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답안 #441282

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
441282 2021-07-04T20:30:26 Z julian33 꿈 (IOI13_dreaming) C++14
47 / 100
 105 ms 18480 KB 
#include <bits/stdc++.h>
#include "dreaming.h"

using namespace std;

#ifdef LOCAL
#define deb(...) logger(#__VA_ARGS__, __VA_ARGS__)
template<typename ...Args>
void logger(string vars, Args&&... values) {
    cerr<<vars<<" = ";
    string delim="";
    (...,(cerr<<delim<<values,delim=", "));
    cerr<<"\n";
}
#else
#define deb(...) logger(#__VA_ARGS__, __VA_ARGS__)
template<typename ...Args>
void logger(string vars, Args&&... values) {}
#endif

#define pb push_back
#define sz(x) (int)(x.size())
typedef long long ll;
typedef pair<int,int> pii;
typedef pair<ll,ll> pll;
template<typename T> inline void maxa(T& a,T b){a=max(a,b);}
template<typename T> inline void mina(T& a,T b){a=min(a,b);}

const int mxN=1e5+5;

vector<pii> graph[mxN];
ll dist[mxN],r=2e9;
int ep,seen[mxN],good[mxN],st;
vector<int> path;

void dfs(int at,int p){
    path.pb(dist[at]);
    seen[at]=1;
    if(dist[at]>dist[ep])
        ep=at;
    for(pii &i:graph[at]){
        if(i.first!=p){
            dist[i.first]=dist[at]+i.second;
            dfs(i.first,at);
        }
    }
}

void get_rad(int at,int p){
    if(at==ep)
        good[at]=1;
    for(pii &i:graph[at]){
        if(i.first==p)
            continue;
        get_rad(i.first,at);
        good[at]|=good[i.first];
    }
    if(good[at]){
        mina(r,max(dist[at],dist[ep]-dist[at]));
    }
}

void merge(pii &a,pii &b,int L){
    if(max(a.first,b.first)>a.second+b.second+L){
        a.first=max(a.first,b.first);
    } else{
        a.first=a.second+b.second+L;
        a.second=min(a.second,b.second)+L;
    }
}

int travelTime(int N,int M,int L,int A[],int B[],int T[]){
    for(int i=0;i<M;i++){
        graph[A[i]].pb({B[i],T[i]});
        graph[B[i]].pb({A[i],T[i]});
    }
    vector<pii> all;
    for(int i=0;i<N;i++){
        if(seen[i])
            continue;
        ep=N;
        dfs(i,-1);
        path.clear();
        dist[ep]=0; st=ep;
        dfs(ep,-1);
        r=2e9;
        get_rad(st,-1);
        all.pb({dist[ep],r});
        path.clear();
    }
    pii ans=all[0];
    for(int i=1;i<sz(all);i++){
        merge(ans,all[i],L);
    }
    return ans.first;
}

Subtask #1
14.0 / 14.0

# 결과 실행 시간 메모리 Grader output
1 Correct 58 ms 15556 KB Output is correct
2 Correct 58 ms 15584 KB Output is correct
3 Correct 37 ms 11072 KB Output is correct
4 Correct 8 ms 4600 KB Output is correct
5 Correct 7 ms 3660 KB Output is correct
6 Correct 14 ms 5580 KB Output is correct
7 Correct 2 ms 2636 KB Output is correct
8 Correct 27 ms 7592 KB Output is correct
9 Correct 37 ms 9648 KB Output is correct
10 Correct 2 ms 2720 KB Output is correct
11 Correct 54 ms 11872 KB Output is correct
12 Correct 68 ms 14148 KB Output is correct
13 Correct 2 ms 2764 KB Output is correct

