oj.uz

답안 #73622

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
73622 2018-08-28T15:43:29 Z TuGSGeReL 벽 (IOI14_wall) C++14
0 / 100
 281 ms 14500 KB 
#include "wall.h"
#include<bits/stdc++.h>
#define ll long long
#define mp make_pair
#define pub push_back
#define pob pop_back
#define ss second
#define ff first
#define ext exit(0)
using namespace std;
int o,a[2000001],lax[4000001],lam[4000001],fin[2000001];
void init(int node, int l , int r){
	if(l==r){
		lam[node]=1e9;
		return;
	}
	int mid=(l+r)/2;
	init(node*2,l,mid);
	init(node*2+1,mid+1,r);
	lam[node]=1e9;
}
void mx(int node, int h){
	lax[node]=max(lax[node],h);
	lam[node]=max(lam[node],lax[node]);
}
void mn(int node, int h){
	lam[node]=min(lam[node],h);
	lax[node]=min(lax[node],lam[node]);
}
void push(int node,int l , int r){
	mx(node*2,lax[node]);
	mx(node*2+1,lax[node]);
	mn(node*2,lam[node]);
	mn(node*2+1,lam[node]);
	lax[node]=0;
	lax[node]=1e9;
}
void query(int node,int l , int r, int L , int R, int h, int o){
	if(l>R || r< L) return;
	if(l>=L && r<=R) {
		if(o==1)mx(node,h);
		else mn(node,h);
		return ;
	}
	push(node,l,r);
	int mid=(l+r)/2;
	query(node*2,l,mid,L,R,h,o);
	query(node*2+1,mid+1,r,L,R,h,o);
}
void f(int node, int l , int r){
	if(l==r){
		fin[l]=lax[node];
		return ;
	}
	int mid=(l+r)/2;
	f(node*2,l,mid);
	f(node*2+1,mid+1,r);
}
void buildWall(int n, int k, int op[], int left[], int right[], int height[], int finalHeight[]){
	init(1,1,n);
	for(int i=0;i<k;i++){
		left[i]++;
		right[i]++;
		query(1,1,n,left[i],right[i],height[i],op[i]);
	}
	f(1,1,n);
	for(int i=1;i<=n;i++) finalHeight[i-1]=fin[i];
	return;
}

Subtask #1
0 / 8.0

# 결과 실행 시간 메모리 Grader output
1 Correct 3 ms 248 KB Output is correct
2 Correct 6 ms 616 KB Output is correct
3 Incorrect 5 ms 792 KB Output isn't correct
4 Halted 0 ms 0 KB -

Subtask #2
0 / 24.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 792 KB Output is correct
2 Correct 219 ms 14500 KB Output is correct
3 Incorrect 281 ms 14500 KB Output isn't correct
4 Halted 0 ms 0 KB -

Subtask #3
0 / 29.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 14500 KB Output is correct
2 Correct 7 ms 14500 KB Output is correct
3 Incorrect 5 ms 14500 KB Output isn't correct
4 Halted 0 ms 0 KB -

Subtask #4
0 / 39.0

# 결과 실행 시간 메모리 Grader output
1 Correct 3 ms 14500 KB Output is correct
2 Correct 8 ms 14500 KB Output is correct
3 Incorrect 5 ms 14500 KB Output isn't correct
4 Halted 0 ms 0 KB -