#include<bits/stdc++.h> using namespace std; int a[200][200]; int main(){ int n,m,s,i,j,num,x=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++){ if(a[i][j]<10) num=a[i][j]; else if(a[i][j]<100) num=a[i][j]/10+a[i][j]%10; else if(a[i][j]<1000) num=a[i][j]/100+a[i][j]%100/10+a[i][j]%10; else num=a[i][j]/1000+a[i][j]%1000/100+a[i][j]%100/10+a[i][j]%10; if(num%2==1) x++; } cout<<x; }//笨方法，请见谅

#include<bits/stdc++.h>
using namespace std;
int n,m,a[1145][1145],s;
int f(int x){
    int k=0;
    while(x!=0){
        k+=x%10;
        x/=10;
    }
    return k%2;
}
int main(){
    scanf("%d%d",&n,&m);
    for(int i=0;i<n;i++)
        for(int j=0;j<m;j++){
            scanf("%d",&a[i][j]);
            if(f(a[i][j])==1)
                s++;
        }
    printf("%d",s);
    return 0;
}