제출 #1311800

#제출 시각아이디문제언어결과실행 시간메모리
131180012345678Inspections (NOI23_inspections)C++17
100 / 100
268 ms22972 KiB
#include <bits/stdc++.h>

using namespace std;

#define ll long long

const ll nx=2e5+5;

ll n, m, q, l, r, s, t, x;
vector<pair<ll, ll>> ins;
map<ll, pair<ll, ll>> mp;

void split(ll x)
{
    if (!x) return;
    auto itr=mp.lower_bound(x);
    if (itr->first==x) return;
    mp[x]={itr->second.first, itr->second.second-(itr->first-x)};
    itr->second.first=x+1;
}

int main()
{
    cin.tie(NULL)->sync_with_stdio(false);
    cin>>n>>m>>q;
    mp[n]={1, -1e18};
    for (int i=1; i<=m; i++)
    {
        cin>>l>>r;
        split(l-1);
        split(r);
        for (auto itr=mp.lower_bound(l); itr!=mp.end()&&itr->first<=r; itr=mp.erase(itr))
        {
            ll sz=itr->first-itr->second.first+1;
            t+=sz;
            ins.push_back({t-itr->second.second, sz});
        }
        mp[r]={l, t};
    }
    sort(ins.begin(), ins.end());
    for (int i=0; i<ins.size(); i++) if (ins[i].first>=1e18) ins[i].second=0;
    for (int i=(int)ins.size()-2; i>=0; i--) ins[i].second+=ins[i+1].second;
    for (int i=1; i<=q; i++)
    {
        cin>>x;
        auto itr=upper_bound(ins.begin(), ins.end(), make_pair(x, LLONG_MAX));
        cout<<itr->second<<' ';
    }
}
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