답안 #576698

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
576698	2022-06-13T09:32:23 Z	codr0	자매 도시 (APIO20_swap)	C++14	100 / 100	313 ms	31660 KB

swap

// Code by Parsa Eslami
 
#include "swap.h"
#include <bits/stdc++.h>
#define ll long long
#define pii pair<int,int>
#define pll pair<ll,ll>
 
#define bit(i,j) ((j>>i)&1)
#define minm(x,y) x=min(x,y)
#define maxm(x,y) x=max(x,y)
#define FOR(i,a,b) for(int i=a;i<=b;i++)
#define FORR(i,a,b) for(int i=a;i>=b;i--)
#define S second
#define F first
#define pb push_back
#define SZ(x) (int)x.size()
#define all(x) x.begin(),x.end()
#define err(x) cout<<#x<<": "<<x<<'\n'
#define wtf cout<<"WHAT THE FUCK!\n"
#define dmid int mid=(r+l)/2
#define lc 2*id
#define rc 2*id+1
 
using namespace std;
const int N=1e5+4;
int D1[N],ans[N],mx[N],dsu[N],D[N];
vector<int> x[N];
vector<pii> vc[N];

	int root(int v){
		if(dsu[v]<0) return v;
		return (dsu[v]=root(dsu[v]));
	}

	void join(int u,int v,int tme){
		D[u]++;
		D[v]++;
		int z=0;
		if(D[u]==2) z--;
		else if(D[u]==1) z++;
		
		if(D[v]==2) z--;
		else if(D[v]==1) z++;
		
		int mxx=0;
		mxx=max(D[u],D[v]);

		u=root(u); v=root(v);
		if(u!=v){
			if(ans[v]&&ans[u]==0){
				for(int v0:x[u]) ans[v0]=tme;
			}
			if(ans[u]&&ans[v]==0){
				for(int v0:x[v]) ans[v0]=tme;
			}
			if(SZ(x[u])>SZ(x[v])) swap(u,v);
			for(int v0:x[u]){
				x[v].pb(v0);
				vc[v0].pb({tme,v});
			}	
			dsu[v]+=dsu[u]; dsu[u]=v;
		}
		if(u!=v) D1[v]=D1[u]+D1[v]+z;
		else D1[v]+=z;
		mx[v]=max(max(mx[v],mx[u]),mxx);
		if((mx[v]>=3||D1[v]==0)&&ans[v]==0){
			for(int v0:x[v]) ans[v0]=tme;
		}
	}

	int TIME(int u,int v){
		int pu=0;
		int numu=u;
		int numv=v;
		int pv=0;
		int rt=0;
		while(numu!=numv){
			int tmeu=1e9;
			int tmev=1e9;
			if(pu<SZ(vc[u])) tmeu=vc[u][pu].F;
			if(pv<SZ(vc[v])) tmev=vc[v][pv].F;
			if(tmeu<tmev){
				rt=tmeu;
				numu=vc[u][pu].S;
				pu++;
			}
			if(tmev<=tmeu){
				rt=tmev;
				numv=vc[v][pv].S;
				pv++;
			}
		}
		return rt;
	}

	void init(int n,int m,vector<int> u,vector<int> v,vector<int> w){
		FOR(i,0,N-1) dsu[i]=-1,x[i].pb(i);
		vector<pair<int,pii>> vcc;
		FOR(i,0,m-1) vcc.pb({w[i],{u[i],v[i]}});
		sort(all(vcc));
		FOR(i,0,m-1) join(vcc[i].S.F,vcc[i].S.S,vcc[i].F);
	}

	int getMinimumFuelCapacity(int x,int y){
		if(ans[x]==0||ans[y]==0) return -1;
		int rt=max(max(ans[x],ans[y]),TIME(x,y));
		return rt;
	}

