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답안 #751662

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
751662 2023-06-01T06:49:46 Z Warinchai Voting Cities (NOI22_votingcity) C++14
100 / 100
 140 ms 10332 KB 
#include<bits/stdc++.h>
using namespace std;
vector<pair<int,long long> >g[5005];
long long dis[5005][2][2][2][2][2];
struct info{
	int one,two,three,four,five;
	bool operator<(const info &x)const
	{
		if(one==x.one){
			if(two==x.two){
				if(three==x.three){
					if(four==x.four){
						return five<x.five;
					}else{
						return four<x.four;
					}
				}else{
					return three<x.three;
				}
			}else{
				return two<x.two;
			}
		}else{
			return one<x.one;
		}
	}
};
int main(){
	ios_base::sync_with_stdio(false);
	cin.tie(0);
	int n,e,k;
	cin>>n>>e>>k;
	vector<int>v;
	for(int i=0;i<k;i++){
		int a;
		cin>>a;
		v.push_back(a);
	}
	for(int i=0;i<e;i++){
		long long u,v,c;
		cin>>u>>v>>c;
		g[v].push_back({u,c});
	}
	for(int i=0;i<n;i++){
		for(int i1=0;i1<=1;i1++){
			for(int i2=0;i2<=1;i2++){
				for(int i3=0;i3<=1;i3++){
					for(int i4=0;i4<=1;i4++){
						for(int i5=0;i5<=1;i5++){
							dis[i][i1][i2][i3][i4][i5]=LLONG_MAX;
						}
					}
				}
			}
		}
	}
	info nd;
	nd.one=0;
	nd.two=0;
	nd.three=0;
	nd.four=0;
	nd.five=0;
	priority_queue<pair<long long,pair<int,info> >,vector<pair<long long,pair<int,info> > >,greater<pair<long long,pair<int,info> > > >pq;
	for(int i=0;i<k;i++){
		pq.push({0,{v[i],nd}});
		dis[v[i]][0][0][0][0][0]=0;
	}
	while(!pq.empty()){
		long long d=pq.top().first;
		int l=pq.top().second.first;
		info x= pq.top().second.second;
		pq.pop();
		for(int i=0;i<g[l].size();i++){
			if(x.one==0){
				if(d+g[l][i].second*9/10<dis[g[l][i].first][1][x.two][x.three][x.four][x.five]){
					dis[g[l][i].first][1][x.two][x.three][x.four][x.five]=d+g[l][i].second*9/10;
					x.one=1;
					pq.push({dis[g[l][i].first][1][x.two][x.three][x.four][x.five],{g[l][i].first,x}});
					x.one=0;
				}
			}else{
				if(d+g[l][i].second<dis[g[l][i].first][1][x.two][x.three][x.four][x.five]){
					dis[g[l][i].first][1][x.two][x.three][x.four][x.five]=d+g[l][i].second;
					pq.push({dis[g[l][i].first][1][x.two][x.three][x.four][x.five],{g[l][i].first,x}});
				}
			}
			if(x.two==0){
				if(d+g[l][i].second*8/10<dis[g[l][i].first][x.one][1][x.three][x.four][x.five]){
					dis[g[l][i].first][x.one][1][x.three][x.four][x.five]=d+g[l][i].second*8/10;
					x.two=1;
					pq.push({dis[g[l][i].first][x.one][1][x.three][x.four][x.five],{g[l][i].first,x}});
					x.two=0;
				}
			}else{
				if(d+g[l][i].second<dis[g[l][i].first][x.one][1][x.three][x.four][x.five]){
					dis[g[l][i].first][x.one][1][x.three][x.four][x.five]=d+g[l][i].second;
					pq.push({dis[g[l][i].first][x.one][1][x.three][x.four][x.five],{g[l][i].first,x}});
				}
			}
			if(x.three==0){
				if(d+g[l][i].second*7/10<dis[g[l][i].first][x.one][x.two][1][x.four][x.five]){
