#include<stdio.h>
int main()
{
int a,b,c;
scanf("%d %d %d",&a
,&b
,&c
);
if(((a<=b)&&(b<c))||((a==b)&&(b==c)))
else if((a<c)&&(c<=b))
else if((b<a)&&(a<=c))
else if((b<=c)&&(c<a))
else if((c<=a)&&(a<b))
else if((c<b)&&(b<=a))
return 0;
}
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