#include <bits/stdc++.h>
using namespace std;
int main()
{
	int m,n,t,s,sum=0;
	int a[100][100];
	cin>>n>>m;
	for(int i=0;i<n;i++){
		for(int j=0;j<m;j++){
			cin>>a[i][j];
			t=a[i][j];
			s=0;
			while(t){
				s+=t%10;
				t/=10;
			}
			if(s%2==1){
				sum++;
			}
		}
	}
	cout<<sum;
	return 0;
}

/**************************************************************
	Problem: 1496
	User: Teio
	Language: C++
	Result: Accepted
	Time:8 ms
	Memory:2072 kb
****************************************************************/