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