답안 #541792

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
541792	2022-03-24T11:52:02 Z	Sho10	꿈 (IOI13_dreaming)	C++17	47 / 100	576 ms	19008 KB

dreaming

#include <bits/stdc++.h> //Andrei Alexandru a.k.a Sho
#include "dreaming.h"
using ll=int;
using ld=long double;
int const INF=1000000005;
//ll const LINF=1000000000000000005;
ll const mod=1000000007;
ld const PI=3.14159265359;
#pragma GCC optimize("O3")
#pragma GCC optimize("Ofast")
#define f first
#define s second
#define pb push_back
#define mp make_pair
#define endl '\n'
#define CODE_START  ios_base::sync_with_stdio(false);cin.tie(0);cout.tie(0);
using namespace std;
int const mxN=100005;
bool viz[mxN];
vector<pair<ll,ll>>g[100005];
vector<ll>comp;
ll bg;
map<ll,ll> bfs(ll node){
map<ll,ll>dist;
dist[node]=0;
vector<bool>check(mxN,false);
check[node]=true;
queue<ll>q;
q.push(node);
ll mx=0;
while(!q.empty()){
    ll x=q.front();
    comp.pb(x);
    viz[x]=1;
     q.pop();
    for(auto it : g[x]){
        if(!check[it.f]){
            dist[it.f]=dist[x]+it.s;
            q.push(it.f);
            check[it.f]=true;
            if(dist[it.f]>mx){
                mx=dist[it.f];
                bg=it.f;
            }
        }
    }
}
return dist;
}
int travelTime(int n,int m,int l,int a[], int b[], int t[]){
    for(ll i=0;i<n;i++)
    {
        g[i].clear();
        viz[i]=0;
    }
for(ll i=0;i<m;i++)
{
    g[a[i]].pb(mp(b[i],t[i]));
    g[b[i]].pb(mp(a[i],t[i]));
}
vector<pair<ll,ll>>v;
for(ll i=0;i<n;i++)
{
    if(viz[i]){
        continue;
    }
    bg=i;
    bfs(i);
    map<ll,ll>X=bfs(bg);
    comp.clear();
    map<ll,ll>Y=bfs(bg);
    ll ans=bg;
    ll mx=max(X[ans],Y[ans]);
    for(auto it : comp){
        if(max(X[it],Y[it])<mx){
            mx=max(X[it],Y[it]);
            ans=it;
        }
    }
    v.pb(mp(mx,ans));
}
sort(v.begin(),v.end());
for(ll i=1;i<v.size();i++)
{
    g[v[i].s].pb(mp(v[0].s,l));
    g[v[0].s].pb(mp(v[i].s,l));
}
bg=0;
bfs(0);
map<ll,ll>X=bfs(bg);
map<ll,ll>Y=bfs(bg);
int ans=0;
for(ll i=0;i<n;i++)
{
    ans=max(ans,max(X[i],Y[i]));
}
return ans;
}

Compilation message

dreaming.cpp: In function 'int travelTime(int, int, int, int*, int*, int*)':
dreaming.cpp:83:13: warning: comparison of integer expressions of different signedness: 'll' {aka 'int'} and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   83 | for(ll i=1;i<v.size();i++)
      |            ~^~~~~~~~~

Subtask #1
14.0 / 14.0

#	결과	실행 시간	메모리	Grader output
1	Correct	446 ms	17288 KB	Output is correct
2	Correct	434 ms	17256 KB	Output is correct
3	Correct	269 ms	11860 KB	Output is correct
4	Correct	49 ms	4760 KB	Output is correct
5	Correct	35 ms	4172 KB	Output is correct
6	Correct	77 ms	5612 KB	Output is correct
7	Correct	2 ms	2728 KB	Output is correct
8	Correct	155 ms	8684 KB	Output is correct
9	Correct	215 ms	10104 KB	Output is correct
10	Correct	3 ms	2772 KB	Output is correct
11	Correct	316 ms	13364 KB	Output is correct
12	Correct	393 ms	14688 KB	Output is correct
13	Correct	4 ms	2772 KB	Output is correct

