#include <iostream>
#include <vector>
#include <bitset>
#include <tuple>

int main() {
    std::vector<std::vector<int>> A(6, std::vector<int>(6));
    for (int i = 0; i < 6; ++i) {
        std::string input;
        std::cin >> input;
        for (int j = 0; j < 6; ++j) {
            A[i][j] = input[j] - '0';
        }
    }

    std::vector<int> seen(1000000);
    std::vector<int> pow10={1,10,100,1000,10000,100000};
    for (int d1 = 0; d1 < 10; ++d1) {
        for (int d2 = 0; d2 < 10; ++d2) {
            for (int d3 = 0; d3 < 10; ++d3) {
                for (int d4 = 0; d4 < 10; ++d4) {
                    for (int d5 = 0; d5 < 10; ++d5) {
                        for (int d6 = 0; d6 < 10; ++d6) {
                            int idx = 0;
                            for (int j = 0; j < 6; ++j) {
                            	std::vector<int> d={d1,d2,d3,d4,d5,d6};
                                int sum = 0;
                                for (int i = 0; i < 6; ++i) {
                                    sum += A[i][j] * d[i];
                                }
                                idx += (sum % 10) * pow10[j];
                            }
                            seen[idx]=1;
                        }
                    }
                }
            }
        }
    }
    int ans=0;
    for(int i=0;i<1000000;i++){
    	if(seen[i]){
    		ans+=1;
    	}
    }
    std::cout << ans << std::endl;
    
    return 0;
}