import sys

def solve():
    N, K = map(int, input().split())
    A = (N - 1) % (K + 1)
    print(A, flush=True)

    while 1:
        B = int(input())

        if B >= N:
            return None

        A += K + 1
        print(A, flush=True)


def debug(x, table):
    for name, val in table.items():
        if x is val:
            print('DEBUG:{} -> {}'.format(name, val), file=sys.stderr)
            return None

if __name__ == '__main__':
    solve()