답안 #980520

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
980520	2024-05-12T08:14:25 Z	Tuanlinh123	즐거운 행로 (APIO20_fun)	C++17	100 / 100	168 ms	22836 KB

#include "fun.h"
#include<bits/stdc++.h>
#define ll int
#define pll pair<ll, ll>
#define pb push_back
#define mp make_pair
#define fi first
#define se second
#define ld long double
#define sz(a) ((ll)(a).size())
using namespace std;
 
const ll maxn=100005;
ll dist(ll a, ll b) {return hoursRequired(a, b);}
ll subcnt(ll a, ll b) {return attractionsBehind(a, b);}
 
vector<int> createFunTour(int n, int Q) 
{
    ll g=0;
    // findcentroid 
    {
        ll cr=n;
        for (ll j=1; j<n; j++)
        {
            ll x=subcnt(0, j);
            if (x*2>=n && x<=cr)
                g=j, cr=x;
        }
    }
    vector <ll> d(n, 0);
    vector <pll> dis;
    vector <vector <pll>> branch;
    for (ll i=0; i<n; i++)
        if (i!=g)
        {
            dis.pb({dist(g, i), i}), d[i]=dis.back().fi;
            if (dis.back().fi==1) branch.pb(vector <pll> {{1, i}}), dis.pop_back();
        } 
    for (auto [d, i]:dis)
        for (ll j=0; j<sz(branch); j++)
        {
            if (j+1==sz(branch)) branch[j].pb({d, i});
            else if (dist(i, branch[j][0].se)+1==d) {branch[j].pb({d, i}); break;}
        }
    for (ll j=0; j<sz(branch); j++) 
        sort(branch[j].begin(), branch[j].end(), greater<pll>());
    ll first=0;
    vector <ll> tour;
    if (sz(branch)==3)
    {
        // case 2
        ll ptr[3]={}, last=-1, fat=0;
        while (1)
        {
            // check
            {
                ll sum=0, ok=1;
                for (ll i=0; i<3; i++) 
                    sum+=sz(branch[i])-ptr[i];
                for (ll i=0; i<3; i++)
                    if ((sz(branch[i])-ptr[i])*2>=sum) fat=i, ok=0;
                if (!ok || !sum) break;
            }
            ll big=-1;
            for (ll i=0; i<3; i++)
                if (i!=last && ptr[i]<sz(branch[i]))
                    if (big==-1 || branch[big][ptr[big]].fi<branch[i][ptr[i]].fi)
                        big=i;
            tour.pb(branch[big][ptr[big]].se), ptr[big]++, last=big;
        }
        vector <pll> b1, b2;
        for (ll i=0; i<3; i++)
        {
            if (i==fat) b1.insert(b1.end(), branch[i].begin()+ptr[i], branch[i].end());
            else b2.insert(b2.end(), branch[i].begin()+ptr[i], branch[i].end());
        }
        sort(b2.begin(), b2.end(), greater<pll>());
        branch[0]=b1, branch[1]=b2;
        if (last==fat) swap(branch[0], branch[1]);
    }
    else if (sz(branch[0])<sz(branch[1])) swap(branch[0], branch[1]);
    if (sz(tour)>=2 && d[tour.back()]<branch[1][0].fi) swap(branch[0], branch[1]);
    for (ll ptr[2]={}, t=0; ptr[0]<sz(branch[0]) || ptr[1]<sz(branch[1]); ptr[t]++, t^=1)
        tour.pb(branch[t][ptr[t]].se);
    tour.pb(g); return tour;
}

Compilation message

fun.cpp: In function 'std::vector<int> createFunTour(int, int)':
fun.cpp:47:8: warning: unused variable 'first' [-Wunused-variable]
   47 |     ll first=0;
      |        ^~~~~

Subtask #1
10.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	348 KB	Output is correct
2	Correct	1 ms	348 KB	Output is correct
3	Correct	0 ms	348 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Correct	0 ms	348 KB	Output is correct
6	Correct	0 ms	348 KB	Output is correct
7	Correct	1 ms	348 KB	Output is correct
8	Correct	0 ms	348 KB	Output is correct
9	Correct	1 ms	348 KB	Output is correct
10	Correct	0 ms	348 KB	Output is correct
11	Correct	0 ms	348 KB	Output is correct
12	Correct	0 ms	348 KB	Output is correct
13	Correct	0 ms	348 KB	Output is correct
14	Correct	0 ms	348 KB	Output is correct
15	Correct	0 ms	348 KB	Output is correct
16	Correct	0 ms	348 KB	Output is correct
17	Correct	0 ms	348 KB	Output is correct
18	Correct	0 ms	348 KB	Output is correct
19	Correct	1 ms	344 KB	Output is correct
20	Correct	1 ms	348 KB	Output is correct

