코딩아 재윤해

import java.util.*; import java.io.*; import java.math.*; public class Main { public static void main(String[] args) { Scanner sc = new Scanner(System.in); int A = sc.nextInt(); int B = sc.nextInt(); int C = sc.nextInt(); sc.close(); int num = A * B * C; String str = Integer.toString(num); for (int i = 0; i < 10; i++) { int count = 0; for (int j = 0; j < str.length(); j++) { if ((str.charAt(j) -..

import java.util.*; import java.io.*; import java.math.*; public class Main { public static void main(String[] args) { Scanner sc = new Scanner(System.in); BigInteger money = sc.nextBigInteger(); BigInteger people = sc.nextBigInteger(); sc.close(); System.out.println(money.divide(people)); System.out.println(money.remainder(people)); } }

import java.util.*; import java.io.*; public class Main { public static void main(String[] args) throws IOException { Scanner sc = new Scanner(System.in); int ans = 0; // 검증수 for (int i = 0; i < 5; i++) { int num = sc.nextInt(); ans += num * num; } System.out.println(ans % 10); } }

import java.util.*; import java.io.*; public class Main { public static void main(String[] args) throws IOException { Scanner sc = new Scanner(System.in); long A = sc.nextLong(); long B = sc.nextLong(); long ans = (A + B) * (A - B); System.out.println(ans); } }

import java.util.*; import java.io.*; public class Main { public static void main(String[] args) throws IOException { Scanner sc = new Scanner(System.in); int cnt = sc.nextInt(); for (int i = 0; i < cnt; i++) { String ans = sc.next(); System.out.println("" + ans.charAt(0) + ans.charAt(ans.length() - 1)); } } }

import java.util.*; import java.io.*; public class Main { public static void main(String[] args) throws IOException { Scanner sc = new Scanner(System.in); while (sc.hasNext()) { // 입력 횟수가 주어지지 않았기 때문에 System.out.println(sc.nextLine()); } } }

import java.util.*; import java.io.*; public class Main { public static void main(String[] args) throws IOException { Scanner sc = new Scanner(System.in); int[] arr = new int[26]; // 알파벳 for (int i = 0; i < 26; i++) { arr[i] = -1; } String data = sc.nextLine(); for (int i = 0; i < data.length(); i++) { char ch = data.charAt(i); if (arr[ch - 'a'] == -1) { // 처음 등장하는 위치이므로 arr[ch - 'a'] = i; } } f..

import java.util.*; import java.io.*; public class Main { public static void main(String[] args) throws IOException { BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); String score = br.readLine(); double ans = 0.0; switch(score) { case "A+": ans = 4.3; break; case "A0": ans = 4.0; break; case "A-": ans = 3.7; break; case "B+": ans = 3.3; break; case "B0": ans = 3.0; brea..

import java.util.*; import java.io.*; public class Main { public static void main(String[] args) throws NumberFormatException, IOException { BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); String inputData = br.readLine(); for (int i = 0; i < inputData.length(); i++) { char c = inputData.charAt(i); if (Character.isUpperCase(c)) System.out.print(String.valueOf(c).toLower..

import java.util.Scanner; public class Main { public static void main(String[] args) { Scanner sc = new Scanner(System.in); String inp = sc.nextLine(); System.out.println(inp.length()); } }