add new solutions
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30 changed files with 697 additions and 16 deletions
31
solutions/3/q345/solution.go
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31
solutions/3/q345/solution.go
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@ -0,0 +1,31 @@
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package q345
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func isVowel(b byte) bool {
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switch b {
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case 'a', 'e', 'i', 'o', 'u', 'A', 'E', 'I', 'O', 'U':
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return true
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}
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return false
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}
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func reverseVowels(s string) string {
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edit := []byte(s)
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l, r := 0, len(edit)-1
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for l < r {
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for l < r && !isVowel(edit[l]) {
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l++
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}
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for l < r && !isVowel(edit[r]) {
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r--
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}
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if l < r {
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edit[l], edit[r] = edit[r], edit[l]
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l++
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r--
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}
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}
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return string(edit)
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}
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var _ = reverseVowels
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