TupleCPP, C++ (gcc)

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//g++  7.4.0

//this code is created by Rezaul Hoque on October 07,2021;contact: jewelmrh@yahoo.com
//note: codes shared by Rezaul Hoque on rextester are not for sale; they are created and shared to facilitate the algorithm learning process; many like Hoque use this platform to practice programming ;Rezaul hopes his contribution helps others to fine tune their learning;

#include <fstream>
#include <iostream>
#include <iomanip>
#include <string>
#include <tuple>

int main()
{
std::cout<<"^";
std::cout.width(25);
std::cout.fill('^');
std::cout<<"\n";
std::cout<<"^";
std::cout.width(25);
std::cout.fill('^');
std::cout<<"\n";
std::tuple<std::string,char> tup1;//default
tup1 =std::make_tuple("\nTime",':');

std::tuple<std::string,char> tup2(tup1);//copy
std::tuple<char,char,char> tup3(std::make_tuple('O','c','t'));//move
auto tup4= std::make_tuple(7,2021);
std::tuple<std::string,int> tuptop;
tuptop= std::make_tuple("\nTuple in action:\n",1);
std::string title;
std::tie(title,std::ignore)=tuptop;
std::cout<<title<<"\n";
std::cout<<std::get<0>(tup3);
std::cout<<std::get<1>(tup3);
 std::cout<<std::get<2>(tup3);
std::cout<<" ";
std::cout<<std::get<0>(tup4);
std::cout<<",";
std::cout<<std::get<1>(tup4);
std::tuple<float, std::string> time(12.40," hours\n");
std::tuple<double, std::string> hr(time);//conversion
auto tuptime = std::tuple_cat(tup2,hr);
std::cout<<"\n";
std::cout<<std::get<0>(tuptime);
std::cout<<std::get<1>(tuptime);
std::cout.setf(std::ios::showpoint);
std::cout<<std::get<2>(tuptime);
std::cout<<std::get<3>(tuptime);

auto sig=std::make_tuple("\n          --","Rezaul Hoque\n");
std::cout<<std::get<0>(sig);
std::cout<<std::get<1>(sig);

std::cout<<"^";
std::cout.width(25);
std::cout.fill('^');
std::cout<<"\n";
std::cout<<"^";
std::cout.width(25);
std::cout.fill('^');
std::cout<<"\n";
return 0;
}

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Compilation time: 0.73 sec, absolute running time: 0.15 sec, cpu time: 0.01 sec, memory peak: 5 Mb, absolute service time: 1 sec