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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.  
  9.  
  10. void sort(int *x,int *y){
  11. 	if(*x<*y){
  12. 		swap(x,y);
  13. 	}
  14. }
  15.  
  16. int main(void) {
  17. 	int x=1;
  18. 	int y=4;
  19.  
  20. 	printf("sort前: x=%d y=%d\n",x,y);
  21. 	sort(&x,&y);
  22.  
  23. 	printf("sort後: x=%d y=%d\n",x,y);
  24.  
  25.  
  26.  
  27. 	return 0;
  28. }
  29.  
Success #stdin #stdout 0s 5320KB
comments (?)
stdin 
Standard input is empty
stdout 
sort前: x=1 y=4
sort後: x=4 y=1
https://ideone.com/2Zk6XF
language:
C99 (gcc 8.3)
created:
2 days ago
visibility:
public

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