Stackoverflow Problem Solve : how to write a mysql query based on the output?, MySQL

Stackoverflow Problem Solve : how to write a mysql query based on the output?

INSERT INTO master_tab (sheetno, time_stamp)
VALUES 
(101,'2018-05-27 11:16:58'),
(103,'2018-05-27 11:20:18'),
(102,'2018-05-27 11:24:39'),
(105,'2018-05-27 11:27:44'),
(106,'2018-05-27 11:34:03'),
(107,'2018-05-27 11:51:32'),
(108,'2018-05-27 12:41:34'),
(109,'2018-05-27 12:48:13'),
(110,'2018-05-27 12:52:40'),
(111,'2018-05-27 13:18:59'),
(112,'2018-05-27 14:13:07'),
(113,'2018-05-27 14:18:04'),
(114,'2018-05-27 14:21:12'),
(115,'2018-05-27 14:54:01'),
(117,'2018-05-27 14:55:14'),
(118,'2018-05-27 14:57:31'),
(119,'2018-05-27 15:05:30'),
(120,'2018-05-27 15:30:44'),
(121,'2018-05-27 15:46:38'),
(122,'2018-05-27 16:02:16'),
(123,'2018-05-28 11:32:10'),
(124,'2018-05-28 11:38:18'),
(125,'2018-05-28 11:49:45'),
(126,'2018-05-28 11:52:09'),
(127,'2018-05-28 12:21:00'),
(128,'2018-05-28 12:24:33'),
(129,'2018-05-28 13:04:56'),
(130,'2018-05-28 14:10:07'),
(140,'2018-05-28 14:18:47'),
(141,'2018-05-28 14:22:09'),
(142,'2018-05-28 14:28:04'),
(143,'2018-05-28 14:37:53'),
(144,'2018-05-28 15:06:27'),
(145,'2018-05-28 15:33:05'),
(146,'2018-05-28 15:35:44'),
(147,'2018-05-28 15:53:41'),
(148,'2018-05-28 16:13:16'),
(149,'2018-05-28 16:27:51'),
(150,'2018-05-28 16:38:54'),
(151,'2018-05-28 16:44:54');

select * from master_tab;

SELECT
    DATE_FORMAT(MIN(time_stamp), '%Y-%m-%d') AS min,
    DATE_FORMAT(MAX(time_stamp), '%Y-%m-%d') AS max,
    COUNT(DISTINCT DATE(time_stamp)) AS cnt,
    COUNT(DISTINCT CONCAT(DATE(time_stamp),(CASE WHEN TIME(time_stamp) < '12:00:00' THEN 1 END))) AS FN,
    COUNT(DISTINCT CONCAT(DATE(time_stamp),(CASE WHEN TIME(time_stamp) >= '12:00:00' THEN 1 END))) AS VA
FROM master_tab;


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