N,M=map(int,input().split())
A=list(map(int,input().split()))
A.append(0)

NOW=0
COUNT=0
for i in range(N+1):
    if A[i]%2==1:
        NOW+=A[i]
        COUNT+=1

    else:
        if COUNT>=M:
            print(NOW)

        NOW=0
        COUNT=0