[Baekjoon]
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6.문제11382. 꼬마 정민[Baekjoon] 2023. 5. 12. 19:57
import java.util.*; public class Main { public static void main(String[]args) { Scanner scan = new Scanner(System.in); long a = scan.nextLong(); long b = scan.nextLong(); long c = scan.nextLong(); scan.close(); System.out.println(a+b+c); } } *10의 12제곱 범위 long사용 ** nextInt 아니고 nextLong 사용
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5. 문제2588. 곱셈[Baekjoon] 2023. 5. 12. 19:56
import java.util.*; public class Main { public static void main(String[]args) { Scanner scan = new Scanner(System.in); int f = scan.nextInt(); int s = scan.nextInt(); int a = s%10; int b = (s%100)/10; int c = (s/100); System.out.println(f*a); System.out.println(f*b); System.out.println(f*c); System.out.println(f*s); } } *1의 자리 10의자리 100의 자리 구하기 :특정 값의 자릿수로 나머지값을 구해서 응용 ** int는 소수점 이하를 삭제한다.
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4. 문제10430. 나머지[Baekjoon] 2023. 5. 12. 19:54
import java.util.*; public class Main { public static void main(String[]args) { Scanner scan = new Scanner(System.in); int A = scan.nextInt(); int B = scan.nextInt(); int C = scan.nextInt(); int D = (A+B)%C; int E = ((A%C)+(B%C))%C; int F = (A*B)%C; int G = ((A%C) * (B%C))%C; System.out.println(D); System.out.println(E); System.out.println(F); System.out.println(G); } } * 괄호 주의하기 ** 화면에 입력된 값을 i..
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2. 문제 10869. 사칙연산[Baekjoon] 2023. 5. 11. 22:05
import java.util.*; public class Main { public static void main(String[] args){ Scanner scan = new Scanner(System.in); int a = scan.nextInt(); int b = scan.nextInt(); 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); } }