CSES - Datatähti 2021 alku

CSES - Datatähti 2021 alku - Results

Submission details
Task:	Arpakuutiot
Sender:	antti_p
Submission time:	2020-10-09 10:58:32 +0300
Language:	Rust
Status:	READY
Result:	100

Feedback
group	verdict	score
#1	ACCEPTED	35
#2	ACCEPTED	65

Test results
test	verdict	time	group
#1	ACCEPTED	0.01 s	1, 2	details
#2	ACCEPTED	0.01 s	1, 2	details
#3	ACCEPTED	0.01 s	1, 2	details
#4	ACCEPTED	0.01 s	1, 2	details
#5	ACCEPTED	0.01 s	1, 2	details
#6	ACCEPTED	0.01 s	1, 2	details
#7	ACCEPTED	0.01 s	1, 2	details
#8	ACCEPTED	0.01 s	1, 2	details
#9	ACCEPTED	0.01 s	1, 2	details
#10	ACCEPTED	0.01 s	1, 2	details
#11	ACCEPTED	0.01 s	2	details
#12	ACCEPTED	0.01 s	2	details
#13	ACCEPTED	0.01 s	2	details
#14	ACCEPTED	0.01 s	2	details
#15	ACCEPTED	0.01 s	2	details
#16	ACCEPTED	0.01 s	2	details
#17	ACCEPTED	0.01 s	2	details
#18	ACCEPTED	0.01 s	2	details
#19	ACCEPTED	0.01 s	2	details
#20	ACCEPTED	0.01 s	2	details
#21	ACCEPTED	0.01 s	2	details
#22	ACCEPTED	0.01 s	2	details
#23	ACCEPTED	0.01 s	2	details
#24	ACCEPTED	0.01 s	2	details
#25	ACCEPTED	0.01 s	2	details
#26	ACCEPTED	0.01 s	2	details
#27	ACCEPTED	0.01 s	2	details
#28	ACCEPTED	0.01 s	2	details
#29	ACCEPTED	0.01 s	2	details
#30	ACCEPTED	0.01 s	2	details
#31	ACCEPTED	0.01 s	1, 2	details

Compiler report

warning: unused variable: `f`
   --> input/code.rs:102:33
    |
102 | fn arrow_left(o: Orientation3D, f: Orientation3D) -> Orientation3D {
    |                                 ^ help: consider prefixing with an underscore: `_f`
    |
    = note: `#[warn(unused_variables)]` on by default

warning: unused variable: `f`
   --> input/code.rs:106:34
    |
106 | fn arrow_right(o: Orientation3D, f: Orientation3D) -> Orientation3D {
    |                                  ^ help: consider prefixing with an underscore: `_f`

Code

use std::io;
use std::io::prelude::*;

// Arpakuutioiden luoktus:
// 1. Mikä sivu 1:stä vastapäätä
// 2. Mikä seuraavista permutaatioista
// 1234
// 1324
// 2134
// 2314
// 3124
// 3214

#[derive(Debug, Clone, Copy)]
enum Orientation3D {
	PX,
	NX,
	PY,
	NY,
	PZ,
	NZ,
}

// On flat surface always points left

#[derive(Debug, Clone, Copy)]
enum Orientation2D {
	Left,
	Right,
	Top,
	Bottom,
}

// Cube faces:
// +X = 0
// -X = 1
// +Y = 2
// -Y = 3
// +Z = 4
// -Z = 5


fn rotate(face: Orientation3D, rot: Orientation3D) -> Orientation3D {
	use Orientation3D::*;
	match (rot, face) {
		(PX, PX) => PX,
		(PX, NX) => NX,
		(PX, PY) => PZ,
		(PX, NY) => NZ,
		(PX, PZ) => NY,
		(PX, NZ) => PY,
		
