oj.uz

Submission #441289

# Submission time Handle Problem Language Result Execution time Memory
441289 2021-07-04T20:54:12 Z julian33 Dreaming (IOI13_dreaming) C++14
47 / 100
 119 ms 16836 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){
        if(a.first<b.first)
            swap(a,b);
    } else if(max(a.first,b.first)<a.second+b.second+L){
        int k=a.second+b.second+L;
        maxa(a.second,k-a.second);
        a.first=k;
    } else{
        int k=a.first<b.first?b.second:a.second;
        a.second=min(max(a.first,a.second)-a.second,k);
        a.first=max(a.first,b.first);
    }
}

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

# Verdict Execution time Memory Grader output
1 Correct 57 ms 15612 KB Output is correct
2 Correct 57 ms 15552 KB Output is correct
3 Correct 36 ms 11080 KB Output is correct
4 Correct 8 ms 4556 KB Output is correct
5 Correct 7 ms 3672 KB Output is correct
6 Correct 14 ms 5696 KB Output is correct
7 Correct 2 ms 2636 KB Output is correct
8 Correct 25 ms 7112 KB Output is correct
9 Correct 34 ms 8900 KB Output is correct
10 Correct 2 ms 2636 KB Output is correct
11 Correct 56 ms 10708 KB Output is correct
12 Correct 66 ms 13104 KB Output is correct
13 Correct 2 ms 2764 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory 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 2636 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 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 2596 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 2636 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

Subtask #3
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 57 ms 15612 KB Output is correct
2 Correct 57 ms 15552 KB Output is correct
3 Correct 36 ms 11080 KB Output is correct
4 Correct 8 ms 4556 KB Output is correct
5 Correct 7 ms 3672 KB Output is correct
6 Correct 14 ms 5696 KB Output is correct
7 Correct 2 ms 2636 KB Output is correct
8 Correct 25 ms 7112 KB Output is correct
9 Correct 34 ms 8900 KB Output is correct
10 Correct 2 ms 2636 KB Output is correct
11 Correct 56 ms 10708 KB Output is correct
12 Correct 66 ms 13104 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 2636 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 2636 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 2596 KB Output is correct
33 Correct 2 ms 2636 KB Output is correct
34 Correct 2 ms 2636 KB Output is correct
35 Correct 2 ms 2636 KB Output is correct
36 Correct 2 ms 2636 KB Output is correct
37 Correct 2 ms 2636 KB Output is correct
38 Correct 2 ms 2636 KB Output is correct
39 Correct 60 ms 15540 KB Output is correct
40 Correct 58 ms 15600 KB Output is correct
41 Correct 37 ms 11100 KB Output is correct
42 Correct 9 ms 4556 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 2 ms 2636 KB Output is correct
57 Correct 77 ms 9788 KB Output is correct
58 Correct 84 ms 9716 KB Output is correct
59 Correct 78 ms 9716 KB Output is correct
60 Correct 74 ms 9552 KB Output is correct
61 Correct 76 ms 9620 KB Output is correct
62 Correct 89 ms 9724 KB Output is correct
63 Correct 74 ms 9500 KB Output is correct
64 Correct 68 ms 9540 KB Output is correct
65 Correct 73 ms 9540 KB Output is correct
66 Correct 72 ms 9568 KB Output is correct
67 Correct 81 ms 9700 KB Output is correct
68 Correct 79 ms 9788 KB Output is correct
69 Correct 93 ms 9652 KB Output is correct
70 Correct 77 ms 9620 KB Output is correct
71 Correct 2 ms 2636 KB Output is correct
72 Correct 3 ms 2764 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 2764 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 2764 KB Output is correct
79 Correct 3 ms 2892 KB Output is correct
80 Correct 78 ms 9808 KB Output is correct
81 Correct 75 ms 9656 KB Output is correct
82 Correct 72 ms 9664 KB Output is correct
83 Correct 78 ms 9724 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 2764 KB Output is correct
89 Correct 3 ms 2764 KB Output is correct
90 Correct 3 ms 2764 KB Output is correct
91 Correct 3 ms 2892 KB Output is correct
92 Correct 3 ms 2764 KB Output is correct
93 Correct 3 ms 2764 KB Output is correct
94 Correct 2 ms 2636 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 2636 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 7 ms 3660 KB Output is correct
105 Correct 14 ms 5580 KB Output is correct
106 Correct 2 ms 2636 KB Output is correct
107 Correct 25 ms 7056 KB Output is correct
108 Correct 35 ms 8932 KB Output is correct
109 Correct 2 ms 2636 KB Output is correct
110 Correct 67 ms 10968 KB Output is correct
111 Correct 82 ms 13124 KB Output is correct
112 Correct 2 ms 2764 KB Output is correct
113 Correct 119 ms 16836 KB Output is correct

