Submission #754840

#TimeUTC-0UsernameProblemLanguageResultExecution timeMemory
7548402023-06-08 17:28:20raysh07Sterilizing Spray (JOI15_sterilizing)C++17
100 / 100
224 ms8236 KiB
#include <bits/stdc++.h>
using namespace std;
#define int long long
#define INF (int)(1e9)
#define f first
#define s second
mt19937_64 RNG(chrono::steady_clock::now().time_since_epoch().count());
const int N = 1e5 + 69;
int n, q, k;
pair <int, int> seg[4 * N]; //{sum, mn}
int a[N];
void Build(int l, int r, int pos){
if (l == r){
seg[pos] = make_pair(a[l], a[l]);
return;
}
int mid = (l + r)/2;
Build(l, mid, pos * 2);
Build(mid + 1, r, pos * 2 + 1);
seg[pos].f = seg[pos * 2].f + seg[pos * 2 + 1].f;
seg[pos].s = min(seg[pos * 2].s, seg[pos * 2 + 1].s);
}
void upd(int l, int r, int pos, int qp, int v){
if (l == r){
 
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