					dis[g[l][i].first][x.one][x.two][1][x.four][x.five]=d+g[l][i].second*7/10;
					x.three=1;
					pq.push({dis[g[l][i].first][x.one][x.two][1][x.four][x.five],{g[l][i].first,x}});
					x.three=0;
				}
			}else{
				if(d+g[l][i].second<dis[g[l][i].first][x.one][x.two][1][x.four][x.five]){
					dis[g[l][i].first][x.one][x.two][1][x.four][x.five]=d+g[l][i].second;
					pq.push({dis[g[l][i].first][x.one][x.two][1][x.four][x.five],{g[l][i].first,x}});
				}
			}
			if(x.four==0){
				if(d+g[l][i].second*6/10<dis[g[l][i].first][x.one][x.two][x.three][1][x.five]){
					dis[g[l][i].first][x.one][x.two][x.three][1][x.five]=d+g[l][i].second*6/10;
					x.four=1;
					pq.push({dis[g[l][i].first][x.one][x.two][x.three][1][x.five],{g[l][i].first,x}});
					x.four=0;
				}
			}else{
				if(d+g[l][i].second<dis[g[l][i].first][x.one][x.two][x.three][1][x.five]){
					dis[g[l][i].first][x.one][x.two][x.three][1][x.five]=d+g[l][i].second;
					pq.push({dis[g[l][i].first][x.one][x.two][x.three][1][x.five],{g[l][i].first,x}});
				}
			}
			if(x.five==0){
				if(d+g[l][i].second*5/10<dis[g[l][i].first][x.one][x.two][x.three][x.four][1]){
					dis[g[l][i].first][x.one][x.two][x.three][x.four][1]=d+g[l][i].second*5/10;
					x.five=1;
					pq.push({dis[g[l][i].first][x.one][x.two][x.three][x.four][1],{g[l][i].first,x}});
					x.five=0;
				}
			}else{
				if(d+g[l][i].second<dis[g[l][i].first][x.one][x.two][x.three][x.four][1]){
					dis[g[l][i].first][x.one][x.two][x.three][x.four][1]=d+g[l][i].second;
					pq.push({dis[g[l][i].first][x.one][x.two][x.three][x.four][1],{g[l][i].first,x}});
				}
			}
			if(d+g[l][i].second<dis[g[l][i].first][x.one][x.two][x.three][x.four][x.five]){
				dis[g[l][i].first][x.one][x.two][x.three][x.four][x.five]=d+g[l][i].second;
				pq.push({dis[g[l][i].first][x.one][x.two][x.three][x.four][x.five],{g[l][i].first,x}});
			}
		}
	}
	int q;
	cin>>q;
	for(int i=0;i<q;i++){
		int s,p1,p2,p3,p4,p5;
		long long ans=0;
		cin>>s>>p1>>p2>>p3>>p4>>p5;
		long long mn=LLONG_MAX;
		for(int i1=0;i1<=1;i1++){
			if(i1==1&&p1==-1){
				continue;
			}
			for(int i2=0;i2<=1;i2++){
				if(i2==1&&p2==-1){
					continue;
				}
				for(int i3=0;i3<=1;i3++){
					if(i3==1&&p3==-1){
						continue;
					}
					for(int i4=0;i4<=1;i4++){
						if(i4==1&&p4==-1){
							continue;
						}
						for(int i5=0;i5<=1;i5++){
							if(i5==1&&p5==-1){
								continue;
							}
							if(dis[s][i1][i2][i3][i4][i5]==LLONG_MAX){
								continue;
							}
						//	cout<<i1<<" "<<i2<<" "<<i3<<" "<<i4<<" "<<i5<<" "<<dis[s][i1][i2][i3][i4][i5]<<" "<<dis[s][i1][i2][i3][i4][i5]+i1*p1+i2*p2+i3*p3+i4*p4+i5*p5<<"\n";
							if(dis[s][i1][i2][i3][i4][i5]+i1*p1+i2*p2+i3*p3+i4*p4+i5*p5<mn){
								mn=dis[s][i1][i2][i3][i4][i5]+i1*p1+i2*p2+i3*p3+i4*p4+i5*p5;
							}
						}
					}
				}
			}
		}
		if(mn==LLONG_MAX||mn<0){
			cout<<"-1\n";
		}else{
			cout<<mn<<"\n";
		}
	}
}