Subtask #2
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 2636 KB Output is correct
2 Correct 2 ms 2636 KB Output is correct
3 Correct 2 ms 2636 KB Output is correct
4 Correct 2 ms 2636 KB Output is correct
5 Correct 2 ms 2636 KB Output is correct
6 Correct 2 ms 2636 KB Output is correct
7 Correct 2 ms 2636 KB Output is correct
8 Correct 2 ms 2636 KB Output is correct
9 Correct 2 ms 2652 KB Output is correct
10 Correct 2 ms 2636 KB Output is correct
11 Correct 2 ms 2636 KB Output is correct
12 Correct 2 ms 2636 KB Output is correct
13 Correct 2 ms 2636 KB Output is correct
14 Correct 2 ms 2636 KB Output is correct
15 Correct 2 ms 2636 KB Output is correct
16 Correct 2 ms 2656 KB Output is correct
17 Correct 2 ms 2636 KB Output is correct
18 Correct 2 ms 2636 KB Output is correct
19 Correct 2 ms 2636 KB Output is correct
20 Correct 2 ms 2636 KB Output is correct
21 Correct 2 ms 2660 KB Output is correct
22 Correct 2 ms 2636 KB Output is correct
23 Correct 2 ms 2684 KB Output is correct
24 Correct 2 ms 2636 KB Output is correct
25 Correct 2 ms 2600 KB Output is correct

