Submission #1188913

#	Time	Username	Problem	Language	Result	Execution time	Memory
1188913		caterpillow	Inspections (NOI23_inspections)	C++20	100 / 100	478 ms	26696 KiB

Main

#include <bits/stdc++.h>

using namespace std;
using ll = long long;

#define f first
#define s second

main() {
    cin.tie(0)->sync_with_stdio(0);
    
    int n, m, q;
    cin >> n >> m >> q;

    map<ll, ll> last {{0, 1e18}, {1e18, 1e18}};
    map<ll, ll> cnt;
    ll time = 0;
    while (m--) {
        ll l, r; cin >> l >> r; r++;

        auto it = prev(last.upper_bound(l));
        while (it->f < r) {
            cnt[time - it->s - (l - it->f)] += min(next(it)->f, r) - max(it->f, l);
            it++;
        }
        it = last.insert({r, prev(it)->s + (r - prev(it)->f)}).f;
        last.erase(last.lower_bound(l), it);
        last[l] = time;
        time += r - l;
    }

    ll pfx = 0;
    for (auto &[k, v] : cnt) {
        v = (pfx += v);
    }

    while (q--) {
        ll x; cin >> x;
        cout << pfx - prev(cnt.upper_bound(x))->second << ' ';
    }
}

Compilation message (stderr)

Main.cpp:9:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
    9 | main() {
      | ^~~~

• Subtask 1: 11 / 11
• Subtask 2: 18 / 18
• Subtask 3: 22 / 22
• Subtask 4: 26 / 26
• Subtask 5: 23 / 23