a,b=map(int,input().split())
t=[int(i) for i in input().split()]
count=0
t.sort()
for i in range(b):count+=t[i]
print(count)#include <bits/stdc++.h>
using namespace std;
#define pb push_back
#define ll long long
int main()
{
ll n,k,a;cin>>n>>k;vector<ll> v;
while(n--){
cin>>a;v.pb(a);
}
ll ans = 0;
sort(v.begin(), v.end());
for(ll i = 0;i<k;i++){
ans+=v[i];
}
cout<<ans;
}1000B - Light It Up | 218B - Airport |
1463B - Find The Array | 1538C - Number of Pairs |
621B - Wet Shark and Bishops | 476B - Dreamoon and WiFi |
152C - Pocket Book | 1681D - Required Length |
1725D - Deducing Sortability | 1501A - Alexey and Train |
721B - Passwords | 1263D - Secret Passwords |
1371B - Magical Calendar | 1726E - Almost Perfect |
1360C - Similar Pairs | 900A - Find Extra One |
1093D - Beautiful Graph | 748A - Santa Claus and a Place in a Class |
1511B - GCD Length | 676B - Pyramid of Glasses |
597A - Divisibility | 1632A - ABC |
1619D - New Year's Problem | 242B - Big Segment |
938A - Word Correction | 159C - String Manipulation 10 |
258A - Little Elephant and Bits | 1536C - Diluc and Kaeya |
1428C - ABBB | 1557A - Ezzat and Two Subsequences |