#include <bits/stdc++.h>
using namespace std;
const long long MOD = 1000000007;
const int COUNTER_CLOCKWISE = 1;
const int CLOCKWISE = -1;
const int ONLINE_BACK = 2;
const int ONLINE_FRONT = -2;
const int ON_SEGMENT = 0;
class DisjointSet {
 public:
  vector<int> rank, p;
  DisjointSet() {}
  DisjointSet(int size) {
    rank.resize(size, 0);
    p.resize(size, 0);
    for (int i = 0; i < size; i++) makeSet(i);
  }
  void makeSet(int x) {
    p[x] = x;
    rank[x] = 0;
  }
  bool same(int x, int y) { return findSet(x) == findSet(y); }
  void unite(int x, int y) { link(findSet(x), findSet(y)); }
  void link(int x, int y) {
    if (rank[x] > rank[y]) {
      p[y] = x;
    } else {
      p[x] = y;
      if (rank[x] == rank[y]) {
        rank[y]++;
      }
    }
  }
  int findSet(int x) {
    if (x != p[x]) {
      p[x] = findSet(p[x]);
    }
    return p[x];
  }
};
class Point {
 public:
  double x, y;
  Point(double x = 0, double y = 0) : x(x), y(y) {}
  Point operator+(Point p) { return Point(x + p.x, y + p.y); }
  Point operator-(Point p) { return Point(x - p.x, y - p.y); }
  Point operator*(double a) { return Point(a * x, a * y); }
  Point operator/(double a) { return Point(x / a, y / a); }
  bool operator<(const Point &p) const { return y != p.y ? y < p.y : x < p.x; }
  double norm() { return x * x + y * y; }
};
double cross(Point a, Point b) { return a.x * b.y - a.y * b.x; }
double dot(Point a, Point b) { return a.x * b.x + a.y * b.y; }
int ccw(Point p0, Point p1, Point p2) {
  Point a = p1 - p0;
  Point b = p2 - p0;
  if (cross(a, b) > (1e-10)) return COUNTER_CLOCKWISE;
  if (cross(a, b) > -(1e-10)) return CLOCKWISE;
  if (dot(a, b) < -(1e-10)) return ONLINE_BACK;
  if (a.norm() < b.norm()) return ONLINE_FRONT;
  return ON_SEGMENT;
}
vector<Point> andrewScan(vector<Point> s) {
  vector<Point> u, l;
  if (s.size() < 3) return s;
  sort(s.begin(), s.end());
  u.push_back(s[0]);
  u.push_back(s[1]);
  l.push_back(s[s.size() - 1]);
  l.push_back(s[s.size() - 2]);
  for (size_t i = 2; i < s.size(); i++) {
    for (size_t n = u.size();
         n >= 2 && ccw(u[n - 2], u[n - 1], s[i]) == COUNTER_CLOCKWISE; n--) {
      u.pop_back();
    }
    u.push_back(s[i]);
  }
  for (int i = (int)s.size() - 3; i >= 0; i--) {
    for (size_t n = l.size();
         n >= 2 && ccw(l[n - 2], l[n - 1], s[i]) == COUNTER_CLOCKWISE; n--) {
      l.pop_back();
    }
    l.push_back(s[i]);
  }
  reverse(l.begin(), l.end());
  for (size_t i = u.size() - 2; i >= 1; i--) l.push_back(u[i]);
  return l;
}
long long mod_pow(long long x, long long n) {
  long long res = 1;
  for (int i = 0; i < 60; i++) {
    if (n >> i & 1) res = res * x % MOD;
    x = x * x % MOD;
  }
  return res;
}
long long a[1005];
map<long long, long long> m;
int N, M;
int main(void) {
  cin >> N >> M;
  for (int i = 1; i <= N; i++) {
    cin >> a[i];
    a[i] += a[i - 1];
  }
  long long ans = 0;
  for (int i = 0; i <= N; i++) {
    a[i] %= M;
    ans += m[a[i]];
    m[a[i]]++;
  }
  cout << ans << endl;
  return 0;
}
