#include <cstdio> #include <stdio.h> #include <iostream> #include <string> #include <stdint.h> #include <unordered_map> #include <algorithm> using namespace std; static const int MAX_SCORE = 120; static const int MIN_SCORE = 1; static int16_t iN, iK, iResult; static int16_t aCnt[MAX_SCORE + 1] = { 0, }; static void ReadData() { int16_t iPoints; cin >> iN >> iK; for (int i = 0; i < iN; ++i) { cin >> iPoints; aCnt[iPoints]++; } } static void Solve() { iResult = 0; for (int i = MAX_SCORE; i >= MIN_SCORE; --i) { if (aCnt[i] == 0) continue; iResult += aCnt[i]; if (iResult >= iK) break; } } int main(int argc, char * argv[]) { ReadData(); Solve(); cout << iResult; 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 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 | #include <cstdio> #include <stdio.h> #include <iostream> #include <string> #include <stdint.h> #include <unordered_map> #include <algorithm> using namespace std; static const int MAX_SCORE = 120; static const int MIN_SCORE = 1; static int16_t iN, iK, iResult; static int16_t aCnt[MAX_SCORE + 1] = { 0, }; static void ReadData() { int16_t iPoints; cin >> iN >> iK; for (int i = 0; i < iN; ++i) { cin >> iPoints; aCnt[iPoints]++; } } static void Solve() { iResult = 0; for (int i = MAX_SCORE; i >= MIN_SCORE; --i) { if (aCnt[i] == 0) continue; iResult += aCnt[i]; if (iResult >= iK) break; } } int main(int argc, char * argv[]) { ReadData(); Solve(); cout << iResult; return 0; } |