oj.uz

답안 #48660

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
48660 2018-05-17T18:03:05 Z Pajaraja 비밀 (JOI14_secret) C++17
100 / 100
 667 ms 9480 KB 
#include "secret.h"
#include <bits/stdc++.h>
#define MAXN 1007
using namespace std;
int val[MAXN][MAXN],a[MAXN],n;
void rek(int l,int r)
{
	int s=(l+r)/2;
	for(int i=s-1;i>=l;i--) val[i][s]=Secret(a[i],val[i+1][s]);
	for(int i=s+2;i<=r;i++) val[s+1][i]=Secret(val[s+1][i-1],a[i]);
	if(l==r) return;
	rek(l,s);
	rek(s+1,r);
}
void Init(int N, int A[]) 
{
	n=N;
	for(int i=0;i<n;i++) val[i][i]=a[i]=A[i];
	rek(0,n-1);
}

int ans(int l,int r,int lt,int rt)
{
	if(l==r) return a[l];
	int s=(l+r)/2;
	if(lt<=s && rt>s) return Secret(val[lt][s],val[s+1][rt]);
	if(rt<=s) return ans(l,s,lt,rt);
	return ans(s+1,r,lt,rt);
}
int Query(int L, int R)  {return ans(0,n-1,L,R);}

Subtask #1
100.0 / 100.0

# 결과 실행 시간 메모리 Grader output
1 Correct 177 ms 4600 KB Output is correct - number of calls to Secret by Init = 3578, maximum number of calls to Secret by Query = 1
2 Correct 175 ms 4600 KB Output is correct - number of calls to Secret by Init = 3586, maximum number of calls to Secret by Query = 1
3 Correct 176 ms 4808 KB Output is correct - number of calls to Secret by Init = 3595, maximum number of calls to Secret by Query = 1
4 Correct 666 ms 8772 KB Output is correct - number of calls to Secret by Init = 7969, maximum number of calls to Secret by Query = 1
5 Correct 667 ms 9092 KB Output is correct - number of calls to Secret by Init = 7978, maximum number of calls to Secret by Query = 1
6 Correct 617 ms 9092 KB Output is correct - number of calls to Secret by Init = 7978, maximum number of calls to Secret by Query = 1
7 Correct 661 ms 9120 KB Output is correct - number of calls to Secret by Init = 7978, maximum number of calls to Secret by Query = 1
8 Correct 621 ms 9200 KB Output is correct - number of calls to Secret by Init = 7978, maximum number of calls to Secret by Query = 1
9 Correct 644 ms 9340 KB Output is correct - number of calls to Secret by Init = 7978, maximum number of calls to Secret by Query = 1
10 Correct 615 ms 9480 KB Output is correct - number of calls to Secret by Init = 7978, maximum number of calls to Secret by Query = 1