BEAKJOON JAVA ALGORITHM #2010(플러그)

https://www.acmicpc.net/problem/2010

import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; public class a2010 { public static void main(String[] args) throws NumberFormatException, IOException { BufferedReader br=new BufferedReader(new InputStreamReader(System.in)); int num=Integer.parseInt(br.readLine()); int []a = new int[num]; int sum=0; for(int i=0;i<num;i++){ a[i]=Integer.parseInt(br.readLine()); sum+=a[i]; } System.out.println(sum-(num-1)); } }