Bob is learing string manipulation. Today his teacher gives him a string of characters strictly between 'a'-'z' and asks him whether the given string is good or not. A string is said to be good if the number of pairs of consecutive letters having positive difference less than or equal to 5 is four or more.
input
It consist of an integer t and the next t lines each contains string having elements strictly between 'a'-'z'.
output
print "good" without quotes if the condition is true
print "not good" without quotes if the condition is false
Constraints
1<=t<=10
1<=N<=10^5