#################################1번풀이
# a = int(input())
#
# list = [[0 for j in range(a)] for i in range(a)] # 이차원 배열 선언,( 가로 a, 세로 a, 0으로 초기화된)
# k=1
# for i in range(a):
# if i%2==0 :
# for j in range(a):
# list[i][j]=k
# k+=1
# else :
# for j in range(a-1,-1,-1) :
# list[i][j] = k
# k += 1
#
#
# for i in range(a):
# for j in range(a):
# print(list[i][j],end=' ')
# print()
######################################
#################################2번풀이 (비추)
# a = int(input())
#
# list =[ [] for i in range(a) ]
#
# k=1
# for i in range(a):
# if i%2==0 :
# for j in range(a):
# list[i].append(k)
# k+=1
# else :
# for j in range(k+a-1,k-1,-1) :
# list[i].append(j)
# k+=a
#
# print(list)
################################
#
# a = int(input())
#
# list = [[0 for j in range(a)] for i in range(a)]
# k=1
# for i in range(a):
# if i%2==0 :
# for j in range(a-1,-1,-1):
# list[i][j]=k
# k+=1
# else :
# for j in range(a) :
# list[i][j] = k
# k += 1
#
#
# for i in range(a):
# for j in range(a):
# print(list[i][j],end=' ')
# print()
# list = [[0 for j in range(a)]for i in range(a)]
# a = int(input())
# sum = 0
# list = [[i+j*a+1 for i in range(a)]for j in range(a)]
# for i in range(a):
# for j in range(a):
# if i == a-1 or i == 0 or j == 0 or j == a -1:
# sum = sum + list[i][j]
# print(sum)
# a = int(input())
# list = [[0 for j in range(a)]for i in range(a)]
# k = 1
# for j in range(a):
# if j%2 == 0:
# for i in range(a):
# list[i][j] =k
# k+= 1
# else :
# for i in range(a-1,-1,-1):
# list[i][j] = k
# k += 1
# for i in range(a):
# for j in range(a):
# print(list[i][j],end =' ')
# print()
# a = int(input())
# list = [[0 for j in range(a)]for i in range(a)]
# k = 1
# for j in range(a):
# if j%2 == 0:
# for i in range(a-1,-1,-1):
# list[i][j] =k
# k+= 1
# else :
# for i in range(a):
# list[i][j] = k
# k += 1
# for i in range(a):
# for j in range(a):
# print(list[i][j],end =' ')
# print()
list = [ [] for i in range(11)]
list = [ [] for i in range(11)]for i in range(11): list = [map(int, input().split())]for j in range(10): if list[9][j] == 1: for i in range(9,-1,-1): if list[i][j] > 0: print(j,'crash') elif list[i][j] < 0: print(j, 'fall') else : print(j,'safe')