杭电acm1425

#include <stdio.h>#include <algorithm>#define N 1000001using namespace std;bool cmp(const int& a, const int& b) {return a > b;}int main() {int n, m, i;int d[N];while(~scanf("%d%d", &n, &m)) {for(i=0; i<n; i++)scanf("%d", &d[i]);sort(d, d+n, cmp);for(i=0; i<m; i++)printf(i==0 ? "%d" : " %d", d[i]);printf("\n");}return 0;}