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문제 코드 import java.io.BufferedReader; import java.io.InputStreamReader; public class Main { public static void main(String[] args) throws Exception { BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); StringBuilder sb = new StringBuilder(); int n = Integer.parseInt(br.readLine()); int sum = 1; for (int i = 0; i < n; i++) { sb.append(sum++ + "\n"); } System.out.println(sb); ..

문제 코드 import java.io.BufferedReader; import java.io.InputStreamReader; import java.util.StringTokenizer; public class Main { public static void main(String[] args) throws Exception { BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); StringTokenizer st = new StringTokenizer(br.readLine(), ","); int sum = 0; while (st.hasMoreTokens()) { sum += Integer.parseInt(st.nextToken(..

문제 코드 import java.io.BufferedReader; import java.io.InputStreamReader; import java.util.StringTokenizer; public class Main { public static void main(String[] args) throws Exception { BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); StringTokenizer st = new StringTokenizer(br.readLine()); int sum = 0; while (st.hasMoreTokens()) { sum += Integer.parseInt(st.nextToken()); }..

문제 코드 import java.io.BufferedReader; import java.io.InputStreamReader; public class Main { public static void main(String[] args) throws Exception { BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); String[] arr = br.readLine().split(" "); if (arr.length 4) { return; } String a = arr[0] + arr[1]; String b = arr[2] + arr[3]; System.out.println(Long.valueOf(a) + Long.valueO..

문제 코드 import java.io.BufferedReader; import java.io.InputStreamReader; public class Main { public static void main(String[] args) throws Exception { BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); String[] arr = br.readLine().split(" "); int cnt = 0; for (int i = 0; i < arr.length; i++) { if (!arr[i].isEmpty()) { cnt++; } } if (arr.length == 0) { System.out.println(0); ..

문제 코드 public class Main { public static void main(String[] args) throws Exception { System.out.print("문제의 정답"); } } 출처 https://www.acmicpc.net/problem/1237

문제 코드 import java.util.Scanner; public class Main { public static void main(String[] args) throws Exception { Scanner scan = new Scanner(System.in); int n = scan.nextInt(); int[] arr = new int[n]; int stackTop = -1; String input; for (int i = 0; i < arr.length; i++) { input = scan.next(); if (input.equals("push")) { // 정수 X를 스택에 넣는 연산이다. stackTop++; arr[stackTop] = scan.nextInt(); } else if (inp..

문제 코드 import java.util.Scanner; public class Main { public static void main(String[] args) throws Exception { int A = 0, B = 0; Scanner scan = new Scanner(System.in); A = scan.nextInt(); B = scan.nextInt(); System.out.println(A - B); } } 출처 https://www.acmicpc.net/problem/1001