sdaasda

import sys

n = int(input())

odd_min_num = sys.maxsize
odd_max_num = -sys.maxsize
even_min_num = sys.maxsize
even_max_num = -sys.maxsize

odd_sum = 0
even_sum = 0


for i in range(1, n+1):
    current_num = float(input())
    if i % 2 == 0:
        even_sum += current_num
        if current_num > even_max_num:
            even_max_num = current_num
        if current_num < even_min_num:
            even_min_num = current_num
    else:
        odd_sum += current_num
        if current_num > odd_max_num:
            odd_max_num = current_num
        if current_num < odd_min_num:
            odd_min_num = current_num

print(f"OddSum={odd_sum:.2f},")
if odd_min_num = sys.maxsize:
    print('No')
else:
    print(f"OddMin={odd_min_num:.2f},")