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Developer/Java1

[Java] ArrayList๋ฅผ ์‚ฌ์šฉํ•˜์—ฌ ๋กœ๋˜ ๋ฒˆํ˜ธ ์ƒ์„ฑํ•˜๊ธฐ import java.util.ArrayList; import java.util.Collections; import java.util.List; public class Lotto { public static void main(String[] args) { List lotto = new ArrayList(); while (lotto.size() < 6) { int num = (int)(Math.random() * 45) + 1; if (!lotto.contains(num)) { lotto.add(num); } } Collections.sort(lotto); System.out.println("Lotto : " + lotto); } } ๋กœ๋˜ ๋ฒˆํ˜ธ๋ฅผ ๋ฐฐ์—ด๋กœ ์ƒ์„ฑํ•˜๋ฉด ์ค‘๋ณต ๊ฐ’ ๋ฐœ์ƒ ์‹œ, ์ด๋ฅผ ์ œ๊ฑฐํ•˜๊ธฐ ์œ„ํ•ด Li.. 2024. 4. 21.
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