def fmt(n):
    return 'odd' if n else 'even'

n, q = map(int, input().split())
numbers = []
group = []
zerocount = [0]
value = 0

for token in input().split():
    if token in '+-':
        if zerocount[-1] == 0:
            value = 1 - value
        zerocount.append(0)
    elif token == '*':
        pass
    else:
        n = int(token) % 2
        numbers.append(n)
        group.append(len(zerocount) - 1)
        zerocount[-1] += not n

print(fmt(value))

for _ in range(q):
    where, what = map(int, input().split())
    where -= 1
    what = what % 2
    prev_what = numbers[where]
    numbers[where] = what
    prev_zerocount = zerocount[group[where]]
    zerocount[group[where]] += prev_what - what
    new_zerocount = zerocount[group[where]]
    if bool(prev_zerocount) != bool(new_zerocount):
        value = 1 - value
    print(fmt(value))