import java.util.*;
import java.lang.*;
import java.io.*;

// The main method must be in a class named "Main".
class Main {
    public static void main(String[] args) {
        Scanner sc=new Scanner(System.in);
        int n=sc.nextInt();
        int m=sc.nextInt();
        int[][] arr=new int[n][n];
        for(int i=0;i<n;i++){
            for(int j=0;j<m;j++){
                arr[i][j]=sc.nextInt();
            }
        }

        int count=0;
        for(int i=0;i<n;i++){
            int sum=0;
            for(int j=0;j<m;j++){
                if(arr[i][j]%2!=0){
                    sum+=arr[i][j];
                }
            }
            if(sum%2==0) count++;
        }

        System.out.println(count);
    }
}