这个程序编译没错误 运行的时候提示错误而不能运行

class  peidui

{

private:

 char  *name;

 char  *sex;

public:

   peidui(char *name1,char *sex1);

   void  zhu();

   ~peidui();



};

#include<string.h>

#include<iostream.h>

#include"peidui.h"

peidui::peidui(char *name1,char *sex1)

{

  name=new char[strlen(name1)+1];

  strcpy(name,name1);

  sex=new char[strlen(sex1)+1];

  strcpy(sex,sex1);



}

void peidui::zhu()

{

      char  man[100][10],woman[100][10];

      int i,j,k,m,flag;

      char *a,*b;

      i=j=0;

      k=1;

      cout<<"请输入舞会人的总数:";

      cin>>flag;

 for( m=0;m <100;m++) 

  { 

    strcpy(man[m],"null"); 

   strcpy(woman[m],"null"); 

  }



while(flag!=0)

  {    cout<<"请输入舞会的姓名和性别:";

      cin>>a>>b;

   if(strcmp(b,"nan")&&strcmp(b,"nv"))

   {

      cout<<"性别输入错误,请重新输入性别";

      cin>>b;

   }

   if(strcmp(b,"nan"))    

   {

	strcpy(man[i],a); 

     i++;

   }  

   else if(strcmp(b,"nv"))

   {  

	  strcpy(woman[j],a); 

     j++;

   }



 flag--;



}

   while(strcmp(man[k-1],"null")&&strcmp(woman[k-1],"null"))

   {

	   cout<<"第"<<k<<"组舞伴,男: "<<man[k-1]<<"  女: "<<woman[k-1];

       k++;

   }

}



peidui::~peidui()

{

    delete[]name;

	delete[]sex;



}

#include<iostream.h>

#include"peidui.cpp"

void main()

{

    peidui  people("lijineng","nan");

	people.zhu();



}