运行结果是113

#include<iostream>
using namespace std;
const int N=100005;
int n, k, ans, a[N], sum=0;
int main(){
	cin>>n>>k;
	for(int i=0; i<n; i++) {
		cin>>a[i];
		sum+=a[i];
	}
	//cout<<"   "<<sum/k<<endl;
	int l=1, r=sum/k;
	if(sum<k){
		cout<<'0'<<endl;
		return 0;
	}
	while(l<r){
		int mid=l+(r-l)/2, tmp=0;
		for(int i=0; i<n; i++) tmp+=a[i]/mid;
		if(tmp>=k){
			ans=mid;
			l=mid+1;
		}
		else r=mid-1;
	}
	cout<<ans;
	return 0;
}