#include<stdio.h>
void main()
{
void exchange(int *q1,int *q2,int *q3);
int a,b,c,*p1,*p2,*p3;
scanf("%d,%d,%d",&a
,&b
,&c
); p1=&a;p2=&b;p3=&c;
exchange(p1,p2,p3);
}
void exchange(int *q1,int *q2,int *q3)
{
void swap(int *pt1,int *pt2);
if(*q1<*q2)swap(q1,q2);
if(*q1<*q3)swap(q1,q3);
if(*q2<*q3)swap(q2,q3);
}
void swap(int *pt1,int *pt2)
{
int temp;
temp=*pt1;
*pt1=*pt2;
*pt2=temp;
}
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