#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: 15159808820
	Language: C++
	Result: Accepted
	Time:11 ms
	Memory:2072 kb
****************************************************************/