#include<bits/stdc++.h>

using namespace std;

int main() {
    int rows,columns;
    scanf("%d",&rows);
    scanf("%d",&columns);
    int zeroes=0;
    int doubles=0;
    int freeones=0;
    int ones=0;
    int curr_num;
    for(int i=0;i<rows;i++){
        for(int j=0;j<columns;j++){
            scanf("%d",&curr_num);
            if(curr_num==0){
                zeroes++;
            }
            else if(curr_num==2){
                doubles++;
            }
            else{
            ones++;
            if((columns==1&&(i==0||i==rows-1))||rows==1&&(j==0||j==columns-1)){
                freeones++;
            }            
        }
    }
    }
    if((columns==1||rows==1)&&zeroes==1){
        if(freeones>0){
            printf("1\n");
            return 0;
        }else{
            printf("2\n");
            return 0;
        }
        
    }else if(zeroes==0){
        if(doubles%2==0){
            printf("0\n");
            return 0;
        }
        else{
            printf("%ld\n",(long)(pow(2,(doubles/2))));
            return 0;
    }
    }
    else if(zeroes==1){
        if(ones>0){         
            printf("1\n");
        }
        else{
            printf("2\n");
    }
    }
    else{
        printf("0\n");
    }
    return 0;
}