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QOJ

ID题目提交者结果用时内存语言文件大小提交时间测评时间
#345118#2865. 天才黑客Lynkcat100 ✓556ms91820kbC++204.0kb2024-03-06 09:19:532024-03-06 09:19:54

Judging History

This is the latest submission verdict.

  • [2024-03-06 09:19:54]
  • Judged
  • Verdict: 100
  • Time: 556ms
  • Memory: 91820kb
  • [2024-03-06 09:19:53]
  • Submitted

answer

#include<bits/stdc++.h>
#define poly vector<int>
#define IOS ios::sync_with_stdio(false)
#define ll long long
#define mp make_pair
#define mt make_tuple
#define pa pair < int,int >
#define fi first
#define se second
#define inf 1e18
#define mod 998244353
#define sz(x) ((int)((x).size()))
#define int ll
// #define N 
using namespace std;
const int N=1000005;
struct node
{
	int x,y,w,d;
}E[N];
namespace tr
{
	int dfn[N],DFN;
	int ffa[N],siz[N],dep[N];
	int son[N];
	poly G[N];
	int Tp[N];
	void dfs(int k,int fa)
	{
		dfn[k]=++DFN;
		ffa[k]=fa;
		siz[k]=1;
		son[k]=0;
		dep[k]=dep[fa]+1;
		for (auto u:G[k])
		{
			dfs(u,k);
			siz[k]+=siz[u];
			if (siz[u]>siz[son[k]]) son[k]=u;
		}
	}
	void dfs1(int k,int tp)
	{
		Tp[k]=tp;
		if (son[k]) dfs1(son[k],tp);
		for (auto u:G[k])
		{
			if (u==son[k]) continue;
			dfs1(u,u);
		}
	}
	inline int lca(int x,int y)
	{
		while (Tp[x]!=Tp[y])
		{
			if (dep[Tp[x]]<dep[Tp[y]]) swap(x,y);
			x=ffa[Tp[x]];
		}
		if (dep[x]<dep[y]) return x;
		return y;
	}
}
vector<pa>G[N];
poly rG[N],Q[N];
int id[N][3];
int dis[N],ans[N];
int tot;
int n,m,q;
inline void add(int x,int y,int w)
{
	G[x].push_back(mp(y,w));
}
void dfs(int k,int fa)
{
	int x=0;
	for (auto u:rG[k])
	{
		// cout <<"rG "<<u<<" "<<k<<endl;
		dfs(u,k);
		add(id[u][0],id[k][0],0);
		add(id[k][1],id[u][1],0);
	}
	for (auto u:rG[k])
	{
		if (x) add(id[u][0],x,tr::dep[k]-1);
		++tot;
		if (x) add(tot,x,0);
		add(tot,id[u][1],0);
		x=tot;
	}
	reverse(rG[k].begin(),rG[k].end());
	x=0;
	for (auto u:rG[k])
	{
		if (x) add(id[u][0],x,tr::dep[k]-1);
		++tot;
		if (x) add(tot,x,0);
		add(tot,id[u][1],0);
		x=tot;
	}
	add(id[k][1],id[k][2],0);
	add(id[k][0],id[k][2],tr::dep[k]-1);
}
void BellaKira()
{
	cin>>n>>m>>q;
	tot=m;
	for (int i=1;i<=m;i++)
	{
		cin>>E[i].x>>E[i].y>>E[i].w>>E[i].d;
		Q[E[i].y].push_back(i);
		Q[E[i].x].push_back(i);
	}
	for (int i=1;i<q;i++)
	{
		int x,y,w;
		cin>>x>>y>>w;
		tr::G[x].push_back(y);
	}
	tr::dfs(1,0);
	tr::dfs1(1,0);
	for (int i=1;i<=n;i++)
	{
		sort(Q[i].begin(),Q[i].end(),[&](int x,int y)
		{
			return tr::dfn[E[x].d]<tr::dfn[E[y].d];
		});
		poly sta,all;
		sta.push_back(1);
		all.push_back(1);
		for (auto v:Q[i])
		{
			int u=E[v].d;
			if (u==sta.back()) continue;
			if (sta.size()==1) 
			{
				sta.push_back(u);
				all.push_back(u);
				continue;
			}
			int x=tr::lca(sta.back(),u);
			while (sta.size()>=2&&tr::dfn[sta[sz(sta)-2]]>=tr::dfn[x]) rG[sta[sz(sta)-2]].push_back(sta.back()),sta.pop_back();
			if (x!=sta.back()) 
			{
				rG[x].push_back(sta.back());
				sta.pop_back();

