Submission #914609

#	Time	Username	Problem	Language	Result	Execution time	Memory
914609		Wansur	Dungeons Game (IOI21_dungeons)	C++17	0 / 100	22 ms	135772 KiB

dungeons

#include<bits/stdc++.h>
#define ent '\n'

typedef long long ll;
using namespace std;
const int mx=1e6+12;

vector<int> A,B,C,D;
int up[23][mx];
ll ma[23][mx];
ll sum[23][mx];
int dist[mx];
int N,m,k;
bool ok=0;

void init(int M, vector<int> s, vector<int> p, vector<int> w, vector<int> l){
	N=M;
	A=s,B=p;
	C=w,D=l;
	s.push_back(0);
	s.push_back(0);
	for(int k=0;k<22;k++){
		up[k][N]=up[k][N+1]=N+1;
	}
	for(int i=N-1;i>=0;i--){
		up[0][i]=w[i];
		ma[0][i]=s[i];
		sum[0][i]=p[i];
		dist[i]=dist[w[i]]+1;
		for(int k=1;k<22;k++){
			up[k][i]=up[k-1][up[k-1][i]];
			ma[k][i]=max(ma[k-1][i],ma[k-1][up[k-1][i]]);
			sum[k][i]=sum[k-1][i]+sum[k-1][up[k-1][i]];
		}
	}
}

long long simulate(int pos, int d){
	if(ok)return 0;
	int n=N;
	ll x=d;
	vector<int> s=A,p=B,w=C,l=D;
	for(int k=21;k>=0;k--){
		if(up[k][pos]<=n && sum[k][pos]+x<s[0]){
			pos=up[k][pos];
			x+=sum[k][pos];
		}
	}
	if(pos==n)return x;
	if(x<s[0]){
		x+=p[pos];
		pos=l[pos];
	}
	x+=s[0]*1ll*dist[pos];
	return x;
}

• Subtask 1: 0 / 11
• Subtask 2: 0 / 26
• Subtask 3: 0 / 13
• Subtask 4: 0 / 12
• Subtask 5: 0 / 27
• Subtask 6: 0 / 11