답안 #947013

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
947013 2024-03-15T10:23:01 Z vjudge1 Worst Reporter 4 (JOI21_worst_reporter4) C++17
79 / 100
385 ms 136784 KB
#include<bits/stdc++.h>
using namespace std;
const int maxn=200000+10;
long long mainres,n,p[maxn],c[maxn],todor[maxn],vas[maxn];
set<long long>adj[maxn];
set<pair<long long,long long>>dp[maxn];
map<long long,long long>mp;
map<int,int>h[maxn];

void vorod(){
	cin>>n;
	for(long long i=1;i<=n;i++){
		int d;
		cin>>p[i]>>d>>c[i];
		h[i][d]+=c[i];
		mainres+=c[i];
		if(i!=p[i]){
			adj[p[i]].insert(i);
		}
	}
}

void merge(long long u,long long v){
	long long fu=u;
	if((long long)dp[u].size()<(long long)dp[v].size()){
		swap(u,v);
	}
	for(auto x:dp[v]){
		auto y=*dp[u].lower_bound(make_pair(x.first,-1));
		if(y.first==x.first){
			dp[u].erase(y);
			y.second+=x.second;
			dp[u].insert(y);
		}else{
			dp[u].insert(x);
		}
	}
	if(fu!=u){
		swap(dp[u],dp[fu]);
	}
}

void ins(long long u,long long w,long long ww){
	long long moonde=ww;
	while(moonde>0&&(long long)dp[u].size()>0&&(*dp[u].begin()).first<w){
		auto xx=dp[u].lower_bound(make_pair(w,-1));
		xx--;
		auto x=*xx;
		if(x.second>=moonde){
			dp[u].erase(x);
			x.second-=moonde;
			dp[u].insert(x);
			break;
		}else{
			dp[u].erase(x);
			moonde-=x.second;
		}
	}
	if((long long)dp[u].size()==0||(*dp[u].begin()).first>w){
		dp[u].insert(make_pair(w,ww));
		return ;
	}
	auto xx=dp[u].lower_bound(make_pair(w,-1));
	auto x=*xx;
	if(x.first==w){
		dp[u].erase(x);
		x.second+=ww;
		dp[u].insert(x);
	}else{
		dp[u].insert(make_pair(w,ww));
	}
}

void solved(long long u){
	//cout<<"wtf: "<<u<<endl;
	for(auto x:adj[u]){
		solved(x);
		merge(u,x);
	}
	vector<pair<int,int>>insy;
	for(auto x:h[u]){
		insy.push_back(x);
	}
	reverse(insy.begin(),insy.end());
	for(auto x:insy){
		ins(u,x.first,x.second);
	}
}
deque<int>wtf;

void cald(int u){
	if(vas[u]){
		while((int)wtf.size()>0&&wtf.back()!=u){
			wtf.pop_back();
		}
		return ;
	}
	vas[u]=1;
	wtf.push_front(u);
	cald(p[u]);
}

void pre(){
	for(int i=1;i<=n;i++){
		if(p[i]==i||vas[i]){
			continue;
		}
		cald(i);
		if((int)wtf.size()<=1){
			wtf.clear();
			continue;
		}
		set<int>st;
		for(auto x:wtf){
			st.insert(x);
		}
		int u=wtf.front();
		wtf.pop_front();
		p[u]=u;
		for(auto x:wtf){
			for(auto y:h[x]){
				h[u][y.first]+=y.second;
			}
			for(auto y:adj[x]){
				if(st.count(y)==0){
					adj[u].insert(y);
				}
			}
			adj[u].erase(x);
		}
		wtf.clear();
	}
}

void solve(){
	for(int i=1;i<=n;i++){
		if(p[i]!=i){
			continue;
		}
		solved(i);
		for(auto x:dp[i]){
			mainres-=x.second;
		}
	}
}

