Submission #1851094
Source Code Expand
#[allow(unused_imports)] use std::cmp::{max, min, Ordering}; #[allow(unused_imports)] use std::collections::{HashMap, HashSet, BinaryHeap, VecDeque, BTreeSet, BTreeMap}; #[allow(unused_imports)] use std::iter::FromIterator; #[allow(unused_imports)] use std::io::stdin; mod util { use std::io::stdin; use std::str::FromStr; use std::fmt::Debug; #[allow(dead_code)] pub fn line() -> String { let mut line: String = String::new(); stdin().read_line(&mut line).unwrap(); line.trim().to_string() } #[allow(dead_code)] pub fn gets<T: FromStr>() -> Vec<T> where <T as FromStr>::Err: Debug, { let mut line: String = String::new(); stdin().read_line(&mut line).unwrap(); line.split_whitespace() .map(|t| t.parse().unwrap()) .collect() } } #[allow(unused_macros)] macro_rules! get { ($t:ty) => { { let mut line: String = String::new(); stdin().read_line(&mut line).unwrap(); line.trim().parse::<$t>().unwrap() } }; ($($t:ty),*) => { { let mut line: String = String::new(); stdin().read_line(&mut line).unwrap(); let mut iter = line.split_whitespace(); ( $(iter.next().unwrap().parse::<$t>().unwrap(),)* ) } }; ($t:ty; $n:expr) => { (0..$n).map(|_| get!($t) ).collect::<Vec<_>>() }; ($($t:ty),*; $n:expr) => { (0..$n).map(|_| get!($($t),*) ).collect::<Vec<_>>() }; ($t:ty ;;) => { { let mut line: String = String::new(); stdin().read_line(&mut line).unwrap(); line.split_whitespace() .map(|t| t.parse::<$t>().unwrap()) .collect::<Vec<_>>() } }; } #[allow(unused_macros)] macro_rules! debug { ($($a:expr),*) => { println!(concat!($(stringify!($a), " = {:?}, "),*), $($a),*); } } fn main() { let n = get!(usize); let mut aa = get!(u64; n); let mut ans = 0; for i in 0..n - 1 { if aa[i] % 2 == 1 && aa[i + 1] > 0 { aa[i] -= 1; aa[i + 1] -= 1; ans += 1; } } for &x in &aa { ans += x / 2; } println!("{}", ans); }
Submission Info
Submission Time | |
---|---|
Task | B - Simplified mahjong |
User | hatoo |
Language | Rust (1.15.1) |
Score | 400 |
Code Size | 2503 Byte |
Status | AC |
Exec Time | 15 ms |
Memory | 4352 KB |
Judge Result
Set Name | Sample | All | ||||
---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 400 / 400 | ||||
Status |
|
|
Set Name | Test Cases |
---|---|
Sample | s1.txt, s2.txt |
All | 01.txt, 02.txt, 03.txt, 04.txt, 05.txt, 06.txt, 07.txt, 08.txt, 09.txt, 10.txt, 11.txt, 12.txt, 13.txt, 14.txt, 15.txt, 16.txt, 17.txt, 18.txt, 19.txt, 20.txt, 21.txt, 22.txt, s1.txt, s2.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
01.txt | AC | 15 ms | 4352 KB |
02.txt | AC | 15 ms | 4352 KB |
03.txt | AC | 15 ms | 4352 KB |
04.txt | AC | 14 ms | 4352 KB |
05.txt | AC | 14 ms | 4352 KB |
06.txt | AC | 14 ms | 4352 KB |
07.txt | AC | 15 ms | 4352 KB |
08.txt | AC | 15 ms | 4352 KB |
09.txt | AC | 15 ms | 4352 KB |
10.txt | AC | 15 ms | 4352 KB |
11.txt | AC | 12 ms | 4352 KB |
12.txt | AC | 15 ms | 4352 KB |
13.txt | AC | 14 ms | 4352 KB |
14.txt | AC | 14 ms | 4352 KB |
15.txt | AC | 12 ms | 4352 KB |
16.txt | AC | 15 ms | 4352 KB |
17.txt | AC | 15 ms | 4352 KB |
18.txt | AC | 2 ms | 4352 KB |
19.txt | AC | 2 ms | 4352 KB |
20.txt | AC | 2 ms | 4352 KB |
21.txt | AC | 2 ms | 4352 KB |
22.txt | AC | 2 ms | 4352 KB |
s1.txt | AC | 2 ms | 4352 KB |
s2.txt | AC | 2 ms | 4352 KB |