const MOD: usize = 1e9 as usize + 7;

fn main() {
    let mut n = String::new();
    std::io::stdin().read_line(&mut n).ok();
    let n = n.trim().chars().map(|c| c as usize - '0' as usize).collect::<Vec<_>>();

    let SIZE = n.len();
    let mut edp = vec![vec![vec![0usize; 10]; 2]; SIZE];
    let mut ldp = vec![vec![vec![0usize; 10]; 2]; SIZE];
    edp[0][0][n[0]] = n[0];
    for i in 0..n[0] {
        ldp[0][if i == 0 { 1 } else { 0 }][i] = i.max(1);
    }
    for i in 1..SIZE {
        for leading0 in 0..2 {
            for j in 0..10 {
                for nj in 0..10 {
                    let nleading0 = if leading0 == 1 && nj == 0 { 1 } else { 0 };
                    let val = if nleading0 == 1 { 1 } else { nj };
                    if n[i] == nj {
                        edp[i][nleading0][nj] += edp[i-1][leading0][j] * val % MOD;
                        edp[i][nleading0][nj] %= MOD;
                    } else if nj < n[i] {
                        ldp[i][nleading0][nj] += edp[i-1][leading0][j] * val % MOD;
                    }
                    ldp[i][nleading0][nj] += ldp[i-1][leading0][j] * val % MOD;
                    ldp[i][nleading0][nj] %= MOD;
                }
            }
        }
    }
    println!("{}", (edp[SIZE-1].iter().map(|v| v.iter().sum::<usize>()).sum::<usize>() + ldp[SIZE-1].iter().map(|v| v.iter().sum::<usize>()).sum::<usize>() - 1) % MOD);
}