N, M = map(int, input().split())


A = list(map(int, input().split())) + [0]

ans = 0
count = 0


for a in A:
    
    if a % 2 == 1:
        
        ans += a
        count += 1
        
    else:
        
        if count >= M:
            
            print(ans)
            
        ans = 0
        count = 0