Selection Sort

#include<iostream>
using namespace std;

void selection(int arr[], int S){
    int select,minValue,minIndex,i;

    for(select=0; select<S-1; select++){
        minIndex=select;
        minValue=arr[select];

        for(i=select+1; i<S;i++){
            if(arr[i]<minValue){
                minValue=arr[i];
                minIndex=i;
            }
        }
        arr[minIndex]=arr[select];
        arr[select]=minValue;
    }
}
int main(){


    int i,n;
    cout<<"enter Array size"<<endl;
    cin>>n;
    int a[n];
    std::cout << "Enter array numbers" << std::endl;

    for(i=0; i<n;i++){
        cin>>a[i];
    }

    selection(a,n);

for(i=0; i<n;i++){
        cout<<" "<<a[i];
    }



}