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#! /usr/bin/lua
function digitcountvalue(a)
local c = {}
for ix = 1, #a do
c[ix - 1] = 0
end
for _, n in ipairs(a) do
if c[n] == nil then
c[n] = 1
else
c[n] = c[n] + 1
end
end
for ix = 1, #a do
if a[ix] ~= c[ix - 1] then
return false
end
end
return true
end
if digitcountvalue({1, 2, 1, 0}) then
io.write("Pass")
else
io.write("FAIL")
end
io.write(" ")
if not digitcountvalue({0, 3, 0}) then
io.write("Pass")
else
io.write("FAIL")
end
print("")
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