oj.uz

Submission #365027

# Submission time Handle Problem Language Result Execution time Memory
365027 2021-02-10T19:00:24 Z kimbj0709 Wall (IOI14_wall) C++14
100 / 100
 1199 ms 138720 KB 
#include "wall.h"
#include <bits/stdc++.h>
using namespace std;
#define maxn 2000050
vector<int> seg(maxn*4,0);
vector<int> up(maxn*4,-1);
vector<int> down(maxn*4,INT_MAX);
vector<int> ans;
void push(int node){
  up[node*2+1] = max(up[node*2+1],up[node]);
  up[node*2+2] = max(up[node*2+2],up[node]);
  down[node*2+1] = max(down[node*2+1],up[node]);
  down[node*2+2] = max(down[node*2+2],up[node]);
  down[node*2+1] = min(down[node*2+1],down[node]);
  down[node*2+2] = min(down[node*2+2],down[node]);
  up[node*2+1] = min(up[node*2+1],down[node]);
  up[node*2+2] = min(up[node*2+2],down[node]);
  up[node] = -1;
  down[node] = INT_MAX;
}
void update(int node,int start,int end,int rangemin,int rangemax,int type,int val){
  //cout << node << " " << start << " " << end << ' ' << rangemin << ' ' << rangemax << " " << type << " "<< val << endl; 
  if(start>=rangemin&&end<=rangemax){
    //cout << " " << start " " 
    if(type==1){
      up[node] = max(up[node],val);
      down[node] = max(down[node],up[node]);
    }
    if(type==2){
      down[node] = min(down[node],val);
      up[node] = min(up[node],down[node]);
    }
    if(start==end){
      if(up[node]!=-1){
        seg[node] = max(seg[node],up[node]);
      }
      if(down[node]!=INT_MAX){
        seg[node] = min(seg[node],down[node]);
      }
      up[node] = -1;
      down[node] = INT_MAX;
    }
    return;
  }
  if(start==end){
    if(up[node]!=-1){
      seg[node] = max(seg[node],up[node]);
    }
    if(down[node]!=INT_MAX){
      seg[node] = min(seg[node],down[node]);
    }
    up[node] = -1;
    down[node] = INT_MAX;
    return;
  }
  if(start>rangemax||end<rangemin){
    //cout << " "<< start << " " << end << "---------\n";
    return;
  }
  push(node);
  int mid = (start+end)/2;
  update(node*2+1,start,mid,rangemin,rangemax,type,val);
  update(node*2+2,mid+1,end,rangemin,rangemax,type,val);
}
void print(int node,int start,int end){
  //cout << up[node] << " "<< down[node] << " " << start << " " << end << "--\n";
  if(start==end){
    if(up[node]!=-1){
      seg[node] = max(seg[node],up[node]);
    }
    if(down[node]!=INT_MAX){
      seg[node] = min(seg[node],down[node]);
    }
    up[node] = -1;
    down[node] = INT_MAX;
  }
  push(node);
  if(start==end){
    ans.push_back(seg[node]);
    return;
  }
  int mid = (start+end)/2;
  print(node*2+1,start,mid);
  print(node*2+2,mid+1,end);
}
void buildWall(int n, int k, int op[], int left[], int right[], int height[], int finalHeight[]){
  int a,b,c,d;
  for(int i=0;i<k;i++){
    a = op[i];
    b = left[i];
    c = right[i];
    d = height[i];
    update(0,0,n-1,b,c,a,d);
  }
  print(0,0,n-1);
  for(int i=0;i<n;i++){
    finalHeight[i] = ans[i];
  }
  return;
}

Subtask #1
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 54 ms 94188 KB Output is correct
2 Correct 55 ms 94444 KB Output is correct
3 Correct 55 ms 94316 KB Output is correct
4 Correct 67 ms 94572 KB Output is correct
5 Correct 62 ms 94572 KB Output is correct
6 Correct 62 ms 94720 KB Output is correct

Subtask #2
24.0 / 24.0

# Verdict Execution time Memory Grader output
1 Correct 56 ms 94444 KB Output is correct
2 Correct 231 ms 108268 KB Output is correct
3 Correct 304 ms 101612 KB Output is correct
4 Correct 867 ms 112868 KB Output is correct
5 Correct 533 ms 113880 KB Output is correct
6 Correct 515 ms 112356 KB Output is correct

Subtask #3
29.0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 54 ms 94188 KB Output is correct
2 Correct 56 ms 94444 KB Output is correct
3 Correct 56 ms 94316 KB Output is correct
4 Correct 64 ms 94572 KB Output is correct
5 Correct 61 ms 94700 KB Output is correct
6 Correct 61 ms 94572 KB Output is correct
7 Correct 55 ms 94188 KB Output is correct
8 Correct 222 ms 107884 KB Output is correct
9 Correct 308 ms 101612 KB Output is correct
10 Correct 750 ms 112868 KB Output is correct
11 Correct 526 ms 113952 KB Output is correct
12 Correct 540 ms 112484 KB Output is correct
13 Correct 59 ms 94188 KB Output is correct
14 Correct 227 ms 108140 KB Output is correct
15 Correct 103 ms 95652 KB Output is correct
16 Correct 767 ms 113124 KB Output is correct
17 Correct 499 ms 112484 KB Output is correct
18 Correct 509 ms 112484 KB Output is correct

Subtask #4
39.0 / 39.0

# Verdict Execution time Memory Grader output
1 Correct 58 ms 94188 KB Output is correct
2 Correct 60 ms 94444 KB Output is correct
3 Correct 66 ms 94316 KB Output is correct
4 Correct 66 ms 94572 KB Output is correct
5 Correct 65 ms 94572 KB Output is correct
6 Correct 65 ms 94572 KB Output is correct
7 Correct 58 ms 94188 KB Output is correct
8 Correct 234 ms 108140 KB Output is correct
9 Correct 285 ms 101612 KB Output is correct
10 Correct 792 ms 112868 KB Output is correct
11 Correct 531 ms 113864 KB Output is correct
12 Correct 528 ms 112356 KB Output is correct
13 Correct 59 ms 94316 KB Output is correct
14 Correct 228 ms 107884 KB Output is correct
15 Correct 96 ms 95648 KB Output is correct
16 Correct 776 ms 113124 KB Output is correct
17 Correct 506 ms 112676 KB Output is correct
18 Correct 507 ms 112484 KB Output is correct
19 Correct 1175 ms 138672 KB Output is correct
20 Correct 1126 ms 136392 KB Output is correct
21 Correct 1141 ms 138568 KB Output is correct
22 Correct 1199 ms 136228 KB Output is correct
23 Correct 1124 ms 136392 KB Output is correct
24 Correct 1134 ms 136176 KB Output is correct
25 Correct 1129 ms 136136 KB Output is correct
26 Correct 1180 ms 138696 KB Output is correct
27 Correct 1159 ms 138720 KB Output is correct
28 Correct 1159 ms 136136 KB Output is correct
29 Correct 1132 ms 136264 KB Output is correct
30 Correct 1136 ms 136148 KB Output is correct