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  1. use std::io;
  2. use std::collections::HashMap;
  3.  
  4. fn main() {
  5.     let mut input = String::new();
  6.     io::stdin().read_line(&mut input).unwrap();
  7.     let n: usize = input.trim().parse().unwrap();
  8.  
  9.     let mut a = Vec::new();
  10.     let mut all = Vec::new();
  11.  
  12.     for _ in 0..n {
  13.         input.clear();
  14.         io::stdin().read_line(&mut input).unwrap();
  15.         let parts: Vec<i32> = input
  16.             .split_whitespace()
  17.             .map(|x| x.parse().unwrap())
  18.             .collect();
  19.  
  20.  
  21.         let tower: Vec<i32> = parts[1..].to_vec();
  22.         a.push(tower.clone());
  23.  
  24.         for &x in &tower {
  25.             all.push(x);
  26.         }
  27.     }
  28.  
  29.     all.sort();
  30.     let mut pos = HashMap::new();
  31.     for (i, &x) in all.iter().enumerate() {
  32.         pos.insert(x, i);
  33.     }
  34.  
  35.     let mut good = 0;
  36.     let mut total = 0;
  37.  
  38.     for tower in &a {
  39.         total += tower.len();
  40.  
  41.         for i in 0..tower.len() - 1 {
  42.             let p1 = pos[&tower[i]];
  43.             let p2 = pos[&tower[i + 1]];
  44.  
  45.             if p2 == p1 + 1 {
  46.                 good += 1;
  47.             }
  48.         }
  49.     }
  50.  
  51.     let s = total - good - n;
  52.     let c = n + s - 1;
  53.  
  54.     println!("{} {}", s, c);
  55. }
Success #stdin #stdout 0s 5320KB
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https://ideone.com/d7LCzI
language:
Rust (rust 1.56)
created:
14 hours ago
visibility:
public

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