Submission #14015

#	Time	Username	Problem	Language	Result	Execution time	Memory
14015		pjsdream	이상한 수열 (OJUZ10_bizarre)	C++14	100 / 100	32 ms	3652 KiB

bizarre

#pragma warning(disable:4996)

#include <stdio.h>
#include <set>
using namespace std;

int n, m;
int a[50000];
set<int> s;

int main()
{
	scanf("%d", &n);
	for (int i=0; i<n; i++) scanf("%d", &a[i]), s.insert(a[i]);
	scanf("%d", &m);

	if (m<=n) {
		printf("%d\n", a[m-1]);
	}
	else {
		m -= n+1;

		int b = s.size();
		int e;

		// B_n+1 = b

		auto it = s.lower_bound(b);
		if (it == s.end()) e = 2000000000;
		else e = *it;

		if (b+m <= e) printf("%d\n", b+m);
		else printf("%d\n", e);
	}

	return 0;
}

• Subtask 1: 8 / 8
• Subtask 2: 24 / 24
• Subtask 3: 30 / 30
• Subtask 4: 38 / 38