Compilation message

Main.cpp: In function 'int main()':
Main.cpp:73:16: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   73 |   for(int i=0;i<g[l].size();i++){
      |               ~^~~~~~~~~~~~
Main.cpp:149:13: warning: unused variable 'ans' [-Wunused-variable]
  149 |   long long ans=0;
      |             ^~~

Subtask #1
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 58 ms 4064 KB Output is correct
2 Correct 18 ms 1864 KB Output is correct
3 Correct 59 ms 4164 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct

Subtask #2
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 58 ms 4064 KB Output is correct
2 Correct 18 ms 1864 KB Output is correct
3 Correct 59 ms 4164 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 89 ms 4032 KB Output is correct
7 Correct 17 ms 1860 KB Output is correct
8 Correct 62 ms 4112 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 0 ms 340 KB Output is correct

Subtask #3
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 58 ms 4064 KB Output is correct
2 Correct 18 ms 1864 KB Output is correct
3 Correct 59 ms 4164 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 89 ms 4032 KB Output is correct
7 Correct 17 ms 1860 KB Output is correct
8 Correct 62 ms 4112 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 0 ms 340 KB Output is correct
11 Correct 100 ms 10292 KB Output is correct
12 Correct 20 ms 1884 KB Output is correct
13 Correct 88 ms 4156 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct

Subtask #4
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 58 ms 4064 KB Output is correct
2 Correct 18 ms 1864 KB Output is correct
3 Correct 59 ms 4164 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 5 ms 1876 KB Output is correct
7 Correct 24 ms 1748 KB Output is correct
8 Correct 72 ms 4096 KB Output is correct

Subtask #5
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 58 ms 4064 KB Output is correct
2 Correct 18 ms 1864 KB Output is correct
3 Correct 59 ms 4164 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 89 ms 4032 KB Output is correct
7 Correct 17 ms 1860 KB Output is correct
8 Correct 62 ms 4112 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 0 ms 340 KB Output is correct
11 Correct 5 ms 1876 KB Output is correct
12 Correct 24 ms 1748 KB Output is correct
13 Correct 72 ms 4096 KB Output is correct
14 Correct 53 ms 4064 KB Output is correct
15 Correct 19 ms 1864 KB Output is correct
16 Correct 77 ms 4220 KB Output is correct

Subtask #6
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 89 ms 6196 KB Output is correct
2 Correct 120 ms 10288 KB Output is correct
3 Correct 47 ms 2392 KB Output is correct
4 Correct 75 ms 4048 KB Output is correct

Subtask #7
15.0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 7 ms 1112 KB Output is correct
2 Correct 7 ms 1112 KB Output is correct
3 Correct 1 ms 468 KB Output is correct
4 Correct 5 ms 1112 KB Output is correct
5 Correct 8 ms 1120 KB Output is correct
6 Correct 2 ms 468 KB Output is correct
7 Correct 7 ms 1112 KB Output is correct
8 Correct 7 ms 1108 KB Output is correct

Subtask #8
50.0 / 50.0

# 결과 실행 시간 메모리 Grader output
1 Correct 58 ms 4064 KB Output is correct
2 Correct 18 ms 1864 KB Output is correct
3 Correct 59 ms 4164 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 89 ms 4032 KB Output is correct
7 Correct 17 ms 1860 KB Output is correct
8 Correct 62 ms 4112 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 0 ms 340 KB Output is correct
11 Correct 100 ms 10292 KB Output is correct
12 Correct 20 ms 1884 KB Output is correct
13 Correct 88 ms 4156 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 5 ms 1876 KB Output is correct
17 Correct 24 ms 1748 KB Output is correct
18 Correct 72 ms 4096 KB Output is correct
19 Correct 53 ms 4064 KB Output is correct
20 Correct 19 ms 1864 KB Output is correct
21 Correct 77 ms 4220 KB Output is correct
22 Correct 89 ms 6196 KB Output is correct
23 Correct 120 ms 10288 KB Output is correct
24 Correct 47 ms 2392 KB Output is correct
25 Correct 75 ms 4048 KB Output is correct
26 Correct 7 ms 1112 KB Output is correct
27 Correct 7 ms 1112 KB Output is correct
28 Correct 1 ms 468 KB Output is correct
29 Correct 5 ms 1112 KB Output is correct
30 Correct 8 ms 1120 KB Output is correct
31 Correct 2 ms 468 KB Output is correct
32 Correct 7 ms 1112 KB Output is correct
33 Correct 7 ms 1108 KB Output is correct
34 Correct 1 ms 440 KB Output is correct
35 Correct 1 ms 440 KB Output is correct
36 Correct 1 ms 340 KB Output is correct
37 Correct 115 ms 10264 KB Output is correct
38 Correct 128 ms 10332 KB Output is correct
39 Correct 73 ms 4044 KB Output is correct
40 Correct 1 ms 1620 KB Output is correct
41 Correct 3 ms 2036 KB Output is correct
42 Correct 136 ms 10296 KB Output is correct
43 Correct 140 ms 10264 KB Output is correct
44 Correct 81 ms 4080 KB Output is correct
45 Correct 34 ms 2136 KB Output is correct