Module a

ABC 362 A - Buy a Pen

refs: https://atcoder.jp/contests/abc362/tasks/abc362_a

use proconio::input;

fn main() {
    input! {
        r: usize, g: usize, b: usize,
        c: String,
    }

    let ans = match c.as_str() {
        "Red" => g.min(b),
        "Green" => r.min(b),
        "Blue" => r.min(g),
        _ => unreachable!(),
    };

    println!("{ans}");
}