Subtask #1

6.0 / 6.0

#	결과	실행 시간	메모리	Grader output
1	Correct	11 ms	8532 KB	Output is correct
2	Correct	10 ms	8532 KB	Output is correct
3	Correct	8 ms	8532 KB	Output is correct
4	Correct	7 ms	8532 KB	Output is correct
5	Correct	9 ms	8608 KB	Output is correct
6	Correct	8 ms	8660 KB	Output is correct
7	Correct	8 ms	8604 KB	Output is correct
8	Correct	7 ms	8532 KB	Output is correct
9	Correct	119 ms	22456 KB	Output is correct
10	Correct	179 ms	25048 KB	Output is correct
11	Correct	145 ms	24848 KB	Output is correct
12	Correct	160 ms	25792 KB	Output is correct
13	Correct	93 ms	17136 KB	Output is correct
14	Correct	117 ms	22464 KB	Output is correct
15	Correct	195 ms	26940 KB	Output is correct
16	Correct	220 ms	26532 KB	Output is correct
17	Correct	208 ms	27648 KB	Output is correct
18	Correct	131 ms	18732 KB	Output is correct
19	Correct	80 ms	14944 KB	Output is correct
20	Correct	237 ms	27640 KB	Output is correct
21	Correct	273 ms	27392 KB	Output is correct
22	Correct	248 ms	28444 KB	Output is correct
23	Correct	149 ms	19476 KB	Output is correct

Subtask #2

7.0 / 7.0

#	결과	실행 시간	메모리	Grader output
1	Correct	11 ms	8532 KB	Output is correct
2	Correct	10 ms	8532 KB	Output is correct
3	Correct	134 ms	18540 KB	Output is correct
4	Correct	134 ms	18712 KB	Output is correct
5	Correct	167 ms	18812 KB	Output is correct
6	Correct	130 ms	18616 KB	Output is correct
7	Correct	131 ms	18884 KB	Output is correct
8	Correct	136 ms	18524 KB	Output is correct
9	Correct	133 ms	18704 KB	Output is correct
10	Correct	127 ms	18548 KB	Output is correct

Subtask #3

17.0 / 17.0

#	결과	실행 시간	메모리	Grader output
1	Correct	11 ms	8532 KB	Output is correct
2	Correct	10 ms	8532 KB	Output is correct
3	Correct	8 ms	8532 KB	Output is correct
4	Correct	7 ms	8532 KB	Output is correct
5	Correct	9 ms	8608 KB	Output is correct
6	Correct	8 ms	8660 KB	Output is correct
7	Correct	8 ms	8604 KB	Output is correct
8	Correct	7 ms	8532 KB	Output is correct
9	Correct	7 ms	8532 KB	Output is correct
10	Correct	9 ms	8620 KB	Output is correct
11	Correct	11 ms	8616 KB	Output is correct
12	Correct	9 ms	8660 KB	Output is correct
13	Correct	8 ms	8660 KB	Output is correct
14	Correct	8 ms	8644 KB	Output is correct
15	Correct	8 ms	8608 KB	Output is correct
16	Correct	8 ms	8660 KB	Output is correct
17	Correct	8 ms	8640 KB	Output is correct
18	Correct	12 ms	8660 KB	Output is correct
19	Correct	8 ms	8516 KB	Output is correct
20	Correct	8 ms	8604 KB	Output is correct
21	Correct	8 ms	8532 KB	Output is correct
22	Correct	8 ms	8600 KB	Output is correct
23	Correct	8 ms	8532 KB	Output is correct
24	Correct	8 ms	8604 KB	Output is correct
25	Correct	8 ms	8644 KB	Output is correct
26	Correct	9 ms	8660 KB	Output is correct
27	Correct	8 ms	8532 KB	Output is correct
28	Correct	8 ms	8660 KB	Output is correct