Subtask #2
10.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	2644 KB	Output is correct
2	Correct	2 ms	2644 KB	Output is correct
3	Correct	2 ms	2644 KB	Output is correct
4	Correct	2 ms	2644 KB	Output is correct
5	Correct	2 ms	2644 KB	Output is correct
6	Correct	2 ms	2644 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	2644 KB	Output is correct
10	Correct	2 ms	2644 KB	Output is correct
11	Correct	2 ms	2644 KB	Output is correct
12	Correct	2 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	3 ms	2644 KB	Output is correct
18	Correct	2 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	2644 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	2644 KB	Output is correct

Subtask #3
23.0 / 23.0

#	결과	실행 시간	메모리	Grader output
1	Correct	446 ms	17288 KB	Output is correct
2	Correct	434 ms	17256 KB	Output is correct
3	Correct	269 ms	11860 KB	Output is correct
4	Correct	49 ms	4760 KB	Output is correct
5	Correct	35 ms	4172 KB	Output is correct
6	Correct	77 ms	5612 KB	Output is correct
7	Correct	2 ms	2728 KB	Output is correct
8	Correct	155 ms	8684 KB	Output is correct
9	Correct	215 ms	10104 KB	Output is correct
10	Correct	3 ms	2772 KB	Output is correct
11	Correct	316 ms	13364 KB	Output is correct
12	Correct	393 ms	14688 KB	Output is correct
13	Correct	4 ms	2772 KB	Output is correct
14	Correct	2 ms	2644 KB	Output is correct
15	Correct	2 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	2 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	2 ms	2644 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	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	3 ms	2644 KB	Output is correct
31	Correct	2 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	2644 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	2644 KB	Output is correct
39	Correct	450 ms	17380 KB	Output is correct
40	Correct	442 ms	17332 KB	Output is correct
41	Correct	265 ms	11924 KB	Output is correct
42	Correct	47 ms	4688 KB	Output is correct
43	Correct	2 ms	2644 KB	Output is correct
44	Correct	2 ms	2644 KB	Output is correct
45	Correct	2 ms	2644 KB	Output is correct
46	Correct	2 ms	2644 KB	Output is correct
47	Correct	2 ms	2644 KB	Output is correct
48	Correct	2 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	2 ms	2644 KB	Output is correct
53	Correct	2 ms	2644 KB	Output is correct
54	Correct	2 ms	2644 KB	Output is correct
55	Correct	1 ms	2644 KB	Output is correct
56	Correct	2 ms	2644 KB	Output is correct
57	Correct	533 ms	18572 KB	Output is correct
58	Correct	495 ms	18696 KB	Output is correct
59	Correct	509 ms	18308 KB	Output is correct
60	Correct	483 ms	18484 KB	Output is correct
61	Correct	493 ms	18328 KB	Output is correct
62	Correct	480 ms	18604 KB	Output is correct
63	Correct	496 ms	19008 KB	Output is correct
64	Correct	497 ms	18160 KB	Output is correct
65	Correct	531 ms	18096 KB	Output is correct
66	Correct	505 ms	18136 KB	Output is correct
67	Correct	509 ms	18288 KB	Output is correct
68	Correct	497 ms	18248 KB	Output is correct
69	Correct	469 ms	18472 KB	Output is correct
70	Correct	487 ms	18648 KB	Output is correct
71	Correct	1 ms	2644 KB	Output is correct
72	Correct	9 ms	3156 KB	Output is correct
73	Correct	10 ms	3156 KB	Output is correct
74	Correct	9 ms	3156 KB	Output is correct
75	Correct	10 ms	3160 KB	Output is correct
76	Correct	10 ms	3156 KB	Output is correct
77	Correct	10 ms	3104 KB	Output is correct
78	Correct	10 ms	3156 KB	Output is correct
79	Correct	10 ms	3156 KB	Output is correct
80	Correct	477 ms	18468 KB	Output is correct
81	Correct	507 ms	18340 KB	Output is correct
82	Correct	496 ms	18296 KB	Output is correct
83	Correct	556 ms	18896 KB	Output is correct
84	Correct	8 ms	3028 KB	Output is correct
85	Correct	7 ms	2968 KB	Output is correct
86	Correct	10 ms	3156 KB	Output is correct
87	Correct	9 ms	3028 KB	Output is correct
88	Correct	9 ms	3084 KB	Output is correct
89	Correct	8 ms	3028 KB	Output is correct
90	Correct	9 ms	3028 KB	Output is correct
91	Correct	10 ms	3156 KB	Output is correct
92	Correct	9 ms	3028 KB	Output is correct
93	Correct	10 ms	3036 KB	Output is correct
94	Correct	2 ms	2644 KB	Output is correct
95	Correct	2 ms	2644 KB	Output is correct
96	Correct	2 ms	2644 KB	Output is correct
97	Correct	2 ms	2644 KB	Output is correct
98	Correct	2 ms	2644 KB	Output is correct
99	Correct	2 ms	2644 KB	Output is correct
100	Correct	2 ms	2644 KB	Output is correct
101	Correct	2 ms	2644 KB	Output is correct
102	Correct	2 ms	2644 KB	Output is correct
103	Correct	2 ms	2644 KB	Output is correct
104	Correct	34 ms	4164 KB	Output is correct
105	Correct	82 ms	5580 KB	Output is correct
106	Correct	2 ms	2644 KB	Output is correct
107	Correct	159 ms	8644 KB	Output is correct
108	Correct	265 ms	10128 KB	Output is correct
109	Correct	3 ms	2772 KB	Output is correct
110	Correct	332 ms	13272 KB	Output is correct
111	Correct	385 ms	14780 KB	Output is correct
112	Correct	4 ms	2772 KB	Output is correct
113	Correct	576 ms	18760 KB	Output is correct

