#ifndef akinyan
#define akinyan
#include <bits/stdc++.h>
using namespace std;
using ch = char;
using ll = long long;
using ld = long double;
using db = double;
using st = string;
using vdb = vector<db>;
using vvdb = vector<vdb>;
using vl = vector<ll>;
using vvl = vector<vl>;
using vvvl = vector<vvl>;
using vd = vector<ld>;
using vvd = vector<vd>;
using vs = vector<st>;
using vvs = vector<vs>;
using vc = vector<ch>;
using vvc = vector<vc>;
using vb = vector<bool>;
using vvb = vector<vb>;
using vvvb = vector<vvb>;
const ll mod = 998244353;
const ll MOD = 1000000007;
const ll INF = 1000000000000000000LL;
using pall = pair<ll,ll>;
using vp = vector<pall>;
#endif

int main(){
    ll N,Q;
    cin>>N>>Q;
    vp A(N);
    set<ll> X;
    for(int i=0; i<N; i++){
        cin >> A[i].first;
        A[i].second = i;
    }
    vl P(N);
    sort(A.begin(),A.end());
    P[A[0].second] = 1;
    for(int i=1; i<N; i++){
        if(A[i-1].first == A[i].first){
            P[A[i].second] = P[A[i-1].second];
        }
        else{
            P[A[i].second] = P[A[i-1].second] + 1;
        }
    }
    while(Q--){
        ll x,y;
        cin>>x>>y;
        cout << max(0LL,P[x-1] - P[y-1] - 1) << endl;
    }
}