A                   2
B                   1
D                   1
I                   1
L                   1
N                   1
O                   2
R                   1
T                   2
This                1
U                   1
W                   1
a                   1
and                 1
characters          1
column              1
do                  3
end                 2
every               2
in                  1
initial             1
input               2
lcase               1
left                1
letters             4
line                3
local               1
main                2
many                1
n                   2
procedure           3
processes           1
results             1
scan                1
sort                1
standard            1
static              1
t                   4
tab                 2
table               1
the                 2
ucase               1
upto                1
using               1
while               1
wide                1
with                1
wordcount           2
words               1
write               1
writes              1
x                   3
y                   4