110 Correct 44 ms 9804 KB Output is correct
111 Correct 60 ms 11544 KB Output is correct
112 Correct 2 ms 2672 KB Output is correct
113 Correct 84 ms 14840 KB Output is correct
114 Correct 30 ms 6500 KB Output is correct
115 Incorrect 33 ms 6584 KB Output isn't correct
116 Halted 0 ms 0 KB -