이 제출은 이전 버전의 oj.uz에서 채점하였습니다. 현재는 제출 당시와는 다른 서버에서 채점을 하기 때문에, 다시 제출하면 결과가 달라질 수도 있습니다.
#include "dungeons.h"
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;
const int MAXN = 4e5;
const ll INF = 1e18;
int N;
int S[MAXN+10], P[MAXN+10], W[MAXN+10], L[MAXN+10];
vector<vector<int>> A, B, C;
ll D[MAXN+10];
int f(int i, int j)
{
return i*(i+1)/2+j;
}
void init(int _N, vector<int> _S, vector<int> _P, vector<int> _W, vector<int> _L)
{
N=_N;
for(int i=1; i<=N; i++)
{
S[i]=_S[i-1]; P[i]=_P[i-1];
W[i]=_W[i-1]+1; L[i]=_L[i-1]+1;
}
A=vector<vector<int>>(300, vector<int>(N+2));
B=vector<vector<int>>(300, vector<int>(N+2));
C=vector<vector<int>>(300, vector<int>(N+2));
for(int i=0; i<=23; i++)
{
int p=f(i, 0);
for(int j=1; j<=N; j++)
{
if(S[j]<(1<<i)) A[p][j]=S[j], B[p][j]=(1<<(i+1)), C[p][j]=W[j];
else if(S[j]<(1<<(i+1))) A[p][j]=P[j], B[p][j]=min((1<<(i+1)), S[j]), C[p][j]=L[j];
else A[p][j]=P[j], B[p][j]=(1<<(i+1)), C[p][j]=L[j];
}
A[p][N+1]=0, B[p][N+1]=0; C[p][N+1]=N+1;
for(int j=1; j<=i; j++)
{
p=f(i, j);
for(int k=1; k<=N+1; k++)
{
C[p][k]=C[p-1][C[p-1][k]];
A[p][k]=A[p-1][k]+A[p-1][C[p-1][k]];
B[p][k]=min(B[p-1][k], B[p-1][C[p-1][k]]-A[p-1][k]);
}
}
}
for(int i=N; i>=0; i--) D[i]=D[W[i]]+S[i];
}
ll simulate(int now, int _x)
{
now++;
ll x=_x;
for(int i=0; i<=23; i++)
{
if(x>=(1<<(i+1))) continue;
for(int j=i; j>=0; j--)
{
int p=f(i, j);
if(x<B[p][now])
{
x+=A[p][now];
now=C[p][now];
}
}
if(now>N) break;
if(x<(1<<(i+1)))
{
if(x>=S[now]) x+=S[now], now=W[now];
else x+=P[now], now=L[now];
}
}
return x+D[now];
}
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