#include <iostream> #include <vector> #include <cstdint> #include <algorithm> int main() { std::ios_base::sync_with_stdio(0); int n, k; std::cin >> n >> k; std::vector<int> v(n); for(int i = 0; i < n; i++) { std::cin >> v[i]; } std::sort(v.begin(), v.end()); auto it = v.end() - k; while (it != v.begin() && *it == *(it - 1)) { it--; } std::cout << std::distance(it, v.end()) << std::endl; }
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 <iostream> #include <vector> #include <cstdint> #include <algorithm> int main() { std::ios_base::sync_with_stdio(0); int n, k; std::cin >> n >> k; std::vector<int> v(n); for(int i = 0; i < n; i++) { std::cin >> v[i]; } std::sort(v.begin(), v.end()); auto it = v.end() - k; while (it != v.begin() && *it == *(it - 1)) { it--; } std::cout << std::distance(it, v.end()) << std::endl; } |