寻找最大数和最小数

//寻找最大值和最小值
#include<iostream>
using namespace std;

struct MaxMin{
	int max;
	int min;
};

int a[]={1,2,3,4,5,6,7,8,9,10};

MaxMin findMaxMin(int a[],int from,int to){
	if(to-from==1){
		int max,min;
		if(a[from]<a[to]){
			max=a[to];
			min=a[from];
		}else{
			max=a[from];
			min=a[to];
		}
		MaxMin r;
		r.max=max;
		r.min=min;
		return r;
	}
	if(to==from){
		MaxMin r;
		r.max=a[from];
		r.min=a[from];
		return r;
	}
	int mid=(from+to)/2;
	MaxMin left=findMaxMin(a,from,mid);
	MaxMin right=findMaxMin(a,mid+1,to);
	MaxMin res;
	if(left.max>right.max)
		res.max=left.max;
	else
		res.max=right.max;
	if(left.min<right.min)
		res.min=left.min;
	else
		res.min=right.min;
	return res;
}


int main(){
	MaxMin tt=findMaxMin(a,5,9);
	cout<<tt.max<<" "<<tt.min<<endl; 
	return 0;
}