Problems & Solutions

13900 순서쌍의 곱의 합

결합법칙 쓰면 간단해지는 문제 package baekjoon; import java.io.BufferedReader; import java.io.InputStreamReader; import java.util.StringTokenizer; public class b13900 { public static void main(String[] args) throws Exception{ BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); StringTokenizer st; int N = Integer.parseInt(br.readLine()); int input[] = new int[N]; st = new StringTokenizer..

16139 인간-컴퓨터 상호작용

package baekjoon; import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.util.StringTokenizer; public class b16139 { public static void main(String[] args) throws IOException { //Scanner sc = new Scanner(System.in); BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); StringTokenizer st; StringBuilder sb = new StringBuilder()..

2559 수열

import java.io.BufferedReader; import java.io.InputStreamReader; import java.util.ArrayList; import java.util.Collections; import java.util.List; 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; StringBuilder sb = new StringBuilder(); List li..

10816 숫자 카드2

package baekjoon; import java.io.BufferedReader; import java.io.InputStreamReader; import java.util.Arrays; import java.util.StringTokenizer; public class b10816 { public static int lowerBound(int arr[], int key) { int start = 0; int end = arr.length; while(start < end){ int mid = (start+end)/2; if(key

1920 수 찾기

package baekjoon; import java.util.Arrays; import java.util.Scanner; public class b1920 { public static int search(int[] arr, int keyValue) { int low = 0; int high = arr.length-1; int mid = 0; while(low keyValue) high = mid-1; else if(arr[mid] < keyValue) low = mid+1; } return 0; } public static void main(String[] args){ Scanner sc = new Scanner(System.in); int N = sc.nextInt(); int arr[] = new ..

19941 햄버거 분배

package baekjoon; import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.util.StringTokenizer; public class b19941 { public static void main(String[] args) throws IOException { BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); StringTokenizer st; st = new StringTokenizer(br.readLine()); int N = Integer.parseInt(st.nextToke..