Submission #602169

# Submission time Handle Problem Language Result Execution time Memory
602169 2022-07-22T16:12:18 Z inksamurai Baloni (COCI15_baloni) C++17
0 / 100
510 ms 131072 KB
#include <bits/stdc++.h>
using namespace std;
#define rep(i,n) for(int i=0;i<n;i++)
#define rng(i,c,n) for(int i=(c);i<n;i++)
#define per(i,n) for(int i=n-1;i>=0;i--)
#define fi first
#define se second
#define sz(a) (int)a.size()
#define vec(...) vector<__VA_ARGS__>
#define _3aFGabX ios::sync_with_stdio(0),cin.tie(0)
typedef long long ll;
using pii=pair<int,int>;
using vi=vector<int>;
void print(){cout<<'\n';}
template<class h,class...t>
void print(const h&v,const t&...u){cout<<v<<' ',print(u...);}
// e

const int _n=1000011; // fix me
set<int> rbts[_n];

signed main(){
_3aFGabX;
	int n;
	cin>>n;
	vi a(n);
	rep(i,n){
		cin>>a[i];
		rbts[a[i]].insert(i);
	}
	// print(sz(rbts[1]));
	int res=0;
	for(int i=_n;i>=1;i--){
		int v=i,j=-1;
		while(sz(rbts[i])){
			res+=1;
			while(v and sz(rbts[v])){
				auto it=rbts[v].lower_bound(j);
				if(it!=rbts[v].end()){
					j=*it;
					rbts[v].erase(it);
				}else{
					break;
				}
				v-=1;
			}
		}
	}
	print(res);
}
# Verdict Execution time Memory Grader output
1 Runtime error 73 ms 95700 KB Execution killed with signal 11
2 Runtime error 83 ms 95824 KB Execution killed with signal 11
3 Runtime error 61 ms 96012 KB Execution killed with signal 11
4 Runtime error 66 ms 96072 KB Execution killed with signal 11
5 Runtime error 510 ms 131072 KB Execution killed with signal 11
6 Runtime error 508 ms 131072 KB Execution killed with signal 11
7 Runtime error 405 ms 131072 KB Execution killed with signal 11
8 Runtime error 412 ms 131072 KB Execution killed with signal 11
9 Runtime error 415 ms 131072 KB Execution killed with signal 11
10 Runtime error 498 ms 131072 KB Execution killed with signal 11