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답안 #550788

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
550788 2022-04-19T08:22:16 Z inksamurai Sprinkler (JOI22_sprinkler) C++17
38 / 100
 1370 ms 98556 KB 
#include <bits/stdc++.h>
#define int ll
using namespace std;
#define rep(i,n) for(int i=0;i<n;i++)
#define rng(i,x,n) for(int i=x;i<n;i++)
#define per(i,n) for(int i=n-1;i>=0;i--)
#define fi first
#define se second
#define pb push_back
#define sz(a) (int)a.size()
#define vec(...) vector<__VA_ARGS__>
#define _3xxEYjy ios::sync_with_stdio(0),cin.tie(0)
typedef long long ll;
using pii=pair<int,int>;
using vi=vector<int>;
void print(){cout<<'\n';}
template<class h,class...t>
void print(const h&v,const t&...u){cout<<v<<' ',print(u...);}
// e

int mod;
//snuke's mod int
// template <ll mod>
struct modint{
	ll x; // typedef long long ll;
	modint(ll x=0):x((x%mod+mod)%mod){}
	modint operator-()const{return modint(-x);}
	modint& operator+=(const modint a){if((x+=a.x)>=mod) x-=mod; return *this;}
	modint& operator-=(const modint a){if((x+=mod-a.x)>=mod) x-=mod; return *this;}
	modint& operator*=(const modint a){(x*=a.x)%=mod; return *this;}
	modint operator+(const modint a)const{modint res(*this); return res+=a;}
	modint operator-(const modint a)const{modint res(*this); return res-=a;}
	modint operator*(const modint a)const{modint res(*this); return res*=a;}
	modint pow(ll n)const{
		modint res=1,x(*this);
		while(n){
			if(n&1)res*=x;
			x*=x;
			n>>=1;
		}
		return res;
	}
	modint inv()const{return pow(mod-2);}
};

signed main(){
_3xxEYjy;
	int n;
	cin>>n>>mod;
	vec(vi) adj(n);
	rep(i,n-1){
		int u,v;
		cin>>u>>v;
		u-=1;v-=1;
		adj[u].pb(v);
		adj[v].pb(u);
	}
	vi a(n);
	rep(i,n){
		cin>>a[i];
	}
	vi par;
	{
		rep(i,42){
			adj.pb({});
			if(i==0){
				adj[n].pb(0);
				adj[0].pb(n);
			}else{
				adj[n-1].pb(n);
				adj[n].pb(n-1);
			}
			n+=1;
		}
		par=vi(n,-1);
		auto dfs=[&](auto self,int v,int _par)->void{
			for(auto u:adj[v]){
				if(u==_par) continue;
				par[u]=v;
				self(self,u,v);
			}
		};dfs(dfs,n-1,-1);
		while(sz(a)<n){
			a.pb(0);
		}
	}

	using mint=modint;

	vec(vec(mint)) dp(n,vec(mint)(42,1));

	auto add=[&](int v,int d,int x){
		if(d==0){
			a[v]*=x%mod;
			a[v]%=mod;
			return;
		}
		while(1){
			if(v==-1) break;
			// print(v);
			if(d==0){
				a[v]*=x;
				a[v]%=mod;
				break;
			}
			dp[v][d]*=mint(x);
			d-=1;
			v=par[v];
		}
	};

	auto get=[&](int v)->mint{
		int d=0;
		mint res=1;
		while(d<40){
			res*=dp[v][d];
			res*=dp[v][d+1];
			v=par[v];
			if(v==-1) break;
			d+=1;
		}
		return res;
	};

	int q;
	cin>>q;
	rep(_,q){
		int t,v,x,d;
		cin>>t;
		if(t==1){
			cin>>v>>d>>x;
			v-=1;
			add(v,d,x);
		}else{
			cin>>v;
			v-=1;
			mint res=get(v);
			res*=mint(a[v]);
			print(res.x);
		}
	}	
//
	return 0;
}

