#include <cstdio>
#include <algorithm>
using namespace std;
int niz [ 10 ];
int sol;
int main ( ) {
    for ( int i = 0 ; i < 8 ; i++)
        scanf("%d",&niz [ i ] );

    sol = 0;
    for ( int i = 0 ; i < 8 ; i++)
        if ( niz [ i ] != i + 1 ) sol = 1;

    if ( sol == 0 ) {
        printf("uzlazno\n");
        return 0;
    }

    for ( int i = 0 ; i < 8 ; i++) {
        if ( niz [ i ] != 8 - i ) sol = 2;
    }


    if ( sol == 1 ) {
        printf("silazno\n");
        return 0;
    }

    printf("razlozeno\n");


    return 0;
}