Subtask #4
0 / 18.0

#	결과	실행 시간	메모리	Grader output
1	Incorrect	240 ms	18108 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	2644 KB	Output is correct
2	Correct	2 ms	2644 KB	Output is correct
3	Correct	2 ms	2644 KB	Output is correct
4	Correct	2 ms	2644 KB	Output is correct
5	Correct	2 ms	2644 KB	Output is correct
6	Correct	2 ms	2644 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	2644 KB	Output is correct
10	Correct	2 ms	2644 KB	Output is correct
11	Correct	2 ms	2644 KB	Output is correct
12	Correct	2 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	3 ms	2644 KB	Output is correct
18	Correct	2 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	2644 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	2644 KB	Output is correct
26	Correct	3 ms	2772 KB	Output is correct
27	Correct	6 ms	2900 KB	Output is correct
28	Correct	8 ms	3112 KB	Output is correct
29	Incorrect	3 ms	2772 KB	Output isn't correct
30	Halted	0 ms	0 KB	-

Subtask #6
0 / 23.0

#	결과	실행 시간	메모리	Grader output
1	Correct	446 ms	17288 KB	Output is correct
2	Correct	434 ms	17256 KB	Output is correct
3	Correct	269 ms	11860 KB	Output is correct
4	Correct	49 ms	4760 KB	Output is correct
5	Correct	35 ms	4172 KB	Output is correct
6	Correct	77 ms	5612 KB	Output is correct
7	Correct	2 ms	2728 KB	Output is correct
8	Correct	155 ms	8684 KB	Output is correct
9	Correct	215 ms	10104 KB	Output is correct
10	Correct	3 ms	2772 KB	Output is correct
11	Correct	316 ms	13364 KB	Output is correct
12	Correct	393 ms	14688 KB	Output is correct
13	Correct	4 ms	2772 KB	Output is correct
14	Correct	2 ms	2644 KB	Output is correct
15	Correct	2 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	2 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	2 ms	2644 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	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	3 ms	2644 KB	Output is correct
31	Correct	2 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	2644 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	2644 KB	Output is correct
39	Correct	450 ms	17380 KB	Output is correct
40	Correct	442 ms	17332 KB	Output is correct
41	Correct	265 ms	11924 KB	Output is correct
42	Correct	47 ms	4688 KB	Output is correct
43	Correct	2 ms	2644 KB	Output is correct
44	Correct	2 ms	2644 KB	Output is correct
45	Correct	2 ms	2644 KB	Output is correct
46	Correct	2 ms	2644 KB	Output is correct
47	Correct	2 ms	2644 KB	Output is correct
48	Correct	2 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	2 ms	2644 KB	Output is correct
53	Correct	2 ms	2644 KB	Output is correct
54	Correct	2 ms	2644 KB	Output is correct
55	Correct	1 ms	2644 KB	Output is correct
56	Correct	2 ms	2644 KB	Output is correct
57	Correct	533 ms	18572 KB	Output is correct
58	Correct	495 ms	18696 KB	Output is correct
