#include<bits/stdc++.h>
using namespace std;
int main()
{
    int i,n,t,m,a[100][100],j,x=0,k=0;
    cin>>n>>m;
    for(i=0;i<n;i++){
        for(j=0;j<m;j++){
            cin>>a[i][j];
            t=a[i][j];
            x=0;
            while(t){
                x=x+t%10;
                t/=10;
            }
            if(x%2==1){
                k++;
            }   
        }
    }
    cout<<k;
    return 0;
}
/**************************************************************
	Problem: 1496
	User: wangyiyang
	Language: C++
	Result: Accepted
	Time:10 ms
	Memory:2072 kb
****************************************************************/