mirror of https://github.com/01-edu/public.git
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
37 lines
471 B
37 lines
471 B
package is |
|
|
|
import ( |
|
"math/big" |
|
"unicode" |
|
) |
|
|
|
func Digit(s string) bool { |
|
for _, r := range s { |
|
if !unicode.IsDigit(r) { |
|
return false |
|
} |
|
} |
|
return true |
|
} |
|
|
|
func Lower(s string) bool { |
|
for _, r := range s { |
|
if !unicode.IsLower(r) { |
|
return false |
|
} |
|
} |
|
return true |
|
} |
|
|
|
func Upper(s string) bool { |
|
for _, r := range s { |
|
if !unicode.IsUpper(r) { |
|
return false |
|
} |
|
} |
|
return true |
|
} |
|
|
|
func Prime(i int) bool { |
|
return big.NewInt(int64(i)).ProbablyPrime(0) |
|
}
|
|
|