Half sum element

n = int(input())
sum = 0
max_num = -10000000000
for i in range(n):
  num = int(input())
  sum += num
  if num > max_num:
    max_num = num

print(max_num)
print(f"Yes Sum = {max_num}" if max_num == (sum - max_num) else f"No Diff = {abs(max_num - (sum - max_num))}")