#! /usr/bin/env python3
import bisect
N, Q = map(int, input().split())
A = list(map(int, input().split()))
B = sorted(A)
while Q>0:
    x, y = map(int, input().split())
    x-=1
    y-=1
    ans = bisect.bisect_left(B,A[x])-bisect.bisect_right(B,A[y])
    print(max(ans,0))
    Q-=1