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#include "dzialka.h"
#include "message.h"

#include <stdint.h>
#include <bits/stdc++.h>

using namespace std;


int main() {
  ios_base::sync_with_stdio(false);
  cin.tie(NULL);
  
  if(MyNodeId() != 0) return 0;
  
  int const r = GetFieldHeight();
  int const c = GetFieldWidth();
  
  vector< vector<bool> > d(r, vector<bool>(c));
  
  uint64_t ans = 0;
  for(int i = 0; i < r; i++) {
    for(int j = 0; j < c; j++) {
      d[i][j] = IsUsableCell(i, j);
    }
  }
  
  for(int t = 1; t <= c; t++) {
    int tc = c - t + 1;
    
    if(t != 1) {
      for(int i = 0; i < r; i++) {
        for(int j = tc; j--> 0;) {
          if(not d[i][j+1]) d[i][j] = false;
        }
      }
    }
  
    for(int j = 0; j < tc; j++) {
      int n = 0;
      for(int i = 0; i < r; i++) {
        if(d[i][j]) {
          n++;
        } else {
          ans += n * int64_t(n + 1) / 2;
          n = 0;
        }
      }
      ans += n * int64_t(n + 1) / 2;
    }
  }
  
  cout << ans << '\n';
  
  return 0;
}