BitMagic-C++
sample20.cpp
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1/*
2Copyright(c) 2002-2017 Anatoliy Kuznetsov(anatoliy_kuznetsov at yahoo.com)
3
4Licensed under the Apache License, Version 2.0 (the "License");
5you may not use this file except in compliance with the License.
6You may obtain a copy of the License at
7
8 http://www.apache.org/licenses/LICENSE-2.0
9
10Unless required by applicable law or agreed to in writing, software
11distributed under the License is distributed on an "AS IS" BASIS,
12WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13See the License for the specific language governing permissions and
14limitations under the License.
15
16For more information please visit: http://bitmagic.io
17*/
18
19/** \example sample20.cpp
20
21 Example for shifting - insertion of bits.
22
23 \sa bm::bvector::insert
24 \sa bm::bvector::shift_right
25*/
26
27/*! \file sample20.cpp
28 \brief Example: bvector<> - bit-shifts
29*/
30
31#include <iostream>
32
33#include "bm.h"
34
35using namespace std;
36
37// Utility template function used to print container
38template<class T> void PrintContainer(T first, T last)
39{
40 if (first == last)
41 cout << "<EMPTY SET>";
42 else
43 for(;first != last; ++first)
44 cout << *first << ", ";
45 cout << endl;
46}
47
48int main(void)
49{
50 try
51 {
52 bm::bvector<> bv { 1, 10, 100 };
53
54 cout << "Source set:";
55 PrintContainer(bv.first(), bv.end());
56
57 // shift the vector right by 1
58 //
59 bv.shift_right();
60 PrintContainer(bv.first(), bv.end()); // 2, 11, 101
61
62 // insert 0 bit into position 0 (equivalent of shift_right)
63 //
64 bv.insert(0, false);
65 PrintContainer(bv.first(), bv.end()); // 3, 12, 102
66
67 // insert at a random position
68 bv.insert(4, true);
69 PrintContainer(bv.first(), bv.end()); // 3, 4, 13, 103
70
71 }
72 catch(std::exception& ex)
73 {
74 std::cerr << ex.what() << std::endl;
75 return 1;
76 }
77
78
79 return 0;
80}
81
Compressed bit-vector bvector<> container, set algebraic methods, traversal iterators.
Bitvector Bit-vector container with runtime compression of bits.
Definition bm.h:108
void PrintContainer(T first, T last)
Definition sample20.cpp:38
int main(void)
Definition sample20.cpp:48