				sta.push_back(x);
				all.push_back(x);
			}
			sta.push_back(u);
			all.push_back(u);
		}
		while (sta.size()>1) rG[sta[sz(sta)-2]].push_back(sta.back()),sta.pop_back();
		for (auto u:all) id[u][0]=++tot,id[u][1]=++tot,id[u][2]=++tot;
		dfs(1,0);
		for (auto u:all) poly().swap(rG[u]);
		for (auto u:Q[i])
		{
			if (E[u].y==i) add(u,id[E[u].d][0],0),add(u,id[E[u].d][1],tr::dep[E[u].d]-1);
			if (E[u].x==i) add(id[E[u].d][2],u,E[u].w);
		}
	}
	priority_queue<pa>q;
	for (int i=1;i<=tot;i++) dis[i]=inf;
	for (int i=1;i<=m;i++)
		if (E[i].x==1)
		{
			dis[i]=E[i].w;
			q.push(mp(-dis[i],i));
		}
	while (!q.empty())
	{
		int ww=-q.top().fi;
		int u=q.top().se;
		q.pop();
		if (ww!=dis[u]) continue;
		for (auto [v,w]:G[u])
			if (dis[v]>dis[u]+w)
			{
				dis[v]=dis[u]+w;
				q.push(mp(-dis[v],v));
			}
	}
	for (int i=1;i<=n;i++) ans[i]=inf;
	ans[1]=0;
	for (int i=1;i<=m;i++)
		ans[E[i].y]=min(ans[E[i].y],dis[i]);
	for (int i=2;i<=n;i++) cout<<ans[i]<<'\n';

	for (int i=1;i<=tot;i++) vector<pa>().swap(G[i]);
	for (int i=1;i<=n;i++)
	{
		poly().swap(Q[i]);
	}
	for (int i=1;i<=::q;i++)
		poly().swap(tr::G[i]);
	tr::DFN=0;
}
signed main()
{
	IOS;
	cin.tie(0);
	int T=1;
	cin>>T;
	while (T--)
	{
		BellaKira();
	}
}
/*list:
1.mod 998244353 or 1e9+7 or ???
2.N
3.duipai shuju xingtai duoyidian
...
*/

详细

Test #1:

score: 5
Accepted
time: 217ms
memory: 29812kb

input:

10
6 4990 19922
4 3 6 16653
1 5 1 14907
5 3 3 12543
1 6 6 18133
6 4 0 10382
2 4 2 13389
1 6 5 11764
5 6 1 7278
1 6 3 16419
6 5 1 6237
1 4 8 9478
2 2 5 6012
6 4 7 4620
3 4 4 13781
1 3 0 4496
6 4 2 10214
6 3 2 6714
1 2 5 16272
4 3 3 16818
5 3 3 6710
6 5 9 17344
5 4 2 11112
2 3 2 2614
6 5 7 16745
4 3 9...

output:

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
1
0
0
0
0
0
0
0
2
0
0
0
1
1
0
0
0
0
0
21
5
2
0
3
2
0
0
0
0
2
1
1
2
0
2
0
1
2
0
2
2
2
0
2
5
0
2
0
3
0
0
1
0
2
0
7
3
0
6
0
4
0
2
2
7
4
16
6
8
20
12
7
1
10
7
5
3
1
1
6
7
3
6
3
0
0
9
16
7
10
3
8
9
5
7
0
8
5
7
8
1
23
10
2
1
12
5
1
8
14
4...

result:

ok 4479 lines

Test #2:

score: 5
Accepted
time: 185ms
memory: 30680kb

input:

10
6 4985 19945
3 2 2 1824
6 5 7 2420
3 4 8 16955
6 5 2 5283
3 4 0 530
4 4 5 432
1 6 1 19342
6 6 8 18901
5 4 9 19350
6 5 1 387
6 5 9 1712
6 4 4 19861
2 1 5 19663
2 2 6 19868
3 6 4 2781
4 2 1 1226
1 2 4 14349
2 5 9 10064
1 3 3 14473
3 2 3 4945
2 6 7 13433
5 4 5 12670
2 4 1 7392
4 4 9 10449
6 1 2 7280...

output:

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
1
6
3
1
0
0
0
0
1
7
1
4
1
7
3
0
0
2
0
0
3
2
1
1
4
0
2
0
0
4
3
0
5
15
4
15
1
1
1
2
3
0
2
2
0
0
2
3
99
5
22
6
50
11
9
12
7
16
19
3
3
25
50
1
0
0
7
4
2
5
3
1
1
2
0
11
12
7
4
5
1
21
2
3
23
3
3
2
5
1
2...

result:

ok 4980 lines

Test #3:

score: 5
Accepted
time: 206ms
memory: 30864kb

input:

