์—ฐํ•„ 1 ๋‹ค์Šค๋Š” 12์ž๋ฃจ์ž…๋‹ˆ๋‹ค. ํ•™์ƒ 1์ธ๋‹น ์—ฐํ•„์„ 1์ž๋ฃจ์”ฉ ๋‚˜๋ˆ„์–ด ์ค€๋‹ค๊ณ  ํ•  ๋•Œ N๋ช…์ด ํ•™์ƒ์ˆ˜๋ฅผ ์ž…๋ ฅํ•˜๋ฉด ํ•„์š”ํ•œ ์—ฐํ•„์˜ ๋‹ค์Šค ์ˆ˜๋ฅผ ๊ณ„์‚ฐํ•˜๋Š” ํ”„๋กœ๊ทธ๋žจ์„ ์ž‘์„ฑํ•˜์„ธ์š”.

์ž…๋ ฅ์„ค๋ช… | ์ฒซ ๋ฒˆ์งธ ์ค„์— 1000์ดํ•˜์˜ ์ž์—ฐ์ˆ˜ N์ด ์ž…๋ ฅ๋œ๋‹ค.

์ถœ๋ ฅ์„ค๋ช… | ์ฒซ ๋ฒˆ์งธ ์ค„์— ํ•„์š”ํ•œ ๋‹ค์Šค ์ˆ˜๋ฅผ ์ถœ๋ ฅํ•œ๋‹ค.

์ž…๋ ฅ์˜ˆ์ œ  | 25

์ถœ๋ ฅ์˜ˆ์ œ  | 3


ํ’€์ด

1. 1 ๋‹ค์Šค ๋‹น 12 ์ž๋ฃจ๊ฐ€ ๋“ค์–ด์žˆ๋‹ค. 1์ธ๋‹น 1์ž๋ฃจ ํ•„์š”ํ•˜๋‹ค. n๋ช…์ด๋ฉด n์ž๋ฃจ ํ•„์š”ํ•˜๋‹ค.

2. ํ•™์ƒ์ˆ˜ n๋ช… / 12 -> ๋ฌด์กฐ๊ฑด ์˜ฌ๋ฆผ์„ ํ•ด์ค€๋‹ค. Math.ceil() ๋ฉ”์†Œ๋“œ๋ฅผ ์‚ฌ์šฉํ•œ๋‹ค.

3. ๋งค๊ฐœ๋ณ€์ˆ˜๋Š” ํ•™์ƒ์ˆ˜

 

์ฒ˜์Œ์— ์ž‘์„ฑํ•œ ํ•จ์ˆ˜

function pencilBox(students){
	let boxes, answer;
	students / 12 = boxes;
	answer = Math.ceil(boxes);
	return answer;
        }
        
console.log(pencilBox(25));

syntaxError ๋ฐœ์ƒ 

students / 12 = boxes์˜ ํ• ๋‹น์ด ์ž˜ ๋ชป๋˜์—ˆ๋‹ค๊ณ  ํ•œ๋‹ค. 

function pencilBox(students){
	let answer, boxes;
	boxes = students / 12
	answer = Math.ceil(boxes);
	return answer;
}
        
console.log(pencilBox(25));

๋‹ค์‹œ ์จ์ฃผ์—ˆ๋”๋‹ˆ ์ž˜ ์‹คํ–‰๋œ๋‹ค. ๊ทธ๋ ‡์ง€๋งŒ ๊ตณ์ด boxes๋ฅผ ๋ณ€์ˆ˜๋กœ ์ž‘์„ฑํ•˜์ง€์•Š์•„๋„ ๋˜์—ˆ๋‹ค. 

 

 

๋‹ค์‹œ ์ˆ˜์ •ํ•œ ํ•จ์ˆ˜

function pencilBox(students){
	let answer;
	answer = Math.ceil(students / 12);
	return answer;
}
        
console.log(pencilBox(25));

boxes๋ฅผ ๋ณ€์ˆ˜๋กœ ์ž‘์„ฑํ•  ํ•„์š”๊ฐ€ ์—†์—ˆ๋‹ค. Math.ceil()์•ˆ์— ๋„ฃ์–ด์ฃผ๋ฉด ๋” ์งง๊ฒŒ ์ž‘์„ฑํ•  ์ˆ˜ ์žˆ๋‹ค.

 

์ด๊ฑฐ๋„ ๊ธธ๋‹ค.

function pencilBox(students){
	let answer = Math.ceil(students/12);
	return answer;
}

console.log(pencilBox(25));

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