Submission #3450341
Source Code Expand
use scanner::Scanner; fn main() { let mut sc = Scanner::new(); let n: i32 = sc.read(); let k: i32 = sc.read(); println!("{}", (0..n - 1).fold(k, |a, _| a * (k - 1))); } mod scanner { pub struct Scanner<'a> { s: String, words: ::std::str::SplitWhitespace<'a>, } impl<'a> Scanner<'a> { pub fn new() -> Scanner<'a> { let s = String::new(); let words = unsafe { ::std::mem::transmute(s.split_whitespace()) }; Scanner { s: s, words: words } } pub fn read<T: ::std::str::FromStr>(&mut self) -> T { match self.words.next() { Some(x) => x.parse().ok().unwrap(), None => { self.load(); self.read() } } } fn load(&mut self) { self.s.clear(); ::std::io::stdin().read_line(&mut self.s).unwrap(); self.words = unsafe { ::std::mem::transmute(self.s.split_whitespace()) }; } } }
Submission Info
Submission Time | |
---|---|
Task | B - Painting Balls with AtCoDeer |
User | relieved_face |
Language | Rust (1.15.1) |
Score | 200 |
Code Size | 1088 Byte |
Status | AC |
Exec Time | 2 ms |
Memory | 4352 KB |
Judge Result
Set Name | Sample | All | ||||
---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 200 / 200 | ||||
Status |
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Set Name | Test Cases |
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Sample | 0_000.txt, 0_001.txt, 0_002.txt |
All | 0_000.txt, 0_001.txt, 0_002.txt, 1_003.txt, 1_004.txt, 1_005.txt, 1_006.txt, 1_007.txt, 1_008.txt, 1_009.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
0_000.txt | AC | 2 ms | 4352 KB |
0_001.txt | AC | 2 ms | 4352 KB |
0_002.txt | AC | 2 ms | 4352 KB |
1_003.txt | AC | 2 ms | 4352 KB |
1_004.txt | AC | 2 ms | 4352 KB |
1_005.txt | AC | 2 ms | 4352 KB |
1_006.txt | AC | 2 ms | 4352 KB |
1_007.txt | AC | 2 ms | 4352 KB |
1_008.txt | AC | 2 ms | 4352 KB |
1_009.txt | AC | 2 ms | 4352 KB |