inputs = int(input().split(' ')[1])

def convert(char):
    if char == '+' or char == '-':
        return 0
    if char == '*':
        return 1
    return int(char) % 2


expr = list(map(convert,filter(None, input().split(' '))))

def multiply(expr, i, ln):
    ret = expr[i-1]
    while i < ln-1:
        ret = ret and expr[i+1]
        
        if i == ln -2:
            return [ret, i+2]

        if expr[i+2] == 0:
            return [ret, i+2]
        i += 2


def res(expr):
    current = expr[0]
    i = 1
    ln = len(expr)
    while i < ln-1:
        val = expr[i+1]
        
        if i < ln-3 and expr[i+2] == 1:
            val, i = multiply(expr, i+2, ln)
        
        i= i +2 
        current = current != val

            

    print('odd' if current else 'even')

res(expr)

for i in range(inputs):
    idx, new = list(filter(None, input().split(' ')))
    idx = (int(idx) - 1) * 2
    expr[idx] = int(new) % 2
    res(expr)