#include <iostream>
#include <vector>
#include <algorithm>
using std::vector;
using std::cout;
using std::endl;
void print(int n) {
cout << n << " ";
}
int main()
{
vector<int> vec1{ 13, 12, 300, 98, 81 }, vec2{ 1, 2, 3, 4, 5 };
swap_ranges(vec1.begin() + 1, vec1.end() - 1, vec2.begin() + 1);
for_each(vec1.begin(), vec1.end(), print);
cout << endl;
for_each(vec2.begin(), vec2.end(), print);
cout << endl;
return 0;
}
/*
run:
13 2 3 4 81
1 12 300 98 5
*/