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11 lines
195 B
11 lines
195 B
5 years ago
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package solutions
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func IsAlpha(s string) bool {
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for _, r := range s {
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if !((r >= 'a' && r <= 'z') || (r >= 'A' && r <= 'Z') || (r >= '0' && r <= '9')) {
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return false
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}
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}
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return true
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}
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