10
4 4986 19949
3 3 4 10629
2 3 1 3347
4 1 1 7532
4 4 1 2251
3 3 9 14639
2 3 4 682
2 2 1 16614
1 4 4 9015
4 4 9 9520
4 3 5 14918
3 2 5 14349
1 4 9 13119
1 2 0 2659
2 2 9 19574
1 3 3 827
2 4 8 9747
2 4 9 16560
3 4 0 12866
1 4 8 826
4 2 8 8636
2 2 0 11934
4 2 5 2402
2 4 4 9539
4 1 4 17455
4 2 4 17281
...

output:

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
1
0
1
0
0
2
2
0
0
2
0
0
0
0
2
0
0
1
1
0
3
39
4
3
1
1
2
1
0
5
0
3
2
5
2
0
1
7
0
3
1
0
0
0
3
0
1
4
2
2
6
0
3
0
0
0
1
0
1
0
0
2
2
0
3
2
0
2
4
17
27
2
2
6
3
2
23
24
12
26
0
8
8
6
19
23
0
16
20
17
3
3
23
7
5
19
8
2
4
0
5
16
21
9
1
20
16
4
7
1
5
...

result:

ok 5480 lines

Test #4:

score: 5
Accepted
time: 183ms
memory: 31160kb

input:

10
5 4983 19992
1 3 7 4541
4 2 1 3807
2 2 5 14524
2 5 7 17852
5 5 2 1373
1 5 9 5415
2 4 5 1640
5 4 3 14802
4 4 4 13595
1 3 2 6844
5 3 8 11221
1 5 0 1494
4 5 0 12221
1 2 3 9245
5 1 9 19364
1 5 6 15902
1 5 9 15907
5 3 7 1577
4 4 6 652
2 2 2 5783
4 3 9 6039
1 2 0 12257
2 2 2 4031
1 4 1 9055
2 4 3 15081...

output:

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
1
0
1
0
0
0
0
0
0
0
0
1
4
3
4
2
1
7
0
0
0
0
0
3
3
0
1
0
0
0
6
0
1
0
4
0
7
0
0
1
5
0
3
0
2
5
2
0
1
0
0
0
3
1
2
1
3
119
330
4
2
1
3
87
9
86
83
40
9
0
0
35
8
0
17
1
1
0
1
3
0
8
2
4
40
1
33
2
3
7
6
2
0
17
45
86
0
9
20
1
17
20
17
3
4...

result:

ok 5978 lines

Test #5:

score: 5
Accepted
time: 195ms
memory: 31316kb

input:

10
4 4988 19958
3 3 6 11088
1 3 2 13262
4 1 1 13329
1 2 6 7013
2 2 4 19047
1 4 1 9111
1 1 0 13164
2 4 3 10469
1 1 5 9157
1 4 9 18420
4 3 3 6912
1 1 3 14729
4 2 5 17794
1 3 6 2306
4 4 7 9709
1 1 6 9322
1 1 2 16917
3 1 5 7401
1 1 2 12811
1 3 9 856
2 1 2 968
1 4 1 1764
1 4 1 13252
1 3 2 14558
3 4 6 989...

output:

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
0
0
2
0
2
1
1
0
0
3
0
1
1
7
1
0
3
1
0
2
1
3
0
3
0
0
2
0
1
0
14
1
2
0
0
0
0
1
0
2
1
2
4
1
5
4
4
0
4
35
1
1
3
7
0
6
8
28
1
4
2
6
1
5
20
7
2
4
1
0
2
5
8
9
19
12
4
3
0
11
9
2
11
7
8
1
5
11
1
5
11
2
6
2
5
...

result:

ok 6478 lines

Test #6:

score: 5
Accepted
time: 413ms
memory: 67576kb

input:

10
4 4998 19943
2 3 1 7426
1 4 9 9989
4 2 8 11254
1 2 4 10425
4 4 5 18391
1 3 7 1508
2 3 3 14690
3 2 4 15883
3 2 8 4016
2 3 2 11659
2 1 0 12607
1 4 1 10741
1 4 7 5462
3 2 1 1653
4 2 6 5168
2 3 8 14411
2 1 7 1816
1 4 4 4290
1 1 6 15831
4 2 7 8537
4 2 6 15402
3 4 2 16587
3 1 2 9686
2 3 3 9766
4 2 0 89...

output:

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
1
0
0
0
0
0
0
0
3
6
0
4
0
2
1
0
2
0
1
2
0
1
2
0
1
0
0
1
0
1
0
1
2
0
1
0
2
0
1
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
4
2
8
8
7
12
1
5
5
6
3
4
7
5
3
0
1
5
4
5
6
5
6
2
8
9
0
8
7
5
1
3
4
4
2
1
8
3
3
4
3
4
0
3
7
4
3
1
2
6
0...

