제출 #537819

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
537819		DJ035	Global Warming (CEOI18_glo)	C++17	0 / 100	2074 ms	7220 KiB

glo

#pragma GCC optimize("O3")
#pragma GCC optimize("Ofast")
#pragma GCC optimize("unroll-loops")
#pragma GCC target("sse,sse2,sse3,ssse3,sse4,avx,avx2")
#include <bits/stdc++.h>
#define MEM 1111111
#define sanic ios_base::sync_with_stdio(0)
#define x first
#define y second
#define pf push_front
#define pb push_back
#define all(v) v.begin(), v.end()
#define sz size()
using namespace std;
typedef long long ll;
typedef pair<ll, ll> pi;
const ll INF = 1e17+7;
const ll MOD = 998244353;
ll gcd(ll a, ll b){
    if(a%b) return gcd(b, a%b);
    return b;
}
ll t,n,m,a,b,x;
ll ls(vector<ll> l){
    ll ret=0;
    vector<int> lis;
    lis.pb(0);
    for(int i=0; i<n; i++){
        if(lis.back()<l[i])
            lis.pb(l[i]);
        else{
            int idx=lower_bound(lis.begin(), lis.end(), l[i])-lis.begin();
            lis[idx] = l[i];
        }
    }
    ret = lis.sz-1;
    return ret;
}
signed main(){
    sanic; cin.tie(0);
    cin >> n >> x;
    vector<ll> d;
    for(int i=0; i<n; i++){
        ll q;
        cin >> q;
        d.pb(q);
    }
    ll ans=ls(d);
    for(int k=-x; k<=x; k++)
        for(int i=0; i<n; i++){
            for(int j=i+1; j<n; j++){
                vector<ll> g;
                g = d;
                for(int l=i; l<=j; l++)
                    g[l] += k;
                ans = ls(g);
            }
        }
    cout << ans;
}

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