[BOJ] 백준 13458 시험 감독

[문제]

 

 

[소스 코드]

import java.io.*;
import java.util.*;

public class Main {
	public static void main(String[] args) throws IOException {
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
		StringTokenizer st;
		int n = Integer.parseInt(br.readLine());
		int[] room = new int[n];
		st = new StringTokenizer(br.readLine());
		for(int i=0;i<n;i++) {
			room[i] = Integer.parseInt(st.nextToken());
		}
		st = new StringTokenizer(br.readLine());
		long b = Integer.parseInt(st.nextToken());
		long c = Integer.parseInt(st.nextToken());
		long result = n;
		for(int i=0;i<n;i++) {
			long divide = room[i] - b;
			if(divide>0) {
				result += divide / c;
				if(divide%c > 0) result++;
			}
		}
		System.out.println(result); 
	}
}