n, m = map(int, input().split())
a = list(map(int, input().split()))
a.append(0)

p = []
flag = False
nsum = 0
for i in range(n+1):
    if a[i] % 2 == 1:
        flag = True
        nsum += a[i]
    else:
        if flag:
            p.append(nsum)
            flag = False
            nsum = 0
for pi in p:
    print(pi)