개발왕 찌 (۶•̀ᴗ•́)۶

import java.util.*; 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(); int result = 0; if(b>=c) result = -1; else result = a/(c-b) + 1; System.out.println(result); } } 제목 보고 1차 당황 내용 자체는 쉬워서 안심했다가 4번 틀려서 2차 당황 ㅠㅠ;;;;;;;;;;;;;;;;;;; a+b*x < c*x인 경우에 x를 출력하도록 했었는데 외,, 툴렷을까,,,? 구글링 해서 겨우..

import java.util.*; public class Main { public static void main(String[] args) { Scanner sc = new Scanner(System.in); int n = sc.nextInt(); int count = n; for (int i = 0; i < n; i++) { String s = sc.next(); boolean arr[] = new boolean[26]; int j = 1; arr[s.charAt(0)-97] = true; while(j < s.length()) { char c = s.charAt(j); char c2 = s.charAt(j-1); if (arr[c-97] && c!=c2) { count--; break; }else ..

import java.util.*; public class Main { public static void main(String[] args) { Scanner sc = new Scanner(System.in); String s = sc.next(); int sum = 0; for(int i = 0; i

import java.util.*; public class Main { public static void main(String[] args) { Scanner sc = new Scanner(System.in); int n1 = reverse(sc.nextInt()); int n2 = reverse(sc.nextInt()); System.out.println(n1>n2? n1: n2); } static int reverse(int n) { int o = n%10; int t = n%100/10; int h = n/100; return o*100+t*10+h; } } 아니 숫자를 왜 거꾸로 읽냐구요~~!!~!!!

import java.util.*; public class Main { public static void main(String[] args) { Scanner sc = new Scanner(System.in); String s = sc.nextLine(); int count = 0; String sarr[] = s.split(" "); for(int i = 0; i

import java.util.*; public class Main { public static void main(String[] args) { Scanner sc = new Scanner(System.in); String s = sc.next(); int arr[] = new int[26]; for(int i = 0; i < s.length(); i++) { char c = s.charAt(i); int n = c

import java.util.*; public class Main { public static void main(String[] args) { Scanner sc = new Scanner(System.in); int t = sc.nextInt(); for(int i = 0; i < t; i++) { int r = sc.nextInt(); String s = sc.next(); for(int j = 0; j < s.length(); j++) for(int k=0; k

import java.util.*; public class Main { public static void main(String[] args) { Scanner sc = new Scanner(System.in); String s = sc.next(); int arr[] = new int[26]; int i = 0; for(char c = 'a'; c

import java.util.*; public class Main { public static void main(String[] args) { Scanner sc = new Scanner(System.in); int n = sc.nextInt(); String s = sc.next(); int sum = 0; for(int i = 0; i

import java.util.*; A → 65 / a → 97