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  1. import java.util.*;
  2.  
  3. class A_Army {
  4. 	public static void main(String[] args) {
  5. 		Scanner s = new Scanner(System.in);
  6. 		int n = s.nextInt();
  7. 		int[] a = new int[n];
  8. 		for (int i = 1; i < n; ++i) {
  9. 			a[i] = s.nextInt();
  10. 		}
  11. 		int sum = 0;
  12. 		for(int i = s.nextInt(),e = s.nextInt(); i < e; ++i){
  13. 			sum += a[i];
  14. 		}
  15. 		System.out.println(sum);
  16. 	}
  17. }
  18.  
Success #stdin #stdout 0.07s 213888KB
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https://ideone.com/LrrLM
language:
Java (HotSpot 12)
created:
15 years ago
visibility:
secret

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