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  1. #include <stdio.h>
  2.  
  3. void swap(int *a,int*b){
  4.  int w=*a;
  5.  *a=*b;
  6.  *b=w;
  7. }
  8. void sort(int *x,int *y){
  9.  if(*x<*y){
  10.   swap(x,y);
  11.  }
  12. }
  13.  
  14. int main(void) {
  15.  int x=2,y=7;
  16.  sort(&x,&y);
  17.  printf("降順に並び替えた結果：x=%d,y=%d\n",x,y);
  18.  return 0;
  19. }
Success #stdin #stdout 0.01s 5320KB
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降順に並び替えた結果：x=7,y=2
https://ideone.com/MYPIpX
language:
C (gcc 8.3)
created:
1 day ago
visibility:
public

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