Subtask #3
23.0 / 23.0

# 결과 실행 시간 메모리 Grader output
1 Correct 58 ms 15556 KB Output is correct
2 Correct 58 ms 15584 KB Output is correct
3 Correct 37 ms 11072 KB Output is correct
4 Correct 8 ms 4600 KB Output is correct
5 Correct 7 ms 3660 KB Output is correct
6 Correct 14 ms 5580 KB Output is correct
7 Correct 2 ms 2636 KB Output is correct
8 Correct 27 ms 7592 KB Output is correct
9 Correct 37 ms 9648 KB Output is correct
10 Correct 2 ms 2720 KB Output is correct
11 Correct 54 ms 11872 KB Output is correct
12 Correct 68 ms 14148 KB Output is correct
13 Correct 2 ms 2764 KB Output is correct
14 Correct 2 ms 2636 KB Output is correct
15 Correct 2 ms 2636 KB Output is correct
16 Correct 2 ms 2636 KB Output is correct
17 Correct 2 ms 2636 KB Output is correct
18 Correct 2 ms 2636 KB Output is correct
19 Correct 2 ms 2636 KB Output is correct
20 Correct 2 ms 2636 KB Output is correct
21 Correct 2 ms 2636 KB Output is correct
22 Correct 2 ms 2652 KB Output is correct
23 Correct 2 ms 2636 KB Output is correct
24 Correct 2 ms 2636 KB Output is correct
25 Correct 2 ms 2636 KB Output is correct
26 Correct 2 ms 2636 KB Output is correct
27 Correct 2 ms 2636 KB Output is correct
28 Correct 2 ms 2636 KB Output is correct
29 Correct 2 ms 2656 KB Output is correct
30 Correct 2 ms 2636 KB Output is correct
31 Correct 2 ms 2636 KB Output is correct
32 Correct 2 ms 2636 KB Output is correct
33 Correct 2 ms 2636 KB Output is correct
34 Correct 2 ms 2660 KB Output is correct
35 Correct 2 ms 2636 KB Output is correct
36 Correct 2 ms 2684 KB Output is correct
37 Correct 2 ms 2636 KB Output is correct
38 Correct 2 ms 2600 KB Output is correct
39 Correct 64 ms 16836 KB Output is correct
40 Correct 59 ms 16736 KB Output is correct
41 Correct 50 ms 12068 KB Output is correct
42 Correct 9 ms 4812 KB Output is correct
43 Correct 2 ms 2636 KB Output is correct
44 Correct 2 ms 2636 KB Output is correct
45 Correct 2 ms 2636 KB Output is correct
46 Correct 2 ms 2636 KB Output is correct
47 Correct 2 ms 2636 KB Output is correct
48 Correct 2 ms 2636 KB Output is correct
49 Correct 2 ms 2636 KB Output is correct
50 Correct 2 ms 2636 KB Output is correct
51 Correct 2 ms 2636 KB Output is correct
52 Correct 2 ms 2636 KB Output is correct
53 Correct 2 ms 2636 KB Output is correct
54 Correct 2 ms 2636 KB Output is correct
55 Correct 2 ms 2636 KB Output is correct
56 Correct 3 ms 2656 KB Output is correct
57 Correct 83 ms 11124 KB Output is correct
58 Correct 77 ms 10944 KB Output is correct
59 Correct 76 ms 11112 KB Output is correct
60 Correct 76 ms 10944 KB Output is correct
61 Correct 87 ms 11192 KB Output is correct
62 Correct 90 ms 11080 KB Output is correct
63 Correct 68 ms 10900 KB Output is correct
64 Correct 70 ms 10860 KB Output is correct
65 Correct 78 ms 11176 KB Output is correct
66 Correct 81 ms 11156 KB Output is correct
67 Correct 105 ms 11144 KB Output is correct
68 Correct 74 ms 11032 KB Output is correct
69 Correct 92 ms 11280 KB Output is correct
70 Correct 95 ms 11216 KB Output is correct
71 Correct 2 ms 2656 KB Output is correct
72 Correct 4 ms 2892 KB Output is correct
73 Correct 3 ms 2892 KB Output is correct
74 Correct 3 ms 2892 KB Output is correct
75 Correct 3 ms 2892 KB Output is correct
76 Correct 3 ms 2892 KB Output is correct
77 Correct 3 ms 2892 KB Output is correct
78 Correct 3 ms 2892 KB Output is correct
79 Correct 3 ms 2892 KB Output is correct
80 Correct 75 ms 11164 KB Output is correct
81 Correct 76 ms 10972 KB Output is correct
82 Correct 77 ms 11236 KB Output is correct
83 Correct 75 ms 11204 KB Output is correct
84 Correct 3 ms 2764 KB Output is correct
85 Correct 3 ms 2764 KB Output is correct
86 Correct 3 ms 2764 KB Output is correct
87 Correct 3 ms 2764 KB Output is correct
88 Correct 3 ms 2804 KB Output is correct
89 Correct 3 ms 2764 KB Output is correct
90 Correct 4 ms 2804 KB Output is correct
91 Correct 3 ms 2892 KB Output is correct
92 Correct 3 ms 2892 KB Output is correct
93 Correct 3 ms 2800 KB Output is correct
94 Correct 2 ms 2660 KB Output is correct
95 Correct 2 ms 2636 KB Output is correct
96 Correct 2 ms 2636 KB Output is correct
97 Correct 2 ms 2636 KB Output is correct
98 Correct 2 ms 2636 KB Output is correct
99 Correct 2 ms 2636 KB Output is correct
100 Correct 2 ms 2660 KB Output is correct
101 Correct 2 ms 2636 KB Output is correct
102 Correct 2 ms 2636 KB Output is correct
103 Correct 2 ms 2636 KB Output is correct
104 Correct 8 ms 3916 KB Output is correct
105 Correct 14 ms 5848 KB Output is correct
106 Correct 2 ms 2636 KB Output is correct
107 Correct 27 ms 7596 KB Output is correct
108 Correct 34 ms 9604 KB Output is correct
109 Correct 2 ms 2636 KB Output is correct
110 Correct 64 ms 11912 KB Output is correct
111 Correct 66 ms 14148 KB Output is correct
112 Correct 2 ms 2764 KB Output is correct
113 Correct 99 ms 18480 KB Output is correct

