답안 #947015

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
947015 2024-03-15T10:26:00 Z vjudge1 Worst Reporter 4 (JOI21_worst_reporter4) C++17
100 / 100
606 ms 135252 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<long long,long long>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);
	}
	for(auto x:h[u]){
		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 11 ms 31320 KB Output is correct
2 Correct 10 ms 31324 KB Output is correct
3 Correct 8 ms 31400 KB Output is correct
4 Correct 7 ms 31320 KB Output is correct
5 Correct 13 ms 32712 KB Output is correct
6 Correct 11 ms 32344 KB Output is correct
7 Correct 10 ms 32268 KB Output is correct
8 Correct 15 ms 32860 KB Output is correct
9 Correct 11 ms 32348 KB Output is correct
10 Correct 10 ms 32092 KB Output is correct
11 Correct 9 ms 32008 KB Output is correct
12 Correct 10 ms 32092 KB Output is correct
13 Correct 9 ms 32092 KB Output is correct
14 Correct 10 ms 32076 KB Output is correct
15 Correct 10 ms 32080 KB Output is correct
16 Correct 12 ms 33116 KB Output is correct
17 Correct 13 ms 32604 KB Output is correct
18 Correct 9 ms 32092 KB Output is correct
19 Correct 11 ms 32348 KB Output is correct
20 Correct 10 ms 32172 KB Output is correct
21 Correct 15 ms 32092 KB Output is correct
22 Correct 10 ms 32344 KB Output is correct
23 Correct 11 ms 32092 KB Output is correct
24 Correct 11 ms 32172 KB Output is correct
25 Correct 10 ms 32092 KB Output is correct
26 Correct 10 ms 32460 KB Output is correct
27 Correct 10 ms 32348 KB Output is correct
28 Correct 10 ms 32208 KB Output is correct
29 Correct 9 ms 32344 KB Output is correct
30 Correct 10 ms 32348 KB Output is correct
31 Correct 14 ms 32348 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 11 ms 31320 KB Output is correct
2 Correct 10 ms 31324 KB Output is correct
3 Correct 8 ms 31400 KB Output is correct
4 Correct 7 ms 31320 KB Output is correct
5 Correct 13 ms 32712 KB Output is correct
6 Correct 11 ms 32344 KB Output is correct
7 Correct 10 ms 32268 KB Output is correct
8 Correct 15 ms 32860 KB Output is correct
9 Correct 11 ms 32348 KB Output is correct
10 Correct 10 ms 32092 KB Output is correct
11 Correct 9 ms 32008 KB Output is correct
12 Correct 10 ms 32092 KB Output is correct
13 Correct 9 ms 32092 KB Output is correct
14 Correct 10 ms 32076 KB Output is correct
15 Correct 10 ms 32080 KB Output is correct
16 Correct 12 ms 33116 KB Output is correct
17 Correct 13 ms 32604 KB Output is correct
18 Correct 9 ms 32092 KB Output is correct
19 Correct 11 ms 32348 KB Output is correct
20 Correct 10 ms 32172 KB Output is correct
21 Correct 15 ms 32092 KB Output is correct
22 Correct 10 ms 32344 KB Output is correct
23 Correct 11 ms 32092 KB Output is correct
24 Correct 11 ms 32172 KB Output is correct
25 Correct 10 ms 32092 KB Output is correct
26 Correct 10 ms 32460 KB Output is correct
27 Correct 10 ms 32348 KB Output is correct
28 Correct 10 ms 32208 KB Output is correct
29 Correct 9 ms 32344 KB Output is correct
30 Correct 10 ms 32348 KB Output is correct
31 Correct 14 ms 32348 KB Output is correct
32 Correct 13 ms 32860 KB Output is correct
33 Correct 391 ms 109876 KB Output is correct
34 Correct 329 ms 85076 KB Output is correct
35 Correct 359 ms 106836 KB Output is correct
36 Correct 327 ms 85152 KB Output is correct
37 Correct 220 ms 66112 KB Output is correct
38 Correct 197 ms 61776 KB Output is correct
39 Correct 225 ms 65464 KB Output is correct
40 Correct 191 ms 65020 KB Output is correct
41 Correct 114 ms 64848 KB Output is correct
42 Correct 191 ms 60240 KB Output is correct
43 Correct 190 ms 60308 KB Output is correct
44 Correct 357 ms 135252 KB Output is correct
45 Correct 272 ms 99408 KB Output is correct
46 Correct 100 ms 61664 KB Output is correct
47 Correct 300 ms 73592 KB Output is correct
48 Correct 177 ms 66364 KB Output is correct
49 Correct 110 ms 66388 KB Output is correct
50 Correct 280 ms 80644 KB Output is correct
51 Correct 176 ms 68180 KB Output is correct
52 Correct 282 ms 73488 KB Output is correct
53 Correct 186 ms 66548 KB Output is correct
54 Correct 217 ms 77292 KB Output is correct
