#include <bits/stdc++.h> using namespace std; vector <short> a; int main() { ios_base::sync_with_stdio(false); cin.tie(NULL); int n, k; cin>>n>>k; for(int i=0; i<n; ++i) { short x; cin>>x; a.push_back(x); } sort(a.begin(), a.end()); reverse(a.begin(), a.end()); int wyn=k; int x=a[k-1]; for(int i=k; i<n; ++i) { if(a[i]==x) ++wyn; else break; } cout<<wyn; return 0; }
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 | #include <bits/stdc++.h> using namespace std; vector <short> a; int main() { ios_base::sync_with_stdio(false); cin.tie(NULL); int n, k; cin>>n>>k; for(int i=0; i<n; ++i) { short x; cin>>x; a.push_back(x); } sort(a.begin(), a.end()); reverse(a.begin(), a.end()); int wyn=k; int x=a[k-1]; for(int i=k; i<n; ++i) { if(a[i]==x) ++wyn; else break; } cout<<wyn; return 0; } |