CUSIP: Difference between revisions

=={{header|MiniScript}}==

<syntaxhighlight lang="miniscript">isCusip = function(s)

if s.len != 9 then return false

sum = 0

for i in range(0, 7)

c = s[i]

v = 0

if c >= "0" and c <= "9" then

v = code(c) - 48

else if c >= "A" and c <= "Z" then

v = code(c) - 55

else if c == "*" then

v = 36

else if c == "@" then

v = 37

else if c == "#" then

v = 38

else

return false

end if

if i%2 == 1 then v *= 2 // check if odd as using 0-based indexing

sum += floor(v/10) + v%10

end for

return code(s[8]) - 48 == (10 - (sum%10)) % 10

end function

candidates = [

"037833100", "17275R102", "38259P508",

"594918104", "68389X106", "68389X105",

]

for candidate in candidates

s = "valid"

if not isCusip(candidate) then s = "invalid"

print candidate + " -> " + s

end for</syntaxhighlight>

{{out}}

<pre>037833100 -> valid

17275R102 -> valid

38259P508 -> valid

594918104 -> valid

68389X106 -> invalid

68389X105 -> valid

</pre>