// Convert AM/PM to 24-hour time!

convertTime('06:15:35PM'); // 18:15:35

convertTime('12:30:28AM'); // 00:30:28

convertTime('12:35:46PM'); // 12:35:46

function convertTime(time)

const [hour, minute, second] = time

.slice(0, -2)

.

(':');

const period = time.slice(-2);

let hour24 =

(hour);

if (period === 'PM' && hour24 !== 12)

hour24 +=

;

} else if (period === 'AM' && hour24 === 12)

hour24 =

;

}

const hourStr = hour24.toString().padStart(2, '0');

return `${hourStr}:${minute}:${second}`;

}