Subtask #2
16.0 / 16.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	348 KB	Output is correct
2	Correct	1 ms	348 KB	Output is correct
3	Correct	0 ms	348 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Correct	0 ms	348 KB	Output is correct
6	Correct	0 ms	348 KB	Output is correct
7	Correct	1 ms	348 KB	Output is correct
8	Correct	0 ms	348 KB	Output is correct
9	Correct	1 ms	348 KB	Output is correct
10	Correct	0 ms	348 KB	Output is correct
11	Correct	0 ms	348 KB	Output is correct
12	Correct	0 ms	348 KB	Output is correct
13	Correct	0 ms	348 KB	Output is correct
14	Correct	0 ms	348 KB	Output is correct
15	Correct	0 ms	348 KB	Output is correct
16	Correct	0 ms	348 KB	Output is correct
17	Correct	0 ms	348 KB	Output is correct
18	Correct	0 ms	348 KB	Output is correct
19	Correct	1 ms	344 KB	Output is correct
20	Correct	1 ms	348 KB	Output is correct
21	Correct	1 ms	348 KB	Output is correct
22	Correct	0 ms	348 KB	Output is correct
23	Correct	0 ms	348 KB	Output is correct
24	Correct	1 ms	348 KB	Output is correct
25	Correct	0 ms	348 KB	Output is correct
26	Correct	1 ms	348 KB	Output is correct
27	Correct	1 ms	500 KB	Output is correct
28	Correct	0 ms	344 KB	Output is correct
29	Correct	1 ms	348 KB	Output is correct
30	Correct	1 ms	348 KB	Output is correct
31	Correct	0 ms	348 KB	Output is correct
32	Correct	1 ms	348 KB	Output is correct
33	Correct	0 ms	348 KB	Output is correct
34	Correct	1 ms	348 KB	Output is correct
35	Correct	1 ms	348 KB	Output is correct
36	Correct	1 ms	348 KB	Output is correct
37	Correct	0 ms	348 KB	Output is correct
38	Correct	0 ms	348 KB	Output is correct
39	Correct	1 ms	348 KB	Output is correct
40	Correct	0 ms	360 KB	Output is correct
41	Correct	0 ms	348 KB	Output is correct

Subtask #3
21.0 / 21.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	348 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	0 ms	348 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Correct	0 ms	348 KB	Output is correct
6	Correct	1 ms	348 KB	Output is correct
7	Correct	0 ms	348 KB	Output is correct
8	Correct	1 ms	348 KB	Output is correct
9	Correct	1 ms	348 KB	Output is correct
10	Correct	0 ms	348 KB	Output is correct
11	Correct	0 ms	348 KB	Output is correct
12	Correct	1 ms	348 KB	Output is correct
13	Correct	0 ms	348 KB	Output is correct
14	Correct	1 ms	348 KB	Output is correct
15	Correct	1 ms	500 KB	Output is correct
16	Correct	1 ms	348 KB	Output is correct
17	Correct	1 ms	600 KB	Output is correct
18	Correct	91 ms	16352 KB	Output is correct
19	Correct	1 ms	348 KB	Output is correct
20	Correct	1 ms	604 KB	Output is correct
21	Correct	2 ms	860 KB	Output is correct
22	Correct	4 ms	1372 KB	Output is correct
23	Correct	8 ms	2480 KB	Output is correct
24	Correct	12 ms	3032 KB	Output is correct
25	Correct	50 ms	9572 KB	Output is correct

Subtask #4
19.0 / 19.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	348 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	0 ms	348 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Correct	0 ms	348 KB	Output is correct
6	Correct	0 ms	348 KB	Output is correct
7	Correct	0 ms	344 KB	Output is correct
8	Correct	1 ms	348 KB	Output is correct
9	Correct	1 ms	348 KB	Output is correct
10	Correct	0 ms	348 KB	Output is correct
11	Correct	1 ms	348 KB	Output is correct
12	Correct	0 ms	348 KB	Output is correct
13	Correct	1 ms	348 KB	Output is correct
14	Correct	7 ms	1884 KB	Output is correct
15	Correct	94 ms	16192 KB	Output is correct
16	Correct	103 ms	16052 KB	Output is correct
17	Correct	18 ms	4052 KB	Output is correct
18	Correct	45 ms	7452 KB	Output is correct
19	Correct	71 ms	12688 KB	Output is correct
20	Correct	3 ms	860 KB	Output is correct

