Submission #930473

#	Time	Username	Problem	Language	Result	Execution time	Memory
930473		Regulus	Global Warming (CEOI18_glo)	C++17	10 / 100	29 ms	3160 KiB

glo

#include <bits/stdc++.h>
#define IO ios::sync_with_stdio(false);cin.tie(0);
#define debug(x) cerr << #x << " = " << (x) << ' '
#define bug(x) cerr << (x) << ' '
#define endl cerr << '\n'
#define all(v) (v).begin(), (v).end()
#define SZ(v) (ll)(v).size()
#define lowbit(x) (x)&-(x)
#define pb emplace_back
#define F first
#define S second
using namespace std;
using ll = long long;
using pll = pair<ll, ll>;
//#define TEST

const int N = 2e5+5;
int a[N];
vector<int> v;

int main(void)
{ IO
    int n, i, x;

    cin >> n >> x;
    if (x != 0) assert(0);
    for (i=1; i <= n; ++i) cin >> a[i];

    for (i=1; i <= n; ++i)
    {
        if (v.empty() || a[i] > v.back()) v.pb(a[i]);
        else {
            *lower_bound(all(v), a[i]) = a[i];
        }
    }

    cout << SZ(v) << '\n';


    return 0;
}

• Subtask 1: 0 / 5
• Subtask 2: 0 / 10
• Subtask 3: 0 / 13
• Subtask 4: 10 / 10
• Subtask 5: 0 / 20
• Subtask 6: 0 / 17
• Subtask 7: 0 / 25