#![allow(non_snake_case, unused_imports)]
use proconio::{fastout, input, marker::*};

#[fastout]
fn main() {
    input! {
        A: [Chars; 6],
    }

    let mut S = std::collections::HashSet::new();

    let A = [
        SixDigitsArray::from(&A[0]),
        SixDigitsArray::from(&A[1]),
        SixDigitsArray::from(&A[2]),
        SixDigitsArray::from(&A[3]),
        SixDigitsArray::from(&A[4]),
        SixDigitsArray::from(&A[5]),
    ];

    for i0 in 1..=10 {
        let s0 = A[0] * i0;

        for i1 in 1..=10 {
            let s1 = A[1] * i1;

            for i2 in 1..=10 {
                let s2 = A[2] * i2;

                for i3 in 1..=10 {
                    let s3 = A[3] * i3;

                    for i4 in 1..=10 {
                        let s4 = A[4] * i4;

                        for i5 in 1..=10 {
                            let s5 = A[5] * i5;

                            S.insert(s0 + s1 + s2 + s3 + s4 + s5);
                        }
                    }
                }
            }
        }
    }

    for &s in S.clone().iter() {
        for i in 1..=5 {
            S.insert(s * i);
        }
    }

    println!("{}", S.len());
}

#[derive(Clone, Copy, PartialEq, Eq, Hash)]
struct SixDigitsArray {
    a: [u8; 6],
}

impl SixDigitsArray {
    fn from(chars: &[char]) -> Self {
        let mut a = [0; 6];

        for i in 0..6 {
            a[i] = chars[i] as u8 - '0' as u8;
        }

        Self { a }
    }
}

impl std::ops::Add for SixDigitsArray {
    type Output = Self;
    fn add(self, rhs: Self) -> Self::Output {
        let mut a = [0; 6];
        for i in 0..6 {
            a[i] = (self.a[i] + rhs.a[i]) % 10;
        }

        Self { a }
    }
}

impl std::ops::Mul<u8> for SixDigitsArray {
    type Output = Self;

    fn mul(self, rhs: u8) -> Self::Output {
        let mut a = [0; 6];
        for i in 0..6 {
            a[i] = (self.a[i] * rhs) % 10;
        }
        Self { a }
    }
}