#include <algorithm>
#include <iostream>
#include <string>
 
int main()
{
  std::string heuhaufen = "Mississippi";
  std::string nadel = "is";
 
  auto r = std::ranges::find_end(heuhaufen, nadel);
  auto n = r.begin() - heuhaufen.begin();	

  std::cout 
    << heuhaufen << '\n'
    << std::string(n, ' ') << nadel << '\n';
}