n, q = [int(x) for x in input().split(" ")]
freq = [int(x) for x in input().split(" ")]

arr = [0 for _ in freq]

for i in range(1, len(freq)):
    if freq[i - 1] <= freq[i]:
        arr[i] = arr[i - 1] + 1


for i in range(q):
    l, r = [int(x) for x in input().split(" ")]

    if arr[r - 1] >= (r - l):
        print("YES")
    else:
        print("NO")