输出x,y,z的大小

#include<iostream>
using namespace std;
int asending(int &x,int &y);
int main()
{
    cout<<"输入数字x=： ";
    int x;
    cin>>x;
    cout<<"输入数字y=： ";
    int y;
    cin>>y;
    cout<<"输入数字z=： ";
    int z;
    cin>>z;
    while(asending(x,y)==0){
        if(z<=x)
            cout<<z<<" "<<x<<" "<<y<<endl;
        else if(z>x&&z<=y)
            cout<<x<<" "<<z<<" "<<y<<endl;
        else if(z>y)
            cout<<x<<" "<<y<<" "<<z<<endl;
        break;
    }
    return 0;
}
int asending(int &x,int &y)
{
    if(x<=y)
        return 0;
    else{
        int temp=x;
        x=y;
        y=temp;
        return 1;
    }
}