Subtask #4
0 / 18.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 28 ms 7076 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #5
0 / 12.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 2636 KB Output is correct
2 Correct 2 ms 2636 KB Output is correct
3 Correct 2 ms 2636 KB Output is correct
4 Correct 2 ms 2636 KB Output is correct
5 Correct 2 ms 2636 KB Output is correct
6 Correct 2 ms 2636 KB Output is correct
7 Correct 2 ms 2636 KB Output is correct
8 Correct 2 ms 2636 KB Output is correct
9 Correct 2 ms 2652 KB Output is correct
10 Correct 2 ms 2636 KB Output is correct
11 Correct 2 ms 2636 KB Output is correct
12 Correct 2 ms 2636 KB Output is correct
13 Correct 2 ms 2636 KB Output is correct
14 Correct 2 ms 2636 KB Output is correct
15 Correct 2 ms 2636 KB Output is correct
16 Correct 2 ms 2656 KB Output is correct
17 Correct 2 ms 2636 KB Output is correct
18 Correct 2 ms 2636 KB Output is correct
19 Correct 2 ms 2636 KB Output is correct
20 Correct 2 ms 2636 KB Output is correct
21 Correct 2 ms 2660 KB Output is correct
22 Correct 2 ms 2636 KB Output is correct
23 Correct 2 ms 2684 KB Output is correct
24 Correct 2 ms 2636 KB Output is correct
25 Correct 2 ms 2600 KB Output is correct
26 Correct 2 ms 2636 KB Output is correct
27 Correct 3 ms 2764 KB Output is correct
28 Correct 3 ms 2892 KB Output is correct
29 Incorrect 2 ms 2636 KB Output isn't correct
30 Halted 0 ms 0 KB -

