# your code goes here
crave=['word1','word2','word3','word4','word5','word6','word7']
n=len(crave)
ITEM=[]
i=0
while 1:
buff=[]
for ii in range(min (n-i, 3)):
buff.append(crave[i+ii])
ITEM.append(buff)
i=i+3
if i>n:
break
print ITEM
IyB5b3VyIGNvZGUgZ29lcyBoZXJlCmNyYXZlPVsnd29yZDEnLCd3b3JkMicsJ3dvcmQzJywnd29yZDQnLCd3b3JkNScsJ3dvcmQ2Jywnd29yZDcnXQoKbj1sZW4oY3JhdmUpCklURU09W10KaT0wCndoaWxlIDE6CiAgIGJ1ZmY9W10KICAgZm9yIGlpIGluIHJhbmdlKG1pbiAobi1pLCAzKSk6CiAgCSBidWZmLmFwcGVuZChjcmF2ZVtpK2lpXSkKICAgSVRFTS5hcHBlbmQoYnVmZikKICAgaT1pKzMKICAgaWYgaT5uOgogICAgICBicmVhawpwcmludCBJVEVN