void khor(){
	cout<<mainres<<"\n";
}

int main(){
	ios::sync_with_stdio(0);
	cin.tie(0);
	//cout.tie(0);
	//freopen("inp.txt","r",stdin);
	vorod();
	pre();
//	//cout<<"ha"<<endl;
	solve();
	khor();
}
# 결과 실행 시간 메모리 Grader output
1 Correct 8 ms 31580 KB Output is correct
2 Correct 7 ms 31324 KB Output is correct
3 Correct 6 ms 31324 KB Output is correct
4 Correct 6 ms 31324 KB Output is correct
5 Correct 12 ms 32860 KB Output is correct
6 Correct 11 ms 32348 KB Output is correct
7 Correct 12 ms 32092 KB Output is correct
8 Correct 12 ms 32856 KB Output is correct
9 Correct 11 ms 32440 KB Output is correct
10 Correct 10 ms 32092 KB Output is correct
11 Correct 9 ms 31956 KB Output is correct
12 Correct 11 ms 32348 KB Output is correct
13 Correct 10 ms 32344 KB Output is correct
14 Correct 11 ms 32092 KB Output is correct
15 Correct 10 ms 32232 KB Output is correct
16 Correct 13 ms 33112 KB Output is correct
17 Correct 11 ms 32856 KB Output is correct
18 Correct 8 ms 32092 KB Output is correct
19 Correct 10 ms 32392 KB Output is correct
20 Correct 10 ms 32268 KB Output is correct
21 Correct 9 ms 32396 KB Output is correct
22 Correct 10 ms 32604 KB Output is correct
23 Correct 10 ms 32092 KB Output is correct
24 Correct 14 ms 32860 KB Output is correct
25 Correct 10 ms 32348 KB Output is correct
26 Correct 10 ms 32604 KB Output is correct
27 Correct 14 ms 32348 KB Output is correct
28 Correct 11 ms 32604 KB Output is correct
29 Correct 11 ms 32600 KB Output is correct
30 Correct 11 ms 32600 KB Output is correct
31 Correct 11 ms 32604 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 8 ms 31580 KB Output is correct
2 Correct 7 ms 31324 KB Output is correct
3 Correct 6 ms 31324 KB Output is correct
4 Correct 6 ms 31324 KB Output is correct
5 Correct 12 ms 32860 KB Output is correct
6 Correct 11 ms 32348 KB Output is correct
7 Correct 12 ms 32092 KB Output is correct
8 Correct 12 ms 32856 KB Output is correct
9 Correct 11 ms 32440 KB Output is correct
10 Correct 10 ms 32092 KB Output is correct
11 Correct 9 ms 31956 KB Output is correct
12 Correct 11 ms 32348 KB Output is correct
13 Correct 10 ms 32344 KB Output is correct
14 Correct 11 ms 32092 KB Output is correct
15 Correct 10 ms 32232 KB Output is correct
16 Correct 13 ms 33112 KB Output is correct
17 Correct 11 ms 32856 KB Output is correct
18 Correct 8 ms 32092 KB Output is correct
19 Correct 10 ms 32392 KB Output is correct
20 Correct 10 ms 32268 KB Output is correct
21 Correct 9 ms 32396 KB Output is correct
22 Correct 10 ms 32604 KB Output is correct
23 Correct 10 ms 32092 KB Output is correct
24 Correct 14 ms 32860 KB Output is correct
25 Correct 10 ms 32348 KB Output is correct
26 Correct 10 ms 32604 KB Output is correct
27 Correct 14 ms 32348 KB Output is correct
28 Correct 11 ms 32604 KB Output is correct
29 Correct 11 ms 32600 KB Output is correct
30 Correct 11 ms 32600 KB Output is correct
31 Correct 11 ms 32604 KB Output is correct
32 Correct 12 ms 32856 KB Output is correct
33 Correct 385 ms 112000 KB Output is correct
34 Correct 341 ms 86828 KB Output is correct
35 Correct 367 ms 108960 KB Output is correct
36 Correct 323 ms 86868 KB Output is correct
37 Correct 225 ms 68176 KB Output is correct
38 Correct 203 ms 63316 KB Output is correct
39 Correct 239 ms 76388 KB Output is correct
40 Correct 194 ms 76424 KB Output is correct
41 Correct 117 ms 76396 KB Output is correct
42 Correct 189 ms 66940 KB Output is correct