Subtask #6
0 / 23.0

# 결과 실행 시간 메모리 Grader output
1 Correct 58 ms 15556 KB Output is correct
2 Correct 58 ms 15584 KB Output is correct
3 Correct 37 ms 11072 KB Output is correct
4 Correct 8 ms 4600 KB Output is correct
5 Correct 7 ms 3660 KB Output is correct
6 Correct 14 ms 5580 KB Output is correct
7 Correct 2 ms 2636 KB Output is correct
8 Correct 27 ms 7592 KB Output is correct
9 Correct 37 ms 9648 KB Output is correct
10 Correct 2 ms 2720 KB Output is correct
11 Correct 54 ms 11872 KB Output is correct
12 Correct 68 ms 14148 KB Output is correct
13 Correct 2 ms 2764 KB Output is correct
14 Correct 2 ms 2636 KB Output is correct
15 Correct 2 ms 2636 KB Output is correct
16 Correct 2 ms 2636 KB Output is correct
17 Correct 2 ms 2636 KB Output is correct
18 Correct 2 ms 2636 KB Output is correct
19 Correct 2 ms 2636 KB Output is correct
20 Correct 2 ms 2636 KB Output is correct
21 Correct 2 ms 2636 KB Output is correct
22 Correct 2 ms 2652 KB Output is correct
23 Correct 2 ms 2636 KB Output is correct
24 Correct 2 ms 2636 KB Output is correct
25 Correct 2 ms 2636 KB Output is correct
26 Correct 2 ms 2636 KB Output is correct
27 Correct 2 ms 2636 KB Output is correct
28 Correct 2 ms 2636 KB Output is correct
29 Correct 2 ms 2656 KB Output is correct
30 Correct 2 ms 2636 KB Output is correct
31 Correct 2 ms 2636 KB Output is correct
32 Correct 2 ms 2636 KB Output is correct
33 Correct 2 ms 2636 KB Output is correct
34 Correct 2 ms 2660 KB Output is correct
35 Correct 2 ms 2636 KB Output is correct
36 Correct 2 ms 2684 KB Output is correct
37 Correct 2 ms 2636 KB Output is correct
38 Correct 2 ms 2600 KB Output is correct
39 Correct 64 ms 16836 KB Output is correct
40 Correct 59 ms 16736 KB Output is correct
41 Correct 50 ms 12068 KB Output is correct
42 Correct 9 ms 4812 KB Output is correct
43 Correct 2 ms 2636 KB Output is correct
44 Correct 2 ms 2636 KB Output is correct
45 Correct 2 ms 2636 KB Output is correct
46 Correct 2 ms 2636 KB Output is correct
47 Correct 2 ms 2636 KB Output is correct
48 Correct 2 ms 2636 KB Output is correct
49 Correct 2 ms 2636 KB Output is correct
50 Correct 2 ms 2636 KB Output is correct
51 Correct 2 ms 2636 KB Output is correct
52 Correct 2 ms 2636 KB Output is correct
53 Correct 2 ms 2636 KB Output is correct
54 Correct 2 ms 2636 KB Output is correct
55 Correct 2 ms 2636 KB Output is correct
56 Correct 3 ms 2656 KB Output is correct
57 Correct 83 ms 11124 KB Output is correct
58 Correct 77 ms 10944 KB Output is correct
59 Correct 76 ms 11112 KB Output is correct
60 Correct 76 ms 10944 KB Output is correct
61 Correct 87 ms 11192 KB Output is correct
62 Correct 90 ms 11080 KB Output is correct
63 Correct 68 ms 10900 KB Output is correct
64 Correct 70 ms 10860 KB Output is correct
65 Correct 78 ms 11176 KB Output is correct
66 Correct 81 ms 11156 KB Output is correct
67 Correct 105 ms 11144 KB Output is correct
68 Correct 74 ms 11032 KB Output is correct
69 Correct 92 ms 11280 KB Output is correct
70 Correct 95 ms 11216 KB Output is correct
71 Correct 2 ms 2656 KB Output is correct
72 Correct 4 ms 2892 KB Output is correct
73 Correct 3 ms 2892 KB Output is correct
74 Correct 3 ms 2892 KB Output is correct
75 Correct 3 ms 2892 KB Output is correct
76 Correct 3 ms 2892 KB Output is correct
77 Correct 3 ms 2892 KB Output is correct
78 Correct 3 ms 2892 KB Output is correct
79 Correct 3 ms 2892 KB Output is correct
80 Correct 75 ms 11164 KB Output is correct
81 Correct 76 ms 10972 KB Output is correct
82 Correct 77 ms 11236 KB Output is correct
83 Correct 75 ms 11204 KB Output is correct
84 Correct 3 ms 2764 KB Output is correct
85 Correct 3 ms 2764 KB Output is correct
86 Correct 3 ms 2764 KB Output is correct
87 Correct 3 ms 2764 KB Output is correct
88 Correct 3 ms 2804 KB Output is correct
89 Correct 3 ms 2764 KB Output is correct
90 Correct 4 ms 2804 KB Output is correct
91 Correct 3 ms 2892 KB Output is correct
92 Correct 3 ms 2892 KB Output is correct
93 Correct 3 ms 2800 KB Output is correct
94 Correct 2 ms 2660 KB Output is correct
95 Correct 2 ms 2636 KB Output is correct
96 Correct 2 ms 2636 KB Output is correct
97 Correct 2 ms 2636 KB Output is correct
98 Correct 2 ms 2636 KB Output is correct
99 Correct 2 ms 2636 KB Output is correct
100 Correct 2 ms 2660 KB Output is correct
101 Correct 2 ms 2636 KB Output is correct
102 Correct 2 ms 2636 KB Output is correct
103 Correct 2 ms 2636 KB Output is correct
104 Correct 8 ms 3916 KB Output is correct
105 Correct 14 ms 5848 KB Output is correct
106 Correct 2 ms 2636 KB Output is correct
107 Correct 27 ms 7596 KB Output is correct
108 Correct 34 ms 9604 KB Output is correct
109 Correct 2 ms 2636 KB Output is correct
110 Correct 64 ms 11912 KB Output is correct
111 Correct 66 ms 14148 KB Output is correct
112 Correct 2 ms 2764 KB Output is correct
113 Correct 99 ms 18480 KB Output is correct
114 Incorrect 28 ms 7076 KB Output isn't correct
115 Halted 0 ms 0 KB -