Submission #828944

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
828944	2023-08-17 21:23:48	Lobo	Wall (IOI14_wall)	C++17	100 / 100	905 ms	162368 KiB

wall

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#include "wall.h"
#include<bits/stdc++.h>
using namespace std;
#define mp make_pair
#define fr first
#define sc second
#define pb push_back
const int maxk = 5e5+10;
const int maxn = 2e6+10;
const int inf = 1e9+10;
int tra[4*maxk], trb[4*maxk];
vector<int> adds[maxn], rems[maxn];
void build(int no, int l, int r) {
  tra[no] = -inf;
  trb[no] = inf;
  if(l == r) return;
  int lc=2*no,rc=2*no+1,mid=(l+r)>>1;
  build(lc,l,mid);
  build(rc,mid+1,r);
}
void upd(int no, int l, int r, int pos, int newa, int newb) {
  if(l > pos || r < pos) return;
  if(l == r) {
    if(newa != -1) tra[no] = newa;
    if(newb != -1) trb[no] = newb;
    return;
  }
  int lc=2*no,rc=2*no+1,mid=(l+r)>>1;
 
 
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• Subtask 1: 8 / 8
• Subtask 2: 24 / 24
• Subtask 3: 29 / 29
• Subtask 4: 39 / 39