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  1. #include <stdio.h>
  2.  
  3. void swap(int *a,int *b){
  4. int c=*a;
  5. *a=*b;
  6. *b=c;
  7. }
  8. void sort(int *x,int *y){
  9.  
  10. 	if(*x<*y){
  11. 		swap(x,y);
  12. 	}
  13. }
  14.  
  15. int main(void) {
  16. 	int x=10;
  17. 	int y=20;
  18. 	printf("sort前:%d %d\n",x,y);
  19. 	sort(&x,&y);
  20. 	printf("sort後:%d %d\n",x,y);
  21.  
  22. 	return 0;
  23. }
  24.  
Success #stdin #stdout 0s 5320KB
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stdin
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Standard input is empty
stdout
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sort前:10 20
sort後:20 10
https://ideone.com/UJWHai
language:
C99 (gcc 8.3)
created:
1 hour ago
visibility:
public

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