#include <bits/stdc++.h>
using namespace std;
int main(){
    int n,m,i,j,a[110][110]={0},h=0,l=0;
    cin>>n>>m;
    for(i=1;i<=n;i++){
        for(j=1;j<=m;j++){
            cin>>a[i][j];
        }
    }
    for(i=1;i<=n;i++){
        for(j=1;j<=m;j++){
            h=0;
            while(a[i][j]!=0){
                h=h+a[i][j]%10;
                a[i][j]=a[i][j]/10;
            }
            if(h%2==1){
                l++;
            }
        }
    }
    cout<<l;
}
/**************************************************************
	Problem: 1496
	User: chenjiahui
	Language: C++
	Result: Accepted
	Time:8 ms
	Memory:2072 kb
****************************************************************/