R,n=map(int,input().split())
a=list(map(int,input().split()))
c=[0]*(R+1)
for v in a:
  c[v]+=1
for i in range(R):
  c[i]+=c[i-1]
Q=int(input())
for _ in range(Q):
  l,r=map(int,input().split())
  l+=1
  r+=1
  g=0
  g+=c[R-1]*(r//R)+c[r%R-1]
  g-=c[R-1]*((l-1)//R)+c[(l-1)%R-1]
  print(g)