#include<bits/stdc++.h> using namespace std; #include <ext/pb_ds/assoc_container.hpp> #include <ext/pb_ds/tree_policy.hpp> using namespace __gnu_pbds; typedef tree<int,null_type,less<int>,rb_tree_tag,tree_order_statistics_node_update> ordered_set; typedef long long ll; typedef pair<ll,ll> pll; typedef pair<ll,int> pli; typedef pair<int,ll> pil; typedef pair<int,int> pii; const ll INFLL=1e18+7; const int INF=1e9+7; #define pb push_back const int NAX=2e3+7; int n,k; int arr[NAX]; int cnt[NAX]; int main() { ios_base::sync_with_stdio(0); cin>>n>>k; for(int i=1;i<=n;++i) cin>>arr[i]; for(int i=1;i<=n;++i) ++cnt[arr[i]]; int curr=0; for(int i=120;i>=1;--i){ curr+=cnt[i]; if(curr>=k) break; } cout<<curr<<"\n"; }
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 | #include<bits/stdc++.h> using namespace std; #include <ext/pb_ds/assoc_container.hpp> #include <ext/pb_ds/tree_policy.hpp> using namespace __gnu_pbds; typedef tree<int,null_type,less<int>,rb_tree_tag,tree_order_statistics_node_update> ordered_set; typedef long long ll; typedef pair<ll,ll> pll; typedef pair<ll,int> pli; typedef pair<int,ll> pil; typedef pair<int,int> pii; const ll INFLL=1e18+7; const int INF=1e9+7; #define pb push_back const int NAX=2e3+7; int n,k; int arr[NAX]; int cnt[NAX]; int main() { ios_base::sync_with_stdio(0); cin>>n>>k; for(int i=1;i<=n;++i) cin>>arr[i]; for(int i=1;i<=n;++i) ++cnt[arr[i]]; int curr=0; for(int i=120;i>=1;--i){ curr+=cnt[i]; if(curr>=k) break; } cout<<curr<<"\n"; } |