๋ฐฑ์ค€์•Œ๊ณ ๋ฆฌ์ฆ˜

Output Input import java.util.Scanner; public class Main { public static void main(String[] args) { Scanner in = new Scanner(System.in); String id = in.next(); System.out.println(id + "??!"); } } ์•ž์„œ ํ’€์—ˆ๋˜ ๊ฒƒ๊ณผ ๋น„์Šทํ•œ๋ฐ ์ด๋ฒˆ์—” ๋ฌธ์ž๋ฅผ ์ž…๋ ฅ๋ฐ›์•„ ์ถœ๋ ฅํ•œ๋‹ค๋Š” ์ ์ด๋‹ค.
Output Input 1 - ๊ฐ„๋‹จ import java.util.Scanner; public class Main { public static void main(String[] args) { Scanner in = new Scanner(System.in); int A = in.nextInt(); int B = in.nextInt(); in.close(); //๋‹ซ์•„์ค˜์•ผ ๋ถˆํ•„์š”ํ•œ ๋ฉ”๋ชจ๋ฆฌ ์‚ฌ์šฉ์„ ์ค„์ผ ์ˆ˜ ์žˆ๋‹ค. System.out.println(A + B); System.out.println(A - B); System.out.println(A * B); System.out.println(A / B); System.out.println(A % B); } } Input 2 - ํด๋ž˜์Šค, ์ธ์Šคํ„ด์Šค, (์ฝ”๋“œ ์ •๋ฆฌ) i..
Output Input import java.util.Scanner; public class Main { public static void main(String[] args) { Scanner in = new Scanner(System.in); double A = in.nextdouble(); double B = in.nextdouble(); System.out.println(A/B); } } 1. int์™€ double ์ž์‹ ์žˆ๊ฒŒ ์ ๊ณ  ์‹คํ–‰์‹œ์ผฐ๋Š”๋ฐ 0.33333์ด ์•„๋‹Œ 0์ด ๋‚˜์™”๋‹ค. ๋ญ์ง€? ๋ณด๋‹ˆ๊นŒ int๋กœ ์ ์—ˆ๋‹ค. ์†Œ์ˆ˜์ ์ด ๋‚˜์˜ค๋ ค๋ฉด double์„ ์ ์–ด์•ผ ํ–ˆ๋‹ค. ์‹ค์ˆ˜๋„ ์‹ค๋ ฅ์ด๋‹ค. ๋ฐ˜์„ฑํ•˜์ž !!!!!!!!
Output Input import java.util.Scanner; public class Main { public static void main(String[] args) { Scanner in = new Scanner(System.in); int A = in.nextInt(); int B = in.nextInt(); System.out.println(A * B); } } ์•ž์„œ ํ’€์—ˆ๋˜ 1000๋ฒˆ & 1001๋ฒˆ๊ณผ ๊ฐ™์€ ์œ ํ˜•์˜ ๋ฌธ์ œ์ด๋‹ค. ์‚ฌ์น™์—ฐ์‚ฐ๋งŒ ๋‹ฌ๋ผ์ง€๋Š” ๊ฒƒ์ผ ๋ฟ. Scanner๊ฐ€ ์ƒ๊ฐ ์•ˆ ๋‚  ๊ฒƒ ๊ฐ™์•˜๋Š”๋ฐ ์˜์™ธ๋กœ ๋นจ๋ฆฌ ์ƒ๊ฐ๋‚ฌ์Œ.
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'๋ฐฑ์ค€์•Œ๊ณ ๋ฆฌ์ฆ˜' ํƒœ๊ทธ์˜ ๊ธ€ ๋ชฉ๋ก