#include<bits/stdc++.h>
using namespace std;
int main()
{
    int n,m,t=0,i,s=0,j,a[100][100]={0};
    cin>>n>>m;
    for(i=0;i<n;i++){
        for(j=0;j<m;j++){
            cin>>a[i][j];
        }   
    } 
    for(i=0;i<=n;i++){
        for(j=0;j<=m;j++){
            s=0;
            while(a[i][j]){
                s+=a[i][j]%10;
                a[i][j]/=10;
            }
            if(s%2==1){
            t++;
            }
        }   
    } 
    cout<<t;
    return 0;
}
/**************************************************************
	Problem: 1496
	User: fuyijun
	Language: C++
	Result: Accepted
	Time:11 ms
	Memory:2072 kb
****************************************************************/