In this task, find the most appropriate number to replace the blank (indicated with _ ) and express it in words.

Ex Input:
Pangolins walk on all _ of their stout limbs, which are adapted for digging.

Ex Output:
four


Ex Input:
Fungi combine the advantages of the _ reproductive modes.

Ex Output:
two


Ex Input:
Recluses have _ obvious coloration patterns on the abdomen or legs, and the legs lack spines.

Ex Output:

no