Triangle
1 /// <summary> 2 /// Solution 3 /// 100/100 4 /// </summary> 5 /// <param name="A"></param> 6 /// <returns></returns> 7 public static int solution(int[] A) 8 { 9 long[] arr = new long[A.Length]; 10 for (int i = 0; i < A.Length; i++) 11 { 12 arr[i] = A[i]; 13 } 14 Array.Sort(arr); 15 for (int i = arr.Length - 1; i > 1; i--) 16 { 17 if (arr[i] < arr[i - 1] + arr[i - 2] && arr[i - 1] < A[i] + arr[i - 2] && arr[i - 2] < arr[i] + arr[i - 1]) 18 { 19 return 1; 20 } 21 } 22 return 0; 23 }