#include <bits/stdc++.h>
static void fw_init(int64_t *fw, int sz) { memset(fw, 0, sizeof(fw[0]) * sz); }
static void fw_upd(int64_t *fw, int p, int inc, int sz) {
  for (int i = p; i < sz; i |= i + 1) fw[i] += inc;
}
static int64_t fw_sum(int64_t *fw, int p, int sz) {
  int64_t sum = 0;
  for (int i = p; i >= 0; i = (i & (i + 1)) - 1) sum += fw[i];
  return sum;
}
int64_t cnt(int *aa, int n, int m) {
  int64_t c = 0;
  int s_ofs = n + 1;
  int fw_sz = 2 * n + 2;
  int64_t fw[fw_sz];
  fw_init(fw, fw_sz);
  int ge[n + 1];
  int lt[n + 1];
  ge[0] = lt[0] = 0;
  for (int i = 1; i <= n; i++) {
    lt[i] = lt[i - 1] + (aa[i] < m);
    ge[i] = ge[i - 1] + (aa[i] >= m);
  }
  for (int i = 0; i <= n; i++) {
    int diff = ge[i] - lt[i];
    diff += s_ofs;
    c += fw_sum(fw, diff - 1, fw_sz);
    fw_upd(fw, diff, +1, fw_sz);
  }
  return c;
}
int main(int argc, char **argv) {
  int n, m;
  scanf("%d%d", &n, &m);
  int aa[n + 1];
  for (int i = 1; i <= n; i++) scanf("%d", aa + i);
  printf("%" PRId64 "\n", cnt(aa, n, m) - cnt(aa, n, m + 1));
  return 0;
}