Subtask #5
34.0 / 34.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	348 KB	Output is correct
2	Correct	1 ms	348 KB	Output is correct
3	Correct	0 ms	348 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Correct	0 ms	348 KB	Output is correct
6	Correct	0 ms	348 KB	Output is correct
7	Correct	1 ms	348 KB	Output is correct
8	Correct	0 ms	348 KB	Output is correct
9	Correct	1 ms	348 KB	Output is correct
10	Correct	0 ms	348 KB	Output is correct
11	Correct	0 ms	348 KB	Output is correct
12	Correct	0 ms	348 KB	Output is correct
13	Correct	0 ms	348 KB	Output is correct
14	Correct	0 ms	348 KB	Output is correct
15	Correct	0 ms	348 KB	Output is correct
16	Correct	0 ms	348 KB	Output is correct
17	Correct	0 ms	348 KB	Output is correct
18	Correct	0 ms	348 KB	Output is correct
19	Correct	1 ms	344 KB	Output is correct
20	Correct	1 ms	348 KB	Output is correct
21	Correct	1 ms	348 KB	Output is correct
22	Correct	0 ms	348 KB	Output is correct
23	Correct	0 ms	348 KB	Output is correct
24	Correct	1 ms	348 KB	Output is correct
25	Correct	0 ms	348 KB	Output is correct
26	Correct	1 ms	348 KB	Output is correct
27	Correct	1 ms	500 KB	Output is correct
28	Correct	0 ms	344 KB	Output is correct
29	Correct	1 ms	348 KB	Output is correct
30	Correct	1 ms	348 KB	Output is correct
31	Correct	0 ms	348 KB	Output is correct
32	Correct	1 ms	348 KB	Output is correct
33	Correct	0 ms	348 KB	Output is correct
34	Correct	1 ms	348 KB	Output is correct
35	Correct	1 ms	348 KB	Output is correct
36	Correct	1 ms	348 KB	Output is correct
37	Correct	0 ms	348 KB	Output is correct
38	Correct	0 ms	348 KB	Output is correct
39	Correct	1 ms	348 KB	Output is correct
40	Correct	0 ms	360 KB	Output is correct
41	Correct	0 ms	348 KB	Output is correct
42	Correct	1 ms	348 KB	Output is correct
43	Correct	1 ms	600 KB	Output is correct
44	Correct	91 ms	16352 KB	Output is correct
45	Correct	1 ms	348 KB	Output is correct
46	Correct	1 ms	604 KB	Output is correct
47	Correct	2 ms	860 KB	Output is correct
48	Correct	4 ms	1372 KB	Output is correct
49	Correct	8 ms	2480 KB	Output is correct
50	Correct	12 ms	3032 KB	Output is correct
51	Correct	50 ms	9572 KB	Output is correct
52	Correct	1 ms	348 KB	Output is correct
53	Correct	7 ms	1884 KB	Output is correct
54	Correct	94 ms	16192 KB	Output is correct
55	Correct	103 ms	16052 KB	Output is correct
56	Correct	18 ms	4052 KB	Output is correct
57	Correct	45 ms	7452 KB	Output is correct
58	Correct	71 ms	12688 KB	Output is correct
59	Correct	3 ms	860 KB	Output is correct
60	Correct	111 ms	17352 KB	Output is correct
61	Correct	137 ms	19768 KB	Output is correct
62	Correct	126 ms	17352 KB	Output is correct
63	Correct	126 ms	21448 KB	Output is correct
64	Correct	122 ms	21500 KB	Output is correct
65	Correct	135 ms	18216 KB	Output is correct
66	Correct	140 ms	20192 KB	Output is correct
67	Correct	131 ms	21960 KB	Output is correct
68	Correct	143 ms	21448 KB	Output is correct
69	Correct	168 ms	22836 KB	Output is correct
70	Correct	117 ms	17608 KB	Output is correct
71	Correct	126 ms	21448 KB	Output is correct
72	Correct	143 ms	20556 KB	Output is correct
73	Correct	167 ms	20972 KB	Output is correct
74	Correct	150 ms	22400 KB	Output is correct
75	Correct	133 ms	18392 KB	Output is correct
76	Correct	128 ms	21448 KB	Output is correct
77	Correct	138 ms	22216 KB	Output is correct
78	Correct	130 ms	21180 KB	Output is correct
79	Correct	143 ms	21960 KB	Output is correct
80	Correct	145 ms	22300 KB	Output is correct
81	Correct	118 ms	17352 KB	Output is correct
82	Correct	139 ms	17588 KB	Output is correct
83	Correct	129 ms	17612 KB	Output is correct
84	Correct	53 ms	7716 KB	Output is correct

답안 #980520

Compilation message

Subtask #1 10.0 / 10.0

Subtask #2 16.0 / 16.0

Subtask #3 21.0 / 21.0

Subtask #4 19.0 / 19.0

Subtask #5 34.0 / 34.0

Subtask #1
10.0 / 10.0

Subtask #2
16.0 / 16.0

Subtask #3
21.0 / 21.0

Subtask #4
19.0 / 19.0

Subtask #5
34.0 / 34.0