#include <bits/stdc++.h> #define rep(i, a, b) for (int i = a; i <= b; i++) #define per(i, a, b) for (int i = b; a <= i; i--) #define cat(x) cerr << #x << " = " << x << '\n'; using ll = long long; using namespace std; int n, k, cnt[121]; int main() { cin.tie(0)->sync_with_stdio(0); cin >> n >> k; while (n--) { int a; cin >> a; cnt[a]++; } int s = 0; for (int i = 120; s < k; s += cnt[i--]); cout << s << '\n'; 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 | #include <bits/stdc++.h> #define rep(i, a, b) for (int i = a; i <= b; i++) #define per(i, a, b) for (int i = b; a <= i; i--) #define cat(x) cerr << #x << " = " << x << '\n'; using ll = long long; using namespace std; int n, k, cnt[121]; int main() { cin.tie(0)->sync_with_stdio(0); cin >> n >> k; while (n--) { int a; cin >> a; cnt[a]++; } int s = 0; for (int i = 120; s < k; s += cnt[i--]); cout << s << '\n'; return 0; } |