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add ads::print_data for linked list printing

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modified:   as1/assignment01_159201.cpp
This commit is contained in:
mooophy
2014-12-03 16:01:51 +13:00
parent cd9fda177a
commit e0b34af082
1 changed files with 32 additions and 15 deletions
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47
assignment1/as1/assignment01_159201.cpp
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@@ -5,6 +5,9 @@
namespace ads{ namespace ads{
/**
* @brief Node
*/
struct Node struct Node
{ {
int row ; int row ;
@@ -13,15 +16,34 @@ struct Node
Node *next ; Node *next ;
}; };
/**
* @brief operator << for Node
*/
inline std::ostream& inline std::ostream&
operator<<(std::ostream& os, Node const& rhs) operator<<(std::ostream& os, Node const& rhs)
{ {
return os << rhs.row << " " << rhs.column << " " << rhs.value << std::endl; return os << rhs.row << " " << rhs.column << " " << rhs.value << std::endl;
} }
///////////////////////////////////////////////////////////////////////////////
//! forward declarations
template<typename T> class SparseMatrix;
template<typename T> std::ostream& print_data(SparseMatrix<T> const& m);
/**
* @brief SparseMatrix
*
* using linked list for data storing
*/
template<typename Node> template<typename Node>
class SparseMatrix class SparseMatrix
{ {
friend std::ostream& print_data<Node>(SparseMatrix const& m);
public: public:
using ValueType = decltype(Node::value); using ValueType = decltype(Node::value);
using IndexType = decltype(Node::row); using IndexType = decltype(Node::row);
@@ -146,27 +168,22 @@ private:
}; };
template<typename T>
inline std::ostream& print_data(SparseMatrix<T> const& m)
{
for(auto curr = m.head_; curr; curr = curr->next)
std::cout << curr->value << " ";
return std::cout;
}
}//namespace }//namespace
int main() int main()
{ {
ads::SparseMatrix<ads::Node> m{"matrix1.txt"}; ads::SparseMatrix<ads::Node> m{"matrix1.txt"};
std::cout << "size : " <<m.data_size() << std::endl; std::cout << "size : " <<m.data_size() << std::endl;
ads::print_data(m);
return 0; return 0;
} }
//! output:
//Matrix dimensions 4 4
//ads> added:0 1 1
//ads> added:1 2 2
//ads> added:2 1 3
//ads> added:2 3 4
//ads> added:3 3 5
//size : 5