Submission #1110657

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1110657	2024-11-10 07:09:11	Nomio	Weighting stones (IZhO11_stones)	C++17	100 / 100	30 ms	5880 KiB

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#include<bits/stdc++.h>
#define meta int tm = tl + (tr - tl) / 2, x = (i << 1) + 1, y = x + 1
using namespace std;
const int maxn = 1e5 + 1;
int st[maxn * 4 + 1] {}, mn[maxn * 4 + 1] {}, mx[maxn * 4 + 1] {};
void update(int i, int tl, int tr, int X, int v) {
  if(tl == tr) {
    st[i] = mn[i] = mx[i] = v;
    return;
  }
  meta;
  if(X <= tm) update(x, tl, tm, X, v);
  else update(y, tm + 1, tr, X, v);
  st[i] = st[x] + st[y];
  mn[i] = min(mn[x] + st[y], mn[y]);
  mx[i] = max(mx[x] + st[y], mx[y]); 
}
int main() {
  ios::sync_with_stdio(0);
  cin.tie(0);
  int n;
  cin >> n;
  for(int i = 0; i < n; i++) {
    int a, t;
    cin >> a >> t;
    a--;
    if(t == 1) update(0, 0, n - 1, a, 1);
 
 
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• Subtask 1: 100 / 100