59	Correct	509 ms	18308 KB	Output is correct
60	Correct	483 ms	18484 KB	Output is correct
61	Correct	493 ms	18328 KB	Output is correct
62	Correct	480 ms	18604 KB	Output is correct
63	Correct	496 ms	19008 KB	Output is correct
64	Correct	497 ms	18160 KB	Output is correct
65	Correct	531 ms	18096 KB	Output is correct
66	Correct	505 ms	18136 KB	Output is correct
67	Correct	509 ms	18288 KB	Output is correct
68	Correct	497 ms	18248 KB	Output is correct
69	Correct	469 ms	18472 KB	Output is correct
70	Correct	487 ms	18648 KB	Output is correct
71	Correct	1 ms	2644 KB	Output is correct
72	Correct	9 ms	3156 KB	Output is correct
73	Correct	10 ms	3156 KB	Output is correct
74	Correct	9 ms	3156 KB	Output is correct
75	Correct	10 ms	3160 KB	Output is correct
76	Correct	10 ms	3156 KB	Output is correct
77	Correct	10 ms	3104 KB	Output is correct
78	Correct	10 ms	3156 KB	Output is correct
79	Correct	10 ms	3156 KB	Output is correct
80	Correct	477 ms	18468 KB	Output is correct
81	Correct	507 ms	18340 KB	Output is correct
82	Correct	496 ms	18296 KB	Output is correct
83	Correct	556 ms	18896 KB	Output is correct
84	Correct	8 ms	3028 KB	Output is correct
85	Correct	7 ms	2968 KB	Output is correct
86	Correct	10 ms	3156 KB	Output is correct
87	Correct	9 ms	3028 KB	Output is correct
88	Correct	9 ms	3084 KB	Output is correct
89	Correct	8 ms	3028 KB	Output is correct
90	Correct	9 ms	3028 KB	Output is correct
91	Correct	10 ms	3156 KB	Output is correct
92	Correct	9 ms	3028 KB	Output is correct
93	Correct	10 ms	3036 KB	Output is correct
94	Correct	2 ms	2644 KB	Output is correct
95	Correct	2 ms	2644 KB	Output is correct
96	Correct	2 ms	2644 KB	Output is correct
97	Correct	2 ms	2644 KB	Output is correct
98	Correct	2 ms	2644 KB	Output is correct
99	Correct	2 ms	2644 KB	Output is correct
100	Correct	2 ms	2644 KB	Output is correct
101	Correct	2 ms	2644 KB	Output is correct
102	Correct	2 ms	2644 KB	Output is correct
103	Correct	2 ms	2644 KB	Output is correct
104	Correct	34 ms	4164 KB	Output is correct
105	Correct	82 ms	5580 KB	Output is correct
106	Correct	2 ms	2644 KB	Output is correct
107	Correct	159 ms	8644 KB	Output is correct
108	Correct	265 ms	10128 KB	Output is correct
109	Correct	3 ms	2772 KB	Output is correct
110	Correct	332 ms	13272 KB	Output is correct
111	Correct	385 ms	14780 KB	Output is correct
112	Correct	4 ms	2772 KB	Output is correct
113	Correct	576 ms	18760 KB	Output is correct
114	Incorrect	240 ms	18108 KB	Output isn't correct
115	Halted	0 ms	0 KB	-

답안 #541792

Compilation message

Subtask #1 14.0 / 14.0

Subtask #2 10.0 / 10.0

Subtask #3 23.0 / 23.0

Subtask #4 0 / 18.0

Subtask #5 0 / 12.0

Subtask #6 0 / 23.0

Subtask #1
14.0 / 14.0

Subtask #2
10.0 / 10.0

Subtask #3
23.0 / 23.0

Subtask #4
0 / 18.0

Subtask #5
0 / 12.0

Subtask #6
0 / 23.0