Jan. 24, 2022, 8:16 a.m. by gerrymax
that the Protonmail account temporarily unavailable, then this is because there is anything that looks like an attempt by an attacker to access your account. Protonmail's security system will automatically identify and flag it. When you are at high risk, Protonmail may also temporarily lock your account to prevent the attacker from accessing it. Further, a corrupt browser cache is often the cause of this problem. Therefore, you should clear the browser's cache and restart the browser. Also, you may need to change your domain if you want Protonmail to accept your account else it will restrict users from logging into their accounts.
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An example of an DNA string (whose alphabet contains the symbols A, C, G, and T) is ATGCTTCAGAAAGGTCTTACG.
Given: A DNA string
Return: Four integers corresponding to the number of times that the symbols A, C, G, and T occur in
20 12 17 21