Mega Code Archive
Transform all elements into deque from set by multiplying 10
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/* The following code example is taken from the book
* "The C++ Standard Library - A Tutorial and Reference"
* by Nicolai M. Josuttis, Addison-Wesley, 1999
*
* (C) Copyright Nicolai M. Josuttis 1999.
* Permission to copy, use, modify, sell and distribute this software
* is granted provided this copyright notice appears in all copies.
* This software is provided "as is" without express or implied
* warranty, and with no claim as to its suitability for any purpose.
*/
#include <iostream>
#include <set>
#include <deque>
#include <algorithm>
using namespace std;
/* PRINT_ELEMENTS()
* - prints optional C-string optcstr followed by
* - all elements of the collection coll
* - separated by spaces
*/
template <class T>
inline void PRINT_ELEMENTS (const T& coll, const char* optcstr="")
{
typename T::const_iterator pos;
std::cout << optcstr;
for (pos=coll.begin(); pos!=coll.end(); ++pos) {
std::cout << *pos << ' ';
}
std::cout << std::endl;
}
int main()
{
set<int,greater<int> > coll1;
deque<int> coll2;
// insert elements from 1 to 9
for (int i=1; i<=9; ++i) {
coll1.insert(i);
}
PRINT_ELEMENTS(coll1,"initialized: ");
// transform all elements into coll2 by multiplying 10
transform (coll1.begin(),coll1.end(), // source
back_inserter(coll2), // destination
bind2nd(multiplies<int>(),10)); // operation
PRINT_ELEMENTS(coll2,"transformed: ");
}
initialized: 9 8 7 6 5 4 3 2 1
transformed: 90 80 70 60 50 40 30 20 10
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