#include <stdio.h>

int main(){
	int x,j,d,s,h;
	
	scanf("%d",&x);
	if(x<0)
		x*=-1; /* jer hocemo da uzmemo u obzir i negativne vr. */
	if(x<1000 || x>9999){
		printf("Nekorektan unos.\n");
		return;
	}
	
	j = x%10;
	d = (x/10)%10;
	s = (x/100)%10;
	h = (x/1000)%10;

	if(h>s && s>d && d>j)
		printf("Uredjeni opadajuce.\n");
	else if(j>d && d>s && s>h)
		printf("Uredjeni rastuce.\n");
	else
		printf("Neuredjeno.\n");
	return 0;
}