Subtask #1
0 / 3.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Incorrect 2 ms 724 KB Output isn't correct
5 Halted 0 ms 0 KB -

Subtask #2
9.0 / 9.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1010 ms 93016 KB Output is correct
3 Correct 532 ms 89600 KB Output is correct
4 Correct 783 ms 94600 KB Output is correct
5 Correct 797 ms 91232 KB Output is correct
6 Correct 595 ms 91124 KB Output is correct
7 Correct 596 ms 91688 KB Output is correct
8 Correct 472 ms 91780 KB Output is correct
9 Correct 1130 ms 98556 KB Output is correct
10 Correct 532 ms 94668 KB Output is correct
11 Correct 983 ms 92948 KB Output is correct
12 Correct 483 ms 89588 KB Output is correct
13 Correct 326 ms 89844 KB Output is correct
14 Correct 310 ms 89832 KB Output is correct
15 Correct 304 ms 89744 KB Output is correct
16 Correct 340 ms 89780 KB Output is correct
17 Correct 304 ms 90256 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 1 ms 340 KB Output is correct
22 Correct 1 ms 340 KB Output is correct

Subtask #3
29.0 / 29.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1010 ms 93016 KB Output is correct
3 Correct 532 ms 89600 KB Output is correct
4 Correct 783 ms 94600 KB Output is correct
5 Correct 797 ms 91232 KB Output is correct
6 Correct 595 ms 91124 KB Output is correct
7 Correct 596 ms 91688 KB Output is correct
8 Correct 472 ms 91780 KB Output is correct
9 Correct 1130 ms 98556 KB Output is correct
10 Correct 532 ms 94668 KB Output is correct
11 Correct 983 ms 92948 KB Output is correct
12 Correct 483 ms 89588 KB Output is correct
13 Correct 326 ms 89844 KB Output is correct
14 Correct 310 ms 89832 KB Output is correct
15 Correct 304 ms 89744 KB Output is correct
16 Correct 340 ms 89780 KB Output is correct
17 Correct 304 ms 90256 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 1 ms 340 KB Output is correct
22 Correct 1 ms 340 KB Output is correct
23 Correct 0 ms 340 KB Output is correct
24 Correct 993 ms 92920 KB Output is correct
25 Correct 543 ms 89540 KB Output is correct
26 Correct 890 ms 96588 KB Output is correct
27 Correct 807 ms 91260 KB Output is correct
28 Correct 571 ms 91396 KB Output is correct
29 Correct 558 ms 91472 KB Output is correct
30 Correct 457 ms 91984 KB Output is correct
31 Correct 1103 ms 96880 KB Output is correct
32 Correct 585 ms 95040 KB Output is correct
33 Correct 944 ms 93312 KB Output is correct
34 Correct 570 ms 89684 KB Output is correct
35 Correct 1 ms 340 KB Output is correct
36 Correct 1 ms 340 KB Output is correct
37 Correct 1 ms 320 KB Output is correct
38 Correct 1 ms 340 KB Output is correct
39 Correct 1 ms 340 KB Output is correct
40 Correct 1 ms 320 KB Output is correct
41 Correct 1 ms 340 KB Output is correct
42 Correct 1 ms 340 KB Output is correct
43 Correct 1 ms 340 KB Output is correct
44 Correct 1 ms 324 KB Output is correct
45 Correct 1 ms 340 KB Output is correct
46 Correct 1 ms 340 KB Output is correct
47 Correct 1 ms 340 KB Output is correct
48 Correct 1 ms 324 KB Output is correct
49 Correct 1 ms 292 KB Output is correct

Subtask #4
0 / 12.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 340 KB Output is correct
2 Incorrect 1370 ms 96116 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #5
0 / 30.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 320 KB Output is correct
2 Incorrect 1319 ms 96892 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #6
0 / 17.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Incorrect 2 ms 724 KB Output isn't correct
5 Halted 0 ms 0 KB -