12 lines
221 B
Swift
12 lines
221 B
Swift
let letters = readLine()!
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let count = letters.reduce(into: [:]){ counts, letter in counts[letter, default: 0] += 1 }
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let s = "aeiou"
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var ans = 0
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for c in s {
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if let n = count[c] {
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ans += n
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}
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}
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print(ans) |