from collections import *

n, q = map(int, input().split())
a = list(map(int, input().split()))

b = [None] * n
d = defaultdict(int)
for i in range(n):
    b[i] = (a[i], i)
    d[i] = a[i]
b.sort()
ans = [None] * n


for i in range(n):
    di, p = b[i]
    if i == 0:
        ans[p] = 0
        former = p
    else:
        if d[former] == di:
            ans[p] = ans[former]
        else:
            ans[p] = ans[former] + 1
        former = p

# print(ans)

for _ in range(q):
    x, y = map(int, input().split())
    num = ans[x - 1] - ans[y - 1] - 1
    if num <= 0:
        print(0)
    else:
        print(num)