55 Correct 271 ms 75660 KB Output is correct
56 Correct 181 ms 75600 KB Output is correct
57 Correct 173 ms 76084 KB Output is correct
58 Correct 213 ms 78836 KB Output is correct
59 Correct 233 ms 78808 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 11 ms 31320 KB Output is correct
2 Correct 10 ms 31324 KB Output is correct
3 Correct 8 ms 31400 KB Output is correct
4 Correct 7 ms 31320 KB Output is correct
5 Correct 13 ms 32712 KB Output is correct
6 Correct 11 ms 32344 KB Output is correct
7 Correct 10 ms 32268 KB Output is correct
8 Correct 15 ms 32860 KB Output is correct
9 Correct 11 ms 32348 KB Output is correct
10 Correct 10 ms 32092 KB Output is correct
11 Correct 9 ms 32008 KB Output is correct
12 Correct 10 ms 32092 KB Output is correct
13 Correct 9 ms 32092 KB Output is correct
14 Correct 10 ms 32076 KB Output is correct
15 Correct 10 ms 32080 KB Output is correct
16 Correct 12 ms 33116 KB Output is correct
17 Correct 13 ms 32604 KB Output is correct
18 Correct 9 ms 32092 KB Output is correct
19 Correct 11 ms 32348 KB Output is correct
20 Correct 10 ms 32172 KB Output is correct
21 Correct 15 ms 32092 KB Output is correct
22 Correct 10 ms 32344 KB Output is correct
23 Correct 11 ms 32092 KB Output is correct
24 Correct 11 ms 32172 KB Output is correct
25 Correct 10 ms 32092 KB Output is correct
26 Correct 10 ms 32460 KB Output is correct
27 Correct 10 ms 32348 KB Output is correct
28 Correct 10 ms 32208 KB Output is correct
29 Correct 9 ms 32344 KB Output is correct
30 Correct 10 ms 32348 KB Output is correct
31 Correct 14 ms 32348 KB Output is correct
32 Correct 13 ms 32860 KB Output is correct
33 Correct 391 ms 109876 KB Output is correct
34 Correct 329 ms 85076 KB Output is correct
35 Correct 359 ms 106836 KB Output is correct
36 Correct 327 ms 85152 KB Output is correct
37 Correct 220 ms 66112 KB Output is correct
38 Correct 197 ms 61776 KB Output is correct
39 Correct 225 ms 65464 KB Output is correct
40 Correct 191 ms 65020 KB Output is correct
41 Correct 114 ms 64848 KB Output is correct
42 Correct 191 ms 60240 KB Output is correct
43 Correct 190 ms 60308 KB Output is correct
44 Correct 357 ms 135252 KB Output is correct
45 Correct 272 ms 99408 KB Output is correct
46 Correct 100 ms 61664 KB Output is correct
47 Correct 300 ms 73592 KB Output is correct
48 Correct 177 ms 66364 KB Output is correct
49 Correct 110 ms 66388 KB Output is correct
50 Correct 280 ms 80644 KB Output is correct
51 Correct 176 ms 68180 KB Output is correct
52 Correct 282 ms 73488 KB Output is correct
53 Correct 186 ms 66548 KB Output is correct
54 Correct 217 ms 77292 KB Output is correct
55 Correct 271 ms 75660 KB Output is correct
56 Correct 181 ms 75600 KB Output is correct
57 Correct 173 ms 76084 KB Output is correct
58 Correct 213 ms 78836 KB Output is correct
59 Correct 233 ms 78808 KB Output is correct
60 Correct 6 ms 31324 KB Output is correct
61 Correct 6 ms 31324 KB Output is correct
62 Correct 6 ms 31324 KB Output is correct
63 Correct 6 ms 31324 KB Output is correct
64 Correct 369 ms 94176 KB Output is correct
65 Correct 301 ms 77344 KB Output is correct
66 Correct 345 ms 95096 KB Output is correct
67 Correct 347 ms 77140 KB Output is correct
68 Correct 226 ms 63404 KB Output is correct
69 Correct 232 ms 65472 KB Output is correct
70 Correct 436 ms 78932 KB Output is correct
71 Correct 270 ms 66252 KB Output is correct
72 Correct 516 ms 83268 KB Output is correct
73 Correct 293 ms 70816 KB Output is correct
74 Correct 606 ms 85848 KB Output is correct
75 Correct 393 ms 71628 KB Output is correct
76 Correct 345 ms 71600 KB Output is correct
77 Correct 438 ms 85612 KB Output is correct
78 Correct 285 ms 71756 KB Output is correct
79 Correct 433 ms 95076 KB Output is correct
80 Correct 308 ms 77012 KB Output is correct
81 Correct 257 ms 66224 KB Output is correct
82 Correct 475 ms 85908 KB Output is correct
83 Correct 77 ms 62804 KB Output is correct
84 Correct 398 ms 78236 KB Output is correct
85 Correct 369 ms 78232 KB Output is correct
86 Correct 389 ms 75148 KB Output is correct
87 Correct 386 ms 78076 KB Output is correct
88 Correct 375 ms 78220 KB Output is correct