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Solve 2244. Minimum Rounds to Complete All Tasks

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	`1`	`+class Solution {`
	`2`	`+`
	`3`	`+ fun minimumRounds(tasks: IntArray): Int {`
	`4`	`+ var round = 0`
	`5`	`+ val levelMap = mutableMapOf<Int, Int>()`
	`6`	`+`
	`7`	`+ tasks.forEach {`
	`8`	`+ levelMap[it] = levelMap.getOrDefault(it, 0) + 1`
	`9`	`+ }`
	`10`	`+`
	`11`	`+ for (count in levelMap.values) {`
	`12`	`+ if (count == 1) return -1`
	`13`	`+ round += (count / 3) + (if (count % 3 == 0) 0 else 1)`
	`14`	`+ }`
	`15`	`+`
	`16`	`+ return round`
	`17`	`+ }`
	`18`	`+`
	`19`	`+}`

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