local read, write = io.read, io.write
local b=2
local n, sum
n = 1
while n <= 100 do
sum = 1
b = 2
while b < n do
if n%b == 0 then
sum = sum + b
end
b = b+1
end
if sum == n then write(n+"\n")
end
n = n + 1
end
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