import sys
input = sys.stdin.readline
def read_values(): return tuple(map(int, input().split()))
def read_list(): return list(read_values())

def main():
    n,k=read_values()
    a=read_list()
    sa=a[:]
    sa.sort()
    ans=[i + 2 for i in range(n-1) if a[i]<=sa[k-1] and a[i+1]>sa[k-1]]
    print(len(ans))
    print(*ans)
        
if __name__ == "__main__":
    main()