#include<cstdio> #include<algorithm> #include<cmath> using namespace std; //绝对值排序 //没看清题开始 要仔细审题 bool cmp(const int a,const int b) { return abs(a)<abs(b); } int main() { int num[50005]; int n,t; scanf("%d%d",&t,&n); for(int i = 0;i<n;++i) scanf("%d",&num[i]); sort(num,num+n,cmp); int ans = 0,pre = 0,sum = 0; for(int i = 0;i<n;++i) { sum += abs(num[i]-pre); ans++; if(sum>t) break; pre = num[i]; } printf("%d\n",--ans); return 0; }