Subtask #4
0 / 18.0

# Verdict Execution time Memory Grader output
1 Incorrect 23 ms 7024 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #5
0 / 12.0

# Verdict Execution time Memory 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 2636 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 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 2596 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 2636 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 3 ms 2764 KB Output is correct
28 Correct 3 ms 2764 KB Output is correct
29 Correct 2 ms 2636 KB Output is correct
30 Correct 3 ms 2764 KB Output is correct
31 Correct 3 ms 2764 KB Output is correct
32 Incorrect 2 ms 2636 KB Output isn't correct
33 Halted 0 ms 0 KB -

Subtask #6
0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 57 ms 15612 KB Output is correct
2 Correct 57 ms 15552 KB Output is correct
3 Correct 36 ms 11080 KB Output is correct
4 Correct 8 ms 4556 KB Output is correct
5 Correct 7 ms 3672 KB Output is correct
6 Correct 14 ms 5696 KB Output is correct
7 Correct 2 ms 2636 KB Output is correct
8 Correct 25 ms 7112 KB Output is correct
9 Correct 34 ms 8900 KB Output is correct
10 Correct 2 ms 2636 KB Output is correct
11 Correct 56 ms 10708 KB Output is correct
12 Correct 66 ms 13104 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 2636 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 2636 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 2596 KB Output is correct
33 Correct 2 ms 2636 KB Output is correct
34 Correct 2 ms 2636 KB Output is correct
35 Correct 2 ms 2636 KB Output is correct
36 Correct 2 ms 2636 KB Output is correct
37 Correct 2 ms 2636 KB Output is correct
38 Correct 2 ms 2636 KB Output is correct
39 Correct 60 ms 15540 KB Output is correct
40 Correct 58 ms 15600 KB Output is correct
41 Correct 37 ms 11100 KB Output is correct
42 Correct 9 ms 4556 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 2 ms 2636 KB Output is correct
57 Correct 77 ms 9788 KB Output is correct
58 Correct 84 ms 9716 KB Output is correct
59 Correct 78 ms 9716 KB Output is correct
60 Correct 74 ms 9552 KB Output is correct
61 Correct 76 ms 9620 KB Output is correct
62 Correct 89 ms 9724 KB Output is correct
63 Correct 74 ms 9500 KB Output is correct
64 Correct 68 ms 9540 KB Output is correct
65 Correct 73 ms 9540 KB Output is correct
66 Correct 72 ms 9568 KB Output is correct
67 Correct 81 ms 9700 KB Output is correct
68 Correct 79 ms 9788 KB Output is correct
69 Correct 93 ms 9652 KB Output is correct
70 Correct 77 ms 9620 KB Output is correct
71 Correct 2 ms 2636 KB Output is correct
72 Correct 3 ms 2764 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 2764 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 2764 KB Output is correct
79 Correct 3 ms 2892 KB Output is correct
80 Correct 78 ms 9808 KB Output is correct
81 Correct 75 ms 9656 KB Output is correct
82 Correct 72 ms 9664 KB Output is correct
83 Correct 78 ms 9724 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 2764 KB Output is correct
89 Correct 3 ms 2764 KB Output is correct
90 Correct 3 ms 2764 KB Output is correct
91 Correct 3 ms 2892 KB Output is correct
92 Correct 3 ms 2764 KB Output is correct
93 Correct 3 ms 2764 KB Output is correct
94 Correct 2 ms 2636 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 2636 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 7 ms 3660 KB Output is correct
105 Correct 14 ms 5580 KB Output is correct
106 Correct 2 ms 2636 KB Output is correct
107 Correct 25 ms 7056 KB Output is correct
108 Correct 35 ms 8932 KB Output is correct
109 Correct 2 ms 2636 KB Output is correct
110 Correct 67 ms 10968 KB Output is correct
111 Correct 82 ms 13124 KB Output is correct
112 Correct 2 ms 2764 KB Output is correct
113 Correct 119 ms 16836 KB Output is correct
114 Incorrect 23 ms 7024 KB Output isn't correct
115 Halted 0 ms 0 KB -