result:

ok 5385 lines

Test #7:

score: 5
Accepted
time: 391ms
memory: 65080kb

input:

10
6 4984 19910
5 5 2 2264
4 4 1 541
2 5 0 19175
6 5 2 18125
1 6 2 16994
1 4 7 6497
5 4 2 10033
2 6 3 17202
4 5 9 7768
6 4 5 19834
4 3 3 16806
3 3 4 14749
2 2 7 831
2 4 2 4307
1 6 9 5587
3 5 0 9514
1 4 0 15445
1 2 1 2489
5 3 1 9696
5 3 2 4174
1 3 9 17514
2 1 4 17554
2 5 0 9930
1 6 3 6804
1 4 1 16090...

output:

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
3
1
0
1
1
0
1
1
0
0
0
1
1
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
1
0
10
13
7
3
12
9
12
6
2
8
6
8
7
7
2
1
1
3
6
2
7
4
6
1
7
0
2
5
6
12
3
4
0
5
8
8
9
2
6
6
5
4
5
7
5
7
8
5
4
1
7...

result:

ok 10385 lines

Test #8:

score: 5
Accepted
time: 410ms
memory: 63236kb

input:

10
6 4993 19952
1 3 2 6914
4 5 4 16857
3 6 2 18667
5 2 1 16058
1 2 7 2409
6 5 0 7937
4 3 6 7888
1 4 7 2644
2 2 1 19420
2 6 8 4166
1 4 2 17703
6 5 8 10459
2 2 1 8365
1 3 3 5072
3 1 4 5816
2 1 9 2924
6 6 5 4906
1 4 6 16825
1 6 0 13600
3 6 7 11572
6 6 8 12361
3 2 8 3299
2 5 1 16877
6 6 3 5290
3 4 1 816...

output:

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
2
0
0
0
1
0
0
0
1
0
0
1
0
0
0
0
1
0
0
0
0
0
1
1
2
1
0
3
1
0
1
0
0
0
1
1
0
1
0
1
0
0
0
0
1
1
3
0
3
0
1
0
1
0
0
1
0
0
0
0
2
0
2
1
0
1
0
1
3
1
4
3
1
7
9
6
1
9
4
13
11
13
8
7
10
3
11
11
3
10
1
8
4
2
7
8
10
7
0
6
11
8
7
10
1
6
1
14
9
9
2
7
1
0
8
9...

result:

ok 15383 lines

Test #9:

score: 5
Accepted
time: 379ms
memory: 67140kb

input:

10
6 4984 19985
1 5 9 19725
5 3 9 3224
6 4 7 17229
3 6 3 15580
4 3 3 9809
4 2 5 10336
3 4 2 2893
6 6 7 15935
1 4 8 3530
2 3 8 18657
3 5 7 2867
1 1 5 3773
1 3 5 12801
6 2 5 9859
3 6 8 6206
2 6 3 10115
5 3 2 10479
2 4 1 13091
2 1 9 4511
4 3 4 5438
3 5 7 18741
1 1 6 11781
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result:

ok 20386 lines

Test #10:

score: 5
Accepted
time: 404ms
memory: 63672kb

input:

10
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result:

ok 25384 lines

Test #11:

score: 5
Accepted
time: 399ms
memory: 63248kb

input:

10
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result:

ok 30384 lines

Test #12:

score: 5
Accepted
time: 367ms
memory: 64480kb

input:

10
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result:

ok 35383 lines

Test #13:

score: 5
Accepted
time: 378ms
memory: 64060kb

input:

10
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output:

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result:

ok 40383 lines

Test #14:

score: 5
Accepted
time: 371ms
memory: 65644kb

input:

10
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output:

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result:

ok 45384 lines

Test #15:

score: 5
Accepted
time: 529ms
memory: 91820kb

input:

10
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output:

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result:

ok 45380 lines

Test #16:

score: 5
Accepted
time: 556ms
memory: 90268kb

input:

10
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output:

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result:

ok 50382 lines

Test #17:

score: 5
Accepted
time: 505ms
memory: 86952kb

input:

10
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output:

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result:

ok 55380 lines

Test #18:

score: 5
Accepted
time: 495ms
memory: 88440kb

input:

10
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result:

ok 60383 lines

Test #19:

score: 5
Accepted
time: 379ms
memory: 69160kb

input:

10
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output:

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result:

ok 65309 lines

Test #20:

score: 5
Accepted
time: 400ms
memory: 77684kb

input:

10
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output:

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result:

ok 70337 lines