题解

#include<bits/stdc++.h>
using namespace std;
int main(){
int n[100001]={};
int bucket[30001]={};
int k,times,t=0;
cin>>times>>k;
for (int i=0;i<times;i++){
cin>>n[i];
bucket[n[i]]=1;
}
for (int i=0;i<30001;i++){
if (bucket[i]1){
t++;
}
if (tk){
cout<<i;
return 0;
}
}
cout<<"NO RESULT";
return 0;
}