43 Correct 187 ms 67280 KB Output is correct
44 Correct 327 ms 136784 KB Output is correct
45 Correct 258 ms 101228 KB Output is correct
46 Correct 98 ms 63572 KB Output is correct
47 Correct 271 ms 79880 KB Output is correct
48 Correct 176 ms 73040 KB Output is correct
49 Correct 116 ms 72980 KB Output is correct
50 Correct 283 ms 81740 KB Output is correct
51 Correct 169 ms 69204 KB Output is correct
52 Correct 293 ms 80244 KB Output is correct
53 Correct 185 ms 73288 KB Output is correct
54 Correct 221 ms 89100 KB Output is correct
55 Correct 226 ms 81260 KB Output is correct
56 Correct 224 ms 83640 KB Output is correct
57 Correct 207 ms 85024 KB Output is correct
58 Correct 226 ms 84896 KB Output is correct
59 Correct 223 ms 85056 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 8 ms 31580 KB Output is correct
2 Correct 7 ms 31324 KB Output is correct
3 Correct 6 ms 31324 KB Output is correct
4 Correct 6 ms 31324 KB Output is correct
5 Correct 12 ms 32860 KB Output is correct
6 Correct 11 ms 32348 KB Output is correct
7 Correct 12 ms 32092 KB Output is correct
8 Correct 12 ms 32856 KB Output is correct
9 Correct 11 ms 32440 KB Output is correct
10 Correct 10 ms 32092 KB Output is correct
11 Correct 9 ms 31956 KB Output is correct
12 Correct 11 ms 32348 KB Output is correct
13 Correct 10 ms 32344 KB Output is correct
14 Correct 11 ms 32092 KB Output is correct
15 Correct 10 ms 32232 KB Output is correct
16 Correct 13 ms 33112 KB Output is correct
17 Correct 11 ms 32856 KB Output is correct
18 Correct 8 ms 32092 KB Output is correct
19 Correct 10 ms 32392 KB Output is correct
20 Correct 10 ms 32268 KB Output is correct
21 Correct 9 ms 32396 KB Output is correct
22 Correct 10 ms 32604 KB Output is correct
23 Correct 10 ms 32092 KB Output is correct
24 Correct 14 ms 32860 KB Output is correct
25 Correct 10 ms 32348 KB Output is correct
26 Correct 10 ms 32604 KB Output is correct
27 Correct 14 ms 32348 KB Output is correct
28 Correct 11 ms 32604 KB Output is correct
29 Correct 11 ms 32600 KB Output is correct
30 Correct 11 ms 32600 KB Output is correct
31 Correct 11 ms 32604 KB Output is correct
32 Correct 12 ms 32856 KB Output is correct
33 Correct 385 ms 112000 KB Output is correct
34 Correct 341 ms 86828 KB Output is correct
35 Correct 367 ms 108960 KB Output is correct
36 Correct 323 ms 86868 KB Output is correct
37 Correct 225 ms 68176 KB Output is correct
38 Correct 203 ms 63316 KB Output is correct
39 Correct 239 ms 76388 KB Output is correct
40 Correct 194 ms 76424 KB Output is correct
41 Correct 117 ms 76396 KB Output is correct
42 Correct 189 ms 66940 KB Output is correct
43 Correct 187 ms 67280 KB Output is correct
44 Correct 327 ms 136784 KB Output is correct
45 Correct 258 ms 101228 KB Output is correct
46 Correct 98 ms 63572 KB Output is correct
47 Correct 271 ms 79880 KB Output is correct
48 Correct 176 ms 73040 KB Output is correct
49 Correct 116 ms 72980 KB Output is correct
50 Correct 283 ms 81740 KB Output is correct
51 Correct 169 ms 69204 KB Output is correct
52 Correct 293 ms 80244 KB Output is correct
53 Correct 185 ms 73288 KB Output is correct
54 Correct 221 ms 89100 KB Output is correct
55 Correct 226 ms 81260 KB Output is correct
56 Correct 224 ms 83640 KB Output is correct
57 Correct 207 ms 85024 KB Output is correct
58 Correct 226 ms 84896 KB Output is correct
59 Correct 223 ms 85056 KB Output is correct
60 Incorrect 6 ms 31320 KB Output isn't correct
61 Halted 0 ms 0 KB -