In c++ if possible i have tried everything i can quite get it: Write a thread-safe logger implementation with interface: log(datetime timestamp, string severity, string message) that outputs lines to the console in the format: Timestamp [Severity] Message with the additional requirement that there must be a delay of at least 1 second before the line appears on the console. it must be: a. Exactly one line is printed to the console for each call to log. b. The call to log is non-blocking.

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
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In c++ if possible i have tried everything i can quite get it:

Write a thread-safe logger implementation with interface: log(datetime timestamp, string severity, string message) that outputs lines to the console in the format: Timestamp [Severity] Message with the additional requirement that there must be a delay of at least 1 second before the line appears on the console. it must be:

a. Exactly one line is printed to the console for each call to log.

b. The call to log is non-blocking. 

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