兩數對調

tonyh

1. #include<iostream>
   
2. #include<cstdlib>
   
3. using namespace std;
   
4. int main()
   
5. {
   
6.     int x, y, tmp;
   
7.     cout<<"依序輸入兩個正整數: ";
   
8.     cin>>x>>y;
   
9.     cout<<endl<<"對調前: x="<<x<<" y="<<y<<endl<<endl;
   
10.    
    
11.     tmp=x;
    
12.     x=y;
    
13.     y=tmp;
    
14. 
    
15.     cout<<endl<<"對調後: x="<<x<<" y="<<y<<endl<<endl;
    
16.     system("pause");
    
17.     return 0;
    
18. }

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