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whatalnk/agc030-a.rb

Last active January 19, 2019 09:33
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AtCoder AGC #030 A
Raw
agc030-a.rb
# https://atcoder.jp/contests/agc030/submissions/4044101
a, b, c = gets.chomp.split(" ").map(&:to_i)
ans = 0
if c >= a
ans += a
c -= a
if c >= b
ans += b * 2
c -= b
if c > 0
ans += 1
end
else
ans += c
ans += b
end
else
ans += c
c = 0
ans += b
end
puts ans
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