#include <iostream>
#include<string>
using namespace std;

void print(int a[], int n ,int i){
    cout<<i <<":";
    for(int j= 0; j<8; j++){
        cout<<a[j] <<" ";
    }
    cout<<endl;
}

void selectSort(int a[], int n)
{
    for(int i=0;i<n;++i)
    {
        int index=i;
        for(int j=i+1;j<n;++j)
        {
            if(a[j]<a[index])
                index=j;
        }
        swap(a[index],a[i]);
        print(a,n,i);
    }
    
}

int main(){
    int a[8] = {3,1,5,7,2,4,9,6};
    selectSort(a,8);
    print(a,8,8);
}