C++ Function to print contents of an unnested Int Vector

printIntVector.cpp

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


void printIntVector(vector<int>& nums){
    string s;
    for(auto it = nums.begin();it!=nums.end(); ++it){
        s.append(to_string(*it));
        s.append(", ");
    }
    std::cout << s.substr(0,s.length()-2);
}