fn print_v(img: Vec) { for i in 0..img[0].len() { for j in 0..img.len() { print!("{}", img[j].chars().nth(i).unwrap()); } println!(""); } } fn main() { let mut rk = String::new(); std::io::stdin().read_line(&mut rk).ok(); let rk: Vec = rk.trim().split_whitespace().map(|s| s.parse().unwrap()).collect(); let r = rk[0]; let k = rk[1]; let mut hw = String::new(); std::io::stdin().read_line(&mut hw).ok(); let hw: Vec = hw.trim().split_whitespace().map(|s| s.parse().unwrap()).collect(); let h = hw[0]; let _w = hw[1]; let mut img: Vec = vec![]; for _ in 0..h { let mut s = String::new(); std::io::stdin().read_line(&mut s).ok(); img.push(s.trim().to_string()); } let result = img.iter() .map(|s| s.chars().map(|c| (0..k).map(move |_| c)).flatten().map(|c| c.to_string()).collect::>().join("")) .map(|s| (0..k).map(move |_| s.to_string())).flatten() ; match r { 0 => { result.for_each(|s| println!("{}", s)); }, 90 => { print_v(result.rev().collect()); }, 180 => { result.rev().map(|s| s.chars().rev().map(|c| c.to_string()).collect::>().join("")).for_each(|s| println!("{}", s)); }, 270 => { print_v(result.map(|s| s.chars().rev().map(|c| c.to_string()).collect::>().join("")).collect()); }, _ => {} } }