extern crate num;
use num::bigint::ToBigInt;
fn main() {
let a = 3.to_bigint().unwrap();
let x = num::pow(a, 242);
println!("{}", x);
}
/*
run:
29063214161986986067637023528620257232321357468243916695175073145996989031241146647825183302277227705597018408555209
*/