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  1. #include <stdio.h>
  2.  
  3. int main(void)
  4. {
  5. int a = 10;
  6. int *p ;
  7. p = &a ;
  8.  
  9. *p = 100;
  10.  
  11. printf("変数aの値 = %d\n", a);
  12.  
  13. return 0;
  14. }
  15.  
Success #stdin #stdout 0s 5328KB
stdin
Standard input is empty
stdout
変数aの値 = 100