import numpy as np
# def join(ar):
#     new_str = ""
#     for i in range(len(ar)):
#         new_str += ar[i]
#     return new_str

def join():
    cs = np.cumsum()
    return cs[-1]


def evenodd(n):
    if(n % 2 == 0):
        print("even")
    else:
        print("odd")

n,m = map(int,input().split())
ex = np.array(input().split())



evenodd(eval(join(ex)))

for i in range(m):
    x,y = map(int,input().split())
    ex[(x-1)*2] = str(y)
    evenodd(eval(join(ex)))

# 6 4
# 11 + 22 * 33 - 44 * 55 * 66