Equal Pairs

n = int(input())
pairs = []
sum_num = ""
for i in range(n):
  sum_num = int(input()) + int(input())
  pairs.append(sum_num)

maxdiff = pairs[0] - pairs[1]

for i in pairs:
  max_diff = max(maxdiff, (abs(pairs[i] - pairs[i + 1])))

if maxdiff == max_diff:
  print(f"Yes, value={pairs[0]}")
else:
  print(f"No, maxdiff={max_diff}")