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啊哦c

1. #include <stdio.h>
   
2. #include <stdlib.h>
   
3. int main()
   
4. {int a,b,c1;
   
5. a=10;
   
6. b=5;
   
7. c1=a-b;
   
8. c2=a+b;
   
9.     printf("%d",c1);
   
10.     printf("%d",c2);
    
11.     return 0;
    
12. }
    

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