import sys input = lambda : sys.stdin.readline().rstrip() sys.setrecursionlimit(max(1000, 10**9)) write = lambda x: sys.stdout.write(x+"\n") n,a,b = list(map(int, input().split())) xs = list(map(int, input().split())) ls = [None]*n rs = [None]*n j = 0 for i in range(n): x = xs[i] while j+1