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