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22 lines
274 B
Go
22 lines
274 B
Go
package strings
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func isUpper(s string) bool {
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for i := range s {
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c := s[i]
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if c >= 'a' && c <= 'z' {
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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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func isLower(s string) bool {
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for i := range s {
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c := s[i]
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if c >= 'A' && c <= 'Z' {
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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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