Does the input match the regular expression? Regular Expression: ^*,°*$ Input: Twain,°Mark

Which of the following cryptographic hash algorithms is the safest to choose for security-related actions?

Does the input match the regular expression? Regular Expression: ^{1,3}(\.{1,3}){2}\.{1,3}$ Input: 100.000.000.000

Does the input match the regular expression? Regular Expression: ^(|)*$ Input: The°end

Does the input match the regular expression? Regular Expression: ^(Y(es)?|No?)$ Input: No

Does the input match the regular expression? Regular Expression: ^+(°+)*$ Input: This°is°a°test.

Does the input match the regular expression? Regular Expression: ^-{4}-+$ Input: Z-1000-7

Does the input match the regular expression? Regular Expression: + Input: 5E77

Does the input match the regular expression? Regular Expression: ^-{4}-+$ Input: P-AAAA-73

Does the input match the regular expression? Regular Expression: ^https?://+(\.+)*(/+)*/?$ Input: https://gmu.edu