#include <iostream>
#include <algorithm>
#include "vector"

struct Pair {
  int first;
  int second;

  friend bool operator<(const Pair &a, const Pair &b) {
    return a.first < b.first;
  }
};

int main() {
  int n, q;
  std::cin >> n >> q;

  std::vector<int> data{};
  std::vector<Pair> pairs;

    for(int i = 0; i < n; ++i) {
        int x;
        std::cin >> x;
        data.push_back(x);
    }


  // Precompute
  for(int i = 0; i < n - 1;++i){
      int begin = i;
      while(data[i] <= data[i+1] && i < n -1){
          ++i;
      }
      pairs.push_back(Pair{.first = begin, .second = i});
  }

  if (n == 1) {
      pairs.push_back(Pair {0, 0});
  }

  //queries
  for (int i = 0; i < q; i++) {
    int l, r;

    std::cin >> l >> r;
    --l; --r;

    auto low = std::lower_bound(pairs.begin(), pairs.end(), Pair{.first = l, .second = 0});
    if(low->first != l){
        --low;
    }
    Pair p = *low;

    if(p.second >= r){
        std::cout << "YES" << std::endl;
    }
    else{
        std::cout << "NO" << std::endl;
    }
  }
  return 0;
}