import java.util.Scanner; public class Main { public static void main(String[] args){ Scanner scanner = new Scanner(System.in); int a = scanner.nextInt(); int c = 0; for (int i = 0; i < a; i++) { int b = scanner.nextInt(); for (int j = 0; j < b+1; j++) { c += j; } System.out.println(c); c = 0; } } } |
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