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Type: Posts; User: boyhailong

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  1. Replies
    9
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    3,100

    ok!thank you!

    ok!thank you!
  2. Replies
    9
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    3,100

    if don't use std::string ,how to write ?

    if don't use std::string ,how to write ?
  3. Replies
    9
    Views
    3,100

    the operator "="error in class "String"

    #include <iostream>
    using namespace std;
    class String
    {
    public:
    String(const char *str = NULL); // 通用构造函数
    String(const String &another); // 拷贝构造函数
    ~ String(); // 析构函数
    String& operator...
  4. thank you for your answer. ihave correct it and...

    thank you for your answer. ihave correct it and test correctly.
  5. erroe when write the member function“mergeList” in a linear list

    #include<iostream>
    using namespace std;
    const int DefaultSize = 100;
    class List
    {
    public:
    List();
    List(size_t size);
    List(List &L);
    ~List();
  6. Replies
    5
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    1,623

    ok , that's the thing ,i correct it ,thank you !

    ok , that's the thing ,i correct it ,thank you !
  7. Replies
    5
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    1,623

    type casting error

    i just want to calculate the length of char*,so i write

    int len(char* str)
    {
    int i = 0;
    while (*str != "/0")
    {
    ++i;
    ++str;
    }
  8. how to write mergeList in a liner List C++ class writing by array

    i just write a class below :

    #include<iostream>
    using namespace std;
    const int DefaultSize = 100;
    class List
    {
    public:
    List();
    List(size_t size);
  9. What is one possible symptom of having called free on the same block of memory twice?

    who can explain ? thank you
  10. Replies
    10
    Views
    1,896

    yes , the template programming just can solve the...

    yes , the template programming just can solve the question !
  11. Replies
    5
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    1,606

    that's right! the size of the array should be...

    that's right! the size of the array should be included in the display function not compare with NULL, because the compile just take 0 as NULL, so when *t=0,the loop is over ,and you do twice...
  12. Replies
    11
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    1,668

    i think in this easy program , the easy syntax...

    i think in this easy program , the easy syntax structure is enough !
  13. Replies
    2
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    1,047

    show your code maybe clear!

    show your code maybe clear!
  14. Replies
    3
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    1,760

    very good !

    very good !
  15. Replies
    5
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    2,895

    it looks like C#

    it looks like C#
  16. Replies
    8
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    2,330

    you can write like this : //Purse #include...

    you can write like this :

    //Purse
    #include <iostream>
    #include <iomanip>
    #include <string>
    using namespace std;

    class Purse
    {
  17. you can clear the buffer in cin before input just...

    you can clear the buffer in cin before input just like this :

    // print your name n times

    #include <iostream>
    #include <cstdlib>
    #include <cstring>
    #include <string>
    using namespace std;
  18. Replies
    10
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    1,645

    #include using namespace std; class X...

    #include<iostream>
    using namespace std;
    class X
    {
    private:
    int x;
    public:
    X():x(){};
    void d(){cout<<x;};
    void test(X p)
  19. Replies
    5
    Views
    1,319

    good !

    good !
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