Subtask #4

20.0 / 20.0

#	결과	실행 시간	메모리	Grader output
1	Correct	7 ms	8532 KB	Output is correct
2	Correct	11 ms	8532 KB	Output is correct
3	Correct	10 ms	8532 KB	Output is correct
4	Correct	8 ms	8532 KB	Output is correct
5	Correct	7 ms	8532 KB	Output is correct
6	Correct	9 ms	8608 KB	Output is correct
7	Correct	8 ms	8660 KB	Output is correct
8	Correct	8 ms	8604 KB	Output is correct
9	Correct	7 ms	8532 KB	Output is correct
10	Correct	119 ms	22456 KB	Output is correct
11	Correct	179 ms	25048 KB	Output is correct
12	Correct	145 ms	24848 KB	Output is correct
13	Correct	160 ms	25792 KB	Output is correct
14	Correct	93 ms	17136 KB	Output is correct
15	Correct	9 ms	8620 KB	Output is correct
16	Correct	11 ms	8616 KB	Output is correct
17	Correct	9 ms	8660 KB	Output is correct
18	Correct	8 ms	8660 KB	Output is correct
19	Correct	8 ms	8644 KB	Output is correct
20	Correct	8 ms	8608 KB	Output is correct
21	Correct	8 ms	8660 KB	Output is correct
22	Correct	8 ms	8640 KB	Output is correct
23	Correct	12 ms	8660 KB	Output is correct
24	Correct	8 ms	8516 KB	Output is correct
25	Correct	8 ms	8604 KB	Output is correct
26	Correct	8 ms	8532 KB	Output is correct
27	Correct	8 ms	8600 KB	Output is correct
28	Correct	8 ms	8532 KB	Output is correct
29	Correct	8 ms	8604 KB	Output is correct
30	Correct	8 ms	8644 KB	Output is correct
31	Correct	9 ms	8660 KB	Output is correct
32	Correct	8 ms	8532 KB	Output is correct
33	Correct	8 ms	8660 KB	Output is correct
34	Correct	19 ms	10552 KB	Output is correct
35	Correct	156 ms	26028 KB	Output is correct
36	Correct	172 ms	25784 KB	Output is correct
37	Correct	148 ms	25276 KB	Output is correct
38	Correct	144 ms	24260 KB	Output is correct
39	Correct	156 ms	23884 KB	Output is correct
40	Correct	135 ms	22012 KB	Output is correct
41	Correct	152 ms	26464 KB	Output is correct
42	Correct	165 ms	26312 KB	Output is correct
43	Correct	92 ms	18244 KB	Output is correct
44	Correct	143 ms	23264 KB	Output is correct
45	Correct	107 ms	19120 KB	Output is correct
46	Correct	165 ms	25832 KB	Output is correct
47	Correct	147 ms	21780 KB	Output is correct
48	Correct	114 ms	18924 KB	Output is correct
49	Correct	66 ms	16140 KB	Output is correct
50	Correct	65 ms	13836 KB	Output is correct
51	Correct	89 ms	17604 KB	Output is correct
52	Correct	179 ms	26956 KB	Output is correct
53	Correct	155 ms	22780 KB	Output is correct
54	Correct	211 ms	29876 KB	Output is correct
55	Correct	84 ms	18244 KB	Output is correct
56	Correct	141 ms	21388 KB	Output is correct

