use std::collections::{HashMap, HashSet};

fn main() {
    proconio::input! {
        w: u64,
        n: usize,
        j: [u64; n],
        m: usize,
        c: [u64; m],
    }
    let mut genga = 0;
    let mut sakkan = 0;
    let mut genga_cap = j;
    let mut sakkan_cap = c;
    for w in 0..w {
        let result = loop {
            if genga_cap[genga] > 0 && sakkan_cap[sakkan] > 0 {
                genga_cap[genga] -= 1;
                sakkan_cap[sakkan] -= 1;
                eprintln!(
                    "{w}: {}({}) -> {}({})",
                    genga + 1,
                    genga_cap[genga],
                    sakkan + 1,
                    sakkan_cap[sakkan]
                );
                break true;
            }
            sakkan += 1;
            if sakkan == m {
                sakkan = 0;
                genga += 1;
                if genga == n {
                    break false;
                }
            }
        };
        if !result {
            println!("BANSAKUTSUKITA");
            return;
        }
    }
    println!("SHIROBAKO");
}