setw in c++
#include<iostream>
#inclue<iomanip>
// Introducing the concept of setw//
using namespace std;
int main()
{
int i = 13;
cout<<setw(19)<<i;
}setw in c++
#include<iostream>
#inclue<iomanip>
// Introducing the concept of setw//
using namespace std;
int main()
{
int i = 13;
cout<<setw(19)<<i;
}setw in c++
setw(int n)set c++
// constructing sets
#include <iostream>
#include <set>
bool fncomp (int lhs, int rhs) {return lhs<rhs;}
struct classcomp {
bool operator() (const int& lhs, const int& rhs) const
{return lhs<rhs;}
};
int main ()
{
std::set<int> first; // empty set of ints
int myints[]= {10,20,30,40,50};
std::set<int> second (myints,myints+5); // range
std::set<int> third (second); // a copy of second
std::set<int> fourth (second.begin(), second.end()); // iterator ctor.
std::set<int,classcomp> fifth; // class as Compare
bool(*fn_pt)(int,int) = fncomp;
std::set<int,bool(*)(int,int)> sixth (fn_pt); // function pointer as Compare
return 0;
}Copyright © 2021 Codeinu
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