from sys import stdout n, k = map(int, raw_input().split()) def output(s): stdout.write(`s`+"\n") stdout.flush() if (n-1)%(k+1)<1 or n==1: output(0) else: output(k+1-((n-1)%(k+1))) while 1: p = input() if p>=n: exit(0) p += k+1-((p-1)%(k+1)) if p>=n: p=n-1 output(p)