Submission #14306

#	Time	Username	Problem	Language	Result	Execution time	Memory
14306		gs14004	이상한 수열 (OJUZ10_bizarre)	C++14	100 / 100	15 ms	1472 KiB

bizarre

#include <cstdio>
#include <algorithm>
using namespace std;
 
int n,a[100005];
 
int main(){
    scanf("%d",&n);
    for (int i=0; i<n; i++) {
        scanf("%d",&a[i]);
    }
    int m;
    scanf("%d",&m);
    if(m <= n){
        printf("%d",a[m-1]);
        return 0;
    }
    m -= n;
    sort(a,a+n);
    a[n] = 2e9;
    n++;
    n = (int)(unique(a,a+n) - a);
    int k = (int)(lower_bound(a,a+n,n-1) - a);
    m--;
    n--;
    int dist = min(m,a[k] - n);
    printf("%d",n + dist);
}

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