#include<stdio.h>
void swap(int *x, int *y);
void sort(int *x, int *y);
int main(void)
{
int x,y;
sort(&x, &y);
return 0;
}
void sort(int*x, int*y){
if(*x<*y){
swap(x,y);
}
}
void swap(int*x, int*y)
{
int temp =*x;
*x=*y;
*y=temp;
}
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