楊侍穎

1. #include<iostream>     //in & out stream
   
2. #include<cstdlib>      //c standard library
   
3. using namespace std;   //name using space
   
4. int main()
   
5. {
   
6.     cout<<"hello world!"<<endl;
   
7.     system("pause");       //to pause the screen
   
8.     return 0;              //finish program,and reset
   
9. }

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