Subtask #5

23.0 / 23.0

#	결과	실행 시간	메모리	Grader output
1	Correct	11 ms	8532 KB	Output is correct
2	Correct	10 ms	8532 KB	Output is correct
3	Correct	8 ms	8532 KB	Output is correct
4	Correct	7 ms	8532 KB	Output is correct
5	Correct	9 ms	8608 KB	Output is correct
6	Correct	8 ms	8660 KB	Output is correct
7	Correct	8 ms	8604 KB	Output is correct
8	Correct	7 ms	8532 KB	Output is correct
9	Correct	119 ms	22456 KB	Output is correct
10	Correct	179 ms	25048 KB	Output is correct
11	Correct	145 ms	24848 KB	Output is correct
12	Correct	160 ms	25792 KB	Output is correct
13	Correct	93 ms	17136 KB	Output is correct
14	Correct	117 ms	22464 KB	Output is correct
15	Correct	195 ms	26940 KB	Output is correct
16	Correct	220 ms	26532 KB	Output is correct
17	Correct	208 ms	27648 KB	Output is correct
18	Correct	131 ms	18732 KB	Output is correct
19	Correct	134 ms	18540 KB	Output is correct
20	Correct	134 ms	18712 KB	Output is correct
21	Correct	167 ms	18812 KB	Output is correct
22	Correct	130 ms	18616 KB	Output is correct
23	Correct	131 ms	18884 KB	Output is correct
24	Correct	136 ms	18524 KB	Output is correct
25	Correct	133 ms	18704 KB	Output is correct
26	Correct	127 ms	18548 KB	Output is correct
27	Correct	9 ms	8620 KB	Output is correct
28	Correct	11 ms	8616 KB	Output is correct
29	Correct	9 ms	8660 KB	Output is correct
30	Correct	8 ms	8660 KB	Output is correct
31	Correct	8 ms	8644 KB	Output is correct
32	Correct	8 ms	8608 KB	Output is correct
33	Correct	8 ms	8660 KB	Output is correct
34	Correct	8 ms	8640 KB	Output is correct
35	Correct	12 ms	8660 KB	Output is correct
36	Correct	19 ms	10552 KB	Output is correct
37	Correct	156 ms	26028 KB	Output is correct
38	Correct	172 ms	25784 KB	Output is correct
39	Correct	148 ms	25276 KB	Output is correct
40	Correct	144 ms	24260 KB	Output is correct
41	Correct	156 ms	23884 KB	Output is correct
42	Correct	135 ms	22012 KB	Output is correct
43	Correct	152 ms	26464 KB	Output is correct
44	Correct	165 ms	26312 KB	Output is correct
45	Correct	92 ms	18244 KB	Output is correct
46	Correct	143 ms	23264 KB	Output is correct
47	Correct	24 ms	10804 KB	Output is correct
48	Correct	252 ms	27776 KB	Output is correct
49	Correct	237 ms	27196 KB	Output is correct
50	Correct	313 ms	26888 KB	Output is correct
51	Correct	230 ms	26212 KB	Output is correct
52	Correct	207 ms	24632 KB	Output is correct
53	Correct	164 ms	21180 KB	Output is correct
54	Correct	263 ms	27948 KB	Output is correct
55	Correct	251 ms	28140 KB	Output is correct
56	Correct	165 ms	19840 KB	Output is correct
57	Correct	213 ms	24904 KB	Output is correct

