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  1. /* kadai061 */
  2. /* ポインタを使ったサンプルプログラム */
  3. /* 2017.10.16 H.Arai */
  4. #include <stdio.h>
  5. int main(void) {
  6. int a, b; /* 普通の変数 */
  7. int *pa, *pb; /* ポインタ変数 */
  8. a = 200;
  9. b = 300;
  10. pa = &a;
  11. pb = &b;
  12. *pa = a + b + 100;
  13. printf("a=%d b=%d \n",a,b);
  14. *pb = *pa + *pb;
  15. pb = pa;
  16. *pa = *pa + a + b + 100;
  17. printf("a=%d b=%d \n",a,b);
  18. return 0;
  19. }
Success #stdin #stdout 0s 5280KB
comments (?)
stdin
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Standard input is empty
stdout
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a=600 b=300 
a=2200 b=900
https://ideone.com/uekNQ2
language:
C (gcc 8.3)
created:
7 days ago
visibility:
public

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