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#include <iostream>
#include <algorithm>
using namespace std;
int main()
{
int n,k;
cin >> n >> k;
int a[n];
for (int i=0;i<n;i++)
cin >> a[i];
sort(a,a+n);
cout << a[k-1];
return 0;
}
#include <bits/stdc++.h>
using namespace std;
long long a[1000006];
long long n;
int main()
{
for(int i=1;i<=1000006;i++){
a[i]=i*i;
}
cin>>n;
for(int i=1;i<=n;i++){
if(a[i]%n==0){cout<<a[i]/n;break;}
}
return 0;
}
#include <bits/stdc++.h>
using namespace std;
const long long maxint=3*1e5+10;
long long a[maxint],i,n,x,k,c[maxint]={0};
int main()
{
freopen("leaknum.inp","r",stdin);
freopen("leaknum.out","w",stdout);
cin>>n;
for (i=1; i<=n; i++)
{
cin>>x;
if (x<=n) c[x]++;
}
i=0;
while (c[i]>0)
i=i+1;
cout<<i;
return 0;
}
uses crt;var n: longint; chrn: string; valn,sum,max,i,preperror: byte;begin write('Nhap so can kiem tra: '); readln(n); str(n,chrn); for i:=1 to length(chrn) do begin val(chrn[i],valn,preperror); sum:=sum+valn; if max<valn then max:=valn; valn:=0 end; writeln('Ket qua: '); writeln(length(chrn)); writeln(sum); write(max); readln;end.uses crt;var n: longint; chrn: string; valn,sum,max,i,preperror: byte;begin write('Nhap so can kiem tra: '); readln(n); str(n,chrn); for i:=1 to length(chrn) do begin val(chrn[i],valn,preperror); sum:=sum+valn; if max<valn then max:=valn; valn:=0 end; writeln('Ket qua: '); writeln(length(chrn)); writeln(sum); write(max); readln;end.
Program HOC24;
var N:longint;
max,tg,t,d: integer;
Begin
write('Nhap N : '); readln(N);
max:=0;
while n<>0 do
begin
tg:=n mod 10;
d:=d+1;
t:=t+tg;
if tg>max then max:=tg;
n:=n div 10;
end;
writeln('So nguyen N co ',d,' chu so');
writeln('Tong cac chu so cua N la : ',t);
write('Chu so lon nhat cua N la :',max);
readln
end.
#include <iostream>
#include <string>
#include <algorithm>
int main() {
int n, k;
std::cin >> n >> k;
std::string number = std::to_string(n);
int numDigits = number.length();
if (k >= numDigits) {
std::cout << "0" << std::endl;
} else {
std::sort(number.begin(), number.end(), std::greater<char>());
number = number.substr(0, numDigits - k);
std::cout << number << std::endl;
}
return 0;
}