Submission #850077

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
850077	2023-09-15 17:30:42	MinaRagy06	Event Hopping (BOI22_events)	C++17	100 / 100	335 ms	75252 KiB

events

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#include <bits/stdc++.h>
#define md ((l + r) >> 1)
using namespace std;
typedef int64_t ll;
 
const int N = 200'005;
array<int, 2> a[N];
int bl[18][N], bl2[18][N];
vector<array<int, 2>> st[2 * N], en[2 * N];
struct node {
    pair<int, int> mn;
    node() {mn = {1e9, -1};}
    node(pair<int, int> _mn) {mn = _mn;}
    friend node operator+(const node &l, const node &r) {
        return min(l.mn, r.mn);
    }
} seg[1 << 19];
void upd(int i, int l, int r, int x, pair<int, int> v) {
    if (x == l && r == x) {
        seg[i].mn = min(seg[i].mn, v);
        return;
    }
    if (r < x || x < l) {
        return;
    }
    upd(i << 1, l, md, x, v);
    upd(i << 1 | 1, md + 1, r, x, v);
    seg[i] = seg[i << 1] + seg[i << 1 | 1];
}
node get(int i, int l, int r, int s, int e) {
 
 
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Compilation message (stderr)

events.cpp: In function 'int main()':
events.cpp:74:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   74 |     for (int i = 0; i < v.size(); i++) {
      |                     ~~^~~~~~~~~~

• Subtask 1: 10 / 10
• Subtask 2: 10 / 10
• Subtask 3: 15 / 15
• Subtask 4: 15 / 15
• Subtask 5: 20 / 20
• Subtask 6: 30 / 30