#include <iostream>
using namespace std;

int main(){
	int a[200][200],i,j,n,m,c = 0,g,s,b,q,w;
	cin>>n>>m;
	
	for(i = 0;i < n;i++){
		for(j = 0;j < m;j++){
			cin>>a[i][j];
			g = a[i][j] % 10;
			s = a[i][j] / 10 % 10;
			b = a[i][j] / 100 % 10;
			q = a[i][j] / 1000;
			
			if((g + s + b + q) % 2 == 1){
				c++;
			}
		} 
	}
	
	cout<<c<<endl;
}


/**************************************************************
	Problem: 1496
	User: admin
	Language: C++
	Result: Accepted
	Time:17 ms
	Memory:2104 kb
****************************************************************/