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๐Ÿ“– Problem Solution

Edabit Very Easy Swift

by Fomagran ๐Ÿ’ป 2020. 1. 18.
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Find the Largest Number in an Array

Example

findLargestNum([4, 5, 1, 3]) โžž 5 findLargestNum([300, 200, 600, 150]) โžž 600 findLargestNum([1000, 1001, 857, 1]) โžž 1001

์ด๋Ÿฐ์‹์œผ๋กœ ๋ฐฐ์—ด์•ˆ์— ๊ฐ€์žฅ ์ˆซ์ž๋ฅผ ์ฐพ๋Š”๊ฑด๋ฐ ๋‚˜๋Š” ์•„๋ž˜์™€ ๊ฐ™์ด for๋ฌธ์„ ์‚ฌ์šฉํ•ด ๊ฐ€์žฅ ํฐ ๊ฑธ ์ฐพ์•˜๋Š”๋ฐ .max()๋ผ๋Š” ๋ฉ”์†Œ๋“œ๊ฐ€ ์žˆ์—ˆ๋‹ค.

ํ•ต์‹ฌ max()๋ฅผ ์•Œ๊ณ ์žˆ๋‹ˆ?

func findLargestNum(_ arr: [Int]) -> Int {
	var a = 0
	for i in 0...arr.count-1{
		if arr[i] > a{
			a = arr[i]
		}
	}
	return a
}
func findLargestNum(_ arr: [Int]) -> Int {
	return arr.max()!
}
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