Submission #39422

#	Time	Username	Problem	Language	Result	Execution time	Memory
39422		adamczh1	Baloni (COCI15_baloni)	C++14	100 / 100	396 ms	2152 KiB

baloni

#include <bits/stdc++.h>
using namespace std;

typedef long long ll;
typedef pair<int,int> pii;

#define SIZE(x) (int)(x).size()
#define ALL(x) (x).begin(),(x).end()
#define ff first
#define ss second

inline ll readi(){
	ll x=0,f=1;char ch=getchar();
	while(ch<'0'||ch>'9'){if(ch=='-')f=-1;ch=getchar();}
	while(ch>='0'&&ch<='9'){x=x*10+ch-'0';ch=getchar();}
	return x*f;
}

int main(){
	int N=readi();
	multiset<int> s;
	int ans=0;
	for(int i=0;i<N;i++){
		int H=readi();
		if(s.find(H)==s.end()){
			ans++;
		}
		else{
			s.erase(s.find(H));
		}
		s.insert(H-1);
	}
	cout<<ans<<endl;
	return 0;
}

• Subtask 1: 100 / 100