Статистика

def collect_statistics():
    lines = []
    while True:
        line = input()
        if '.' not in line:
            break
        lines.append(list(map(int, line.split('.'))))
 
    largest = -1
    max_even_count = -1
    even_numbers = []
    sum_of_evens = 0
    mod_3_remainders = []
 
    for i, line in enumerate(lines):
        even_count = sum(1 for num in line if num % 2 == 0)
        if even_count > max_even_count:
            max_even_count = even_count
            largest = i + 1  # строка с максимальным количеством четных чисел
        even_nums_in_line = [num for num in line if num % 2 == 0]
        even_numbers.extend(even_nums_in_line)
        sum_of_evens += sum(even_nums_in_line)
        mod_3_remainders.extend(num % 3 for num in even_nums_in_line)
 
    even = min(even_numbers, default=-1)
    average = sum(mod_3_remainders) // len(mod_3_remainders) if mod_3_remainders else -1
 
    result = {
        "largest": largest,
        "even": even,
        "sum": sum_of_evens,
        "average": average
    }
 
    print(result)
 
collect_statistics()

def collect_statistics():
    lines = []
    while True:
        line = input()
        if '.' not in line:
            break
        lines.append(list(map(int, line.split('.'))))
    return lines
 
t =collect_statistics()
print(t)
 
# type: ignore