insertion c++

#include <iostream>
#include<vector>
#include<sstream>

using namespace std;

vector<int> insertionSort(vector<int> numbers){
    int temp;
    for(int i=0; i<numbers.size()-1; i++){
        for(int j=i; j > 0; j--){
            if(numbers[j-1] > numbers[j]){
                temp = numbers[j-1];
                numbers[j-1] = numbers[j];
                numbers[j] = temp;
            }
        }
    }
    return numbers;
}

int main()
{

    int n;
    string str;
    vector<int> ints;

    cout<<"Enter the array to be sorted : ";
    cin>>str;

    for (string::iterator it = str.begin(); it != str.end(); ++it) {
        if (*it == ',') {
            *it = ' ';
        }
        else continue;
    }

    stringstream ss(str);

    while(ss >> n){
        ints.push_back(n);
    }

    ints = insertionSort(ints);
    cout<<"\nThe Array after sorting is : ";
    for(int i=0; i<ints.size(); i++){
        cout<<ints[i]<<" ";
    }
}