HDOJ 2304 Electrical Outlets(水题)

import java.util.Scanner;

public class Main{
public static void main(String[] args) {
Scanner sc =new Scanner(System.in);
int n = sc.nextInt();
while(n-->0){
int k = sc.nextInt();
int ans = 1-k;
while(k-->0){
ans += sc.nextInt();
}
System.out.println(ans);
}
sc.close();
}
}