oj.uz

Submission #59893

# Submission time Handle Problem Language Result Execution time Memory
59893 2018-07-23T08:57:05 Z hamzqq9 Wall (IOI14_wall) C++14
100 / 100
 1436 ms 218620 KB 
#include "wall.h"
#include<bits/stdc++.h>
using namespace std;
#define orta ((bas+son)>>1)
#define N 2000005
struct SEG {
	
	int mn,mx;

} S[N*4];

int lazy[N*4];
int n;

SEG merge(SEG x,SEG y) {

	return {min(x.mn,y.mn),max(x.mx,y.mx)};

}

void push(int node,int bas,int son) {

	if(~lazy[node]) {

		S[node*2].mx=S[node*2].mn=S[node*2+1].mx=S[node*2+1].mn=lazy[node*2]=lazy[node*2+1]=lazy[node];

		lazy[node]=-1;

	}

}

SEG get(int node,int bas,int son,int x) {

	if(bas==x && son==x) return S[node];

	push(node,bas,son);

	if(orta>=x) return get(node*2,bas,orta,x);

	return get(node*2+1,orta+1,son,x);

}

void up(int node,int bas,int son,int l,int r,int h,int typ) {

	if(bas>r || son<l) return ;

	if(typ==1) {

		if(S[node].mn>=h) return ;

	}
	else {

		if(S[node].mx<=h) return ;

	}

	if(bas>=l && son<=r) {

		if(typ==1) {

			if(S[node].mx<=h) {

				S[node].mx=S[node].mn=h;

				lazy[node]=h;

				return ;

			}

		}
		else {

			if(S[node].mn>=h) {

				S[node].mn=S[node].mx=h;

				lazy[node]=h;

				return ;

			}

		}

	}

	if(bas==son) return ;

	push(node,bas,son);

	up(node*2,bas,orta,l,r,h,typ);
	up(node*2+1,orta+1,son,l,r,h,typ);

	S[node]=merge(S[node*2],S[node*2+1]);

}

void buildWall(int n, int k, int op[], int left[], int right[], int height[], int finalHeight[]){
  	
  	memset(lazy,-1,sizeof(lazy));

  	::n=n;

  	for(int i=0;i<k;i++) {

  		up(1,0,n-1,left[i],right[i],height[i],op[i]);

  	}

  	for(int i=0;i<n;i++) {

  		finalHeight[i]=get(1,0,n-1,i).mx;

  	}

}
/*
#include <stdio.h>
#include <stdlib.h>
#include <assert.h>

#include "wall.h"

int main()
{

	freopen("sample-2.in","r",stdin);
  int n;
  int k;

  int i, j;  
  int status = 0;

  status = scanf("%d%d", &n, &k);
  assert(status == 2);

  int* op = (int*)calloc(sizeof(int), k);
  int* left = (int*)calloc(sizeof(int), k);
  int* right = (int*)calloc(sizeof(int), k);
  int* height = (int*)calloc(sizeof(int), k);
  int* finalHeight = (int*)calloc(sizeof(int), n);

  for (i = 0; i < k; i++){
    status = scanf("%d%d%d%d", &op[i], &left[i], &right[i], &height[i]);
    assert(status == 4);
  }

  buildWall(n, k, op, left, right, height, finalHeight);

  for (j = 0; j < n; j++)
    printf("%d\n", finalHeight[j]);
  
  return 0;
}

*/

Subtask #1
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 31 ms 31608 KB Output is correct
2 Correct 40 ms 31876 KB Output is correct
3 Correct 32 ms 31976 KB Output is correct
4 Correct 42 ms 32440 KB Output is correct
5 Correct 35 ms 32568 KB Output is correct
6 Correct 34 ms 32572 KB Output is correct

Subtask #2
24.0 / 24.0

# Verdict Execution time Memory Grader output
1 Correct 27 ms 32572 KB Output is correct
2 Correct 315 ms 45852 KB Output is correct
3 Correct 164 ms 45852 KB Output is correct
4 Correct 321 ms 61892 KB Output is correct
5 Correct 376 ms 65068 KB Output is correct
6 Correct 325 ms 65068 KB Output is correct

Subtask #3
29.0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 26 ms 65068 KB Output is correct
2 Correct 33 ms 65068 KB Output is correct
3 Correct 28 ms 65068 KB Output is correct
4 Correct 33 ms 65068 KB Output is correct
5 Correct 35 ms 65068 KB Output is correct
6 Correct 39 ms 65068 KB Output is correct
7 Correct 29 ms 65068 KB Output is correct
8 Correct 215 ms 65068 KB Output is correct
9 Correct 132 ms 65068 KB Output is correct
10 Correct 314 ms 65068 KB Output is correct
11 Correct 356 ms 65792 KB Output is correct
12 Correct 327 ms 65868 KB Output is correct
13 Correct 31 ms 65868 KB Output is correct
14 Correct 276 ms 65868 KB Output is correct
15 Correct 74 ms 65868 KB Output is correct
16 Correct 769 ms 65868 KB Output is correct
17 Correct 495 ms 65868 KB Output is correct
18 Correct 452 ms 65868 KB Output is correct

Subtask #4
39.0 / 39.0

# Verdict Execution time Memory Grader output
1 Correct 30 ms 65868 KB Output is correct
2 Correct 35 ms 65868 KB Output is correct
3 Correct 29 ms 65868 KB Output is correct
4 Correct 31 ms 65868 KB Output is correct
5 Correct 34 ms 65868 KB Output is correct
6 Correct 33 ms 65868 KB Output is correct
7 Correct 25 ms 65868 KB Output is correct
8 Correct 345 ms 65868 KB Output is correct
9 Correct 151 ms 65868 KB Output is correct
10 Correct 358 ms 65868 KB Output is correct
11 Correct 345 ms 65912 KB Output is correct
12 Correct 294 ms 65912 KB Output is correct
13 Correct 26 ms 65912 KB Output is correct
14 Correct 256 ms 65912 KB Output is correct
15 Correct 63 ms 65912 KB Output is correct
16 Correct 872 ms 65912 KB Output is correct
17 Correct 474 ms 65912 KB Output is correct
18 Correct 485 ms 65912 KB Output is correct
19 Correct 1322 ms 113308 KB Output is correct
20 Correct 1436 ms 121416 KB Output is correct
21 Correct 1291 ms 134192 KB Output is correct
22 Correct 1031 ms 142368 KB Output is correct
23 Correct 1030 ms 152932 KB Output is correct
24 Correct 1303 ms 163028 KB Output is correct
25 Correct 1247 ms 173156 KB Output is correct
26 Correct 1253 ms 185508 KB Output is correct
27 Correct 1179 ms 194616 KB Output is correct
28 Correct 1203 ms 201484 KB Output is correct
29 Correct 1152 ms 210188 KB Output is correct
30 Correct 1178 ms 218620 KB Output is correct