Submission #886697

#	Time	Username	Problem	Language	Result	Execution time	Memory
886697		vjudge1	Doktor (COCI17_doktor)	C++17	70 / 100	191 ms	49744 KiB

doktor

#include <bits/stdc++.h>
using namespace std;
#define sp << " " << 
#define int long long
#define vi vector<int>
#define F(xxx,yyy) for (int xxx=1;xxx<=yyy;xxx++)
#define pii pair<int,int>
#define pb push_back
const int N = 5e5+1;
const int inf = 1e9+1;


vi bit(N,0);
int n;
void add(int p,int v) {
  for (int i=p;i<=n;i+=i&-i) bit[i]+=v;
}
int get(int p) {
  int ans = 0;
  for (int i=p;i>0;i-=i&-i) ans+=bit[i];
  return ans;
}

void solve() {  
  cin >> n;
  vi a(n+1);
  F(i,n) cin >> a[i];
  vi v(n+1);
  F(i,n) v[i] = a[i]+i;
  pii anss;
  int best = 0;
  vi poss[2*n+1];
  F(i,n) poss[v[i]].push_back(i);
  for (int i=1;i<=n;i++){
    for (auto it : poss[i+1]) add(it,1);
    if (get(i) > best) {
      best = get(i);
      anss = {1,i};
    }
    for (auto it : poss[i+1]) add(it,-1);
  }
  for (int i=1;i<=n;i++) {
    //[i,n]
    for (auto it : poss[n+i]) add(it,1);
    if (get(n)-get(i-1) > best) {
      best = get(n)-get(i-1);
      anss = {i,n};
    }
    for (auto it : poss[n+i]) add(it,-1);
  }
  cout << a[anss.first] sp a[anss.second] << endl;
}
    
                  
                             
signed main() { 
  ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0);
  #ifdef Local
  freopen("in","r",stdin);
  freopen("out","w",stdout); 
  #endif
  int t = 1;
  //cin >> t;
	F(i,t) solve();
}

• Subtask 1: 10 / 10
• Subtask 2: 10 / 10
• Subtask 3: 0 / 10
• Subtask 4: 10 / 10
• Subtask 5: 10 / 10
• Subtask 6: 0 / 10
• Subtask 7: 10 / 10
• Subtask 8: 0 / 10
• Subtask 9: 10 / 10
• Subtask 10: 10 / 10