#include <iostream>
#include <string>
using namespace std;
int main()
{ string str1;
  string str2="You name is :";
  cout<<"Enter you name "<<endl;
  cin>>str1;
  cout<<str2<<" "<<str1<<endl;
  cout <<str1.size()<<endl;
  string str3 =str1 +str2;
  cout<<str3;
  cin.get();
  return 0;
} 
 最后运行时,运行窗口只是一闪,窗口就不见了,请问如何停留住运行窗口····