Subtask #6

27.0 / 27.0

#	결과	실행 시간	메모리	Grader output
1	Correct	7 ms	8532 KB	Output is correct
2	Correct	11 ms	8532 KB	Output is correct
3	Correct	10 ms	8532 KB	Output is correct
4	Correct	8 ms	8532 KB	Output is correct
5	Correct	7 ms	8532 KB	Output is correct
6	Correct	9 ms	8608 KB	Output is correct
7	Correct	8 ms	8660 KB	Output is correct
8	Correct	8 ms	8604 KB	Output is correct
9	Correct	7 ms	8532 KB	Output is correct
10	Correct	119 ms	22456 KB	Output is correct
11	Correct	179 ms	25048 KB	Output is correct
12	Correct	145 ms	24848 KB	Output is correct
13	Correct	160 ms	25792 KB	Output is correct
14	Correct	93 ms	17136 KB	Output is correct
15	Correct	117 ms	22464 KB	Output is correct
16	Correct	195 ms	26940 KB	Output is correct
17	Correct	220 ms	26532 KB	Output is correct
18	Correct	208 ms	27648 KB	Output is correct
19	Correct	131 ms	18732 KB	Output is correct
20	Correct	134 ms	18540 KB	Output is correct
21	Correct	134 ms	18712 KB	Output is correct
22	Correct	167 ms	18812 KB	Output is correct
23	Correct	130 ms	18616 KB	Output is correct
24	Correct	131 ms	18884 KB	Output is correct
25	Correct	136 ms	18524 KB	Output is correct
26	Correct	133 ms	18704 KB	Output is correct
27	Correct	127 ms	18548 KB	Output is correct
28	Correct	9 ms	8620 KB	Output is correct
29	Correct	11 ms	8616 KB	Output is correct
30	Correct	9 ms	8660 KB	Output is correct
31	Correct	8 ms	8660 KB	Output is correct
32	Correct	8 ms	8644 KB	Output is correct
33	Correct	8 ms	8608 KB	Output is correct
34	Correct	8 ms	8660 KB	Output is correct
35	Correct	8 ms	8640 KB	Output is correct
36	Correct	12 ms	8660 KB	Output is correct
37	Correct	19 ms	10552 KB	Output is correct
38	Correct	156 ms	26028 KB	Output is correct
39	Correct	172 ms	25784 KB	Output is correct
40	Correct	148 ms	25276 KB	Output is correct
41	Correct	144 ms	24260 KB	Output is correct
42	Correct	156 ms	23884 KB	Output is correct
43	Correct	135 ms	22012 KB	Output is correct
44	Correct	152 ms	26464 KB	Output is correct
45	Correct	165 ms	26312 KB	Output is correct
46	Correct	92 ms	18244 KB	Output is correct
47	Correct	143 ms	23264 KB	Output is correct
48	Correct	24 ms	10804 KB	Output is correct
49	Correct	252 ms	27776 KB	Output is correct
50	Correct	237 ms	27196 KB	Output is correct
51	Correct	313 ms	26888 KB	Output is correct
52	Correct	230 ms	26212 KB	Output is correct
53	Correct	207 ms	24632 KB	Output is correct
54	Correct	164 ms	21180 KB	Output is correct
55	Correct	263 ms	27948 KB	Output is correct
56	Correct	251 ms	28140 KB	Output is correct
57	Correct	165 ms	19840 KB	Output is correct
58	Correct	213 ms	24904 KB	Output is correct
59	Correct	80 ms	14944 KB	Output is correct
60	Correct	237 ms	27640 KB	Output is correct
61	Correct	273 ms	27392 KB	Output is correct
62	Correct	248 ms	28444 KB	Output is correct
63	Correct	149 ms	19476 KB	Output is correct
64	Correct	8 ms	8516 KB	Output is correct
65	Correct	8 ms	8604 KB	Output is correct
66	Correct	8 ms	8532 KB	Output is correct
67	Correct	8 ms	8600 KB	Output is correct
68	Correct	8 ms	8532 KB	Output is correct
69	Correct	8 ms	8604 KB	Output is correct
70	Correct	8 ms	8644 KB	Output is correct
71	Correct	9 ms	8660 KB	Output is correct
72	Correct	8 ms	8532 KB	Output is correct
73	Correct	8 ms	8660 KB	Output is correct
74	Correct	107 ms	19120 KB	Output is correct
75	Correct	165 ms	25832 KB	Output is correct
76	Correct	147 ms	21780 KB	Output is correct
77	Correct	114 ms	18924 KB	Output is correct
78	Correct	66 ms	16140 KB	Output is correct
79	Correct	65 ms	13836 KB	Output is correct
80	Correct	89 ms	17604 KB	Output is correct
81	Correct	179 ms	26956 KB	Output is correct
82	Correct	155 ms	22780 KB	Output is correct
83	Correct	211 ms	29876 KB	Output is correct
84	Correct	84 ms	18244 KB	Output is correct
85	Correct	141 ms	21388 KB	Output is correct
86	Correct	53 ms	13244 KB	Output is correct
87	Correct	251 ms	26588 KB	Output is correct
88	Correct	239 ms	26768 KB	Output is correct
89	Correct	188 ms	19948 KB	Output is correct
90	Correct	125 ms	17900 KB	Output is correct
91	Correct	128 ms	17448 KB	Output is correct
92	Correct	150 ms	18888 KB	Output is correct
93	Correct	250 ms	27256 KB	Output is correct
94	Correct	260 ms	24768 KB	Output is correct
95	Correct	287 ms	31660 KB	Output is correct
96	Correct	146 ms	19788 KB	Output is correct
97	Correct	252 ms	21712 KB	Output is correct