Search

๊น€์ค€ํ˜ธ

2.๋ฌธ์ œ์ด๋ฆ„
3. ์ˆ˜ํ–‰์‹œ๊ฐ„[์ดˆ(s)]
1200
์ข‹์•„์š” ๋ˆ„๋ฅด๊ธฐ
์ข‹์•„์š” ์ˆ˜
: 0
5 more properties
| ์ฝ”๋“œ ์ž‘์„ฑํ•˜๊ธฐ
package binarysearch.p12982; import java.util.Arrays; public class Solution2 { /** * @param d ๋ถ€์„œ๋ณ„ ๊ธˆ์•ก์ด ๋“ค์–ด์žˆ๋Š” ๋ฐฐ์—ด * @param budget ์˜ˆ์‚ฐ์„ ๋‚˜ํƒ€๋ƒ…๋‹ˆ๋‹ค */ public int solution(int[] d, int budget) { // d๋ฅผ ์ •๋ ฌํ•ฉ๋‹ˆ๋‹ค. Arrays.sort(d); // ๋ช‡ ๋ถ€์„œ์— ๋‚˜๋ˆ  ์คฌ๋Š”์ง€ ์ฒดํฌํ•ฉ๋‹ˆ๋‹ค. int count = 0; for (int i = 0; i < d.length; i++) { budget -= d[i]; if (budget >= 0) count++; if (budget <= 0) break; } return count; } }
Java
๋ณต์‚ฌ
์ฒซ ์ฝ”๋“œ
| ์ฝ”๋“œ ์„ค๋ช…ํ•˜๊ธฐ
1.
์˜ค๋ฆ„์ฐจ์ˆœ์œผ๋กœ ๋ฐฐ์—ด์„ ์ •๋ ฌํ•ฉ๋‹ˆ๋‹ค.
2.
์˜ˆ์‚ฐ์—์„œ ๊ฐ€์žฅ ์ž‘์€ ๊ธˆ์•ก๋ถ€ํ„ฐ ์ฒ˜๋ฆฌํ•ฉ๋‹ˆ๋‹ค.
3.
์˜ˆ์‚ฐ์ด 0๋ณด๋‹ค ์ž‘๊ฑฐ๋‚˜ ๊ฐ™์œผ๋ฉด ๋ฐ˜๋ณต๋ฌธ์„ ๋ฉˆ์ถ”๊ณ  count๋ฅผ ๋ฐ˜ํ™˜ํ•ฉ๋‹ˆ๋‹ค.
์ฒซ ์ฝ”๋“œ์—์„œ๋Š” ์ž‘์€ ์ˆ˜๋ถ€ํ„ฐ ์ฒ˜๋ฆฌํ•˜๋ฉด ๋ชจ๋“  ๊ฒƒ์ด ํ•ด๊ฒฐ๋˜๋‚˜? ๋ผ๋Š” ๋ถˆ์•ˆ๊ฐ์ด ์žˆ์–ด์„œ ์™„์ „ ํƒ์ƒ‰์„ ํ•ด๋ณด์•˜์Šต๋‹ˆ๋‹ค. ํ†ต๊ณผ ํ›„ ์ฝ”๋“œ๋ฅผ ์ •๋ฆฌํ•˜์—ฌ ์ •๋ ฌ๋œ ์ตœ์†Œ๊ฐ’์œผ๋กœ๋งŒ ๊ณ„์‚ฐ์„ ์‹œ๋„ํ•˜์˜€์œผ๋ฉฐ ํ†ต๊ณผํ•˜์˜€์Šต๋‹ˆ๋‹ค.