		(NX, PX) => PX,
		(NX, NX) => NX,
		(NX, PY) => NZ,
		(NX, NY) => PZ,
		(NX, PZ) => PY,
		(NX, NZ) => NY,
		
		(PY, PX) => NZ,
		(PY, NX) => PZ,
		(PY, PY) => PY,
		(PY, NY) => NY,
		(PY, PZ) => PX,
		(PY, NZ) => NX,
		
		(NY, PX) => PZ,
		(NY, NX) => NZ,
		(NY, PY) => PY,
		(NY, NY) => NY,
		(NY, PZ) => NX,
		(NY, NZ) => PX,
		
		(PZ, PX) => PY,
		(PZ, NX) => NY,
		(PZ, PY) => NX,
		(PZ, NY) => PX,
		(PZ, PZ) => PZ,
		(PZ, NZ) => NZ,
		
		(NZ, PX) => NY,
		(NZ, NX) => PY,
		(NZ, PY) => PX,
		(NZ, NY) => NX,
		(NZ, PZ) => PZ,
		(NZ, NZ) => NZ,
	}
}

fn negate(o: Orientation3D) -> Orientation3D {
	use Orientation3D::*;
	match o {
		PX => NX,
		NX => PX,
		PY => NY,
		NY => PY,
		PZ => NZ,
		NZ => PZ,
	}
}

fn arrow_left(o: Orientation3D, f: Orientation3D) -> Orientation3D {
	o
}

fn arrow_right(o: Orientation3D, f: Orientation3D) -> Orientation3D {
	negate(o)
}

fn arrow_top(o: Orientation3D, f: Orientation3D) -> Orientation3D {
	negate(arrow_bottom(o, f))
}

fn arrow_bottom(o: Orientation3D, f: Orientation3D) -> Orientation3D {
	rotate(o, f)
}

// Return first orientation then position
fn apply_orientation(o: Orientation3D, f: Orientation3D, d: Orientation2D) -> (Orientation3D, Orientation3D) {
	use Orientation2D::*;
	match d {
		Left => (rotate(o, arrow_bottom(o, f)), rotate(f, arrow_bottom(o, f))),
		Right => (rotate(o, arrow_top(o, f)), rotate(f, arrow_top(o, f))),
		Top => (o, rotate(f, arrow_left(o, f))),
		Bottom => (o, rotate(f, arrow_right(o, f))),
	}
}

fn cp(f: Orientation3D) -> usize {
	use Orientation3D::*;
	match f {
		PX => 0,
		NX => 1,
		PY => 2,
		NY => 3,
		PZ => 4,
		NZ => 5,
	}
}

fn pc(u: usize) -> Orientation3D {
	use Orientation3D::*;
	match u {
		0 => PX,
		1 => NX,
		2 => PY,
		3 => NY,
		4 => PZ,
		5 => NZ,
		_ => panic!(),
	}
}

fn read_and_classify(data: &mut [Option<u32>]) -> u32 {
	let mut cube = [u32::MAX; 6];
	for y in 0..5 {
		for x in 0..5 {
			if data[y*5 + x].is_some() {
				read_cube(&mut cube, data, x, y, Orientation3D::PY, Orientation3D::PX);
				break;
			}
		}
	}
	classify_cube(&mut cube)
}

fn read_cube(cube: &mut [u32], data: &mut [Option<u32>], x: usize, y: usize, o: Orientation3D, f: Orientation3D) {
	//println!("Called read_cube with x: {}, y: {}, o: {:?}, f: {:?}", x, y, o, f);
	use Orientation2D::*;
	if cube[cp(f)] != u32::MAX {
		//println!("Returning read_cube (early)");
		return
	}
	if let Some(n) = data[y*5 + x] {
		//println!("read_cube: is_some");
		cube[cp(f)] = n;
		if y > 0 {
			let (no, nf) = apply_orientation(o, f, Top);
			read_cube(cube, data, x, y - 1, no, nf);
		}
		if y < 5 {
			let (no, nf) = apply_orientation(o, f, Bottom);
			read_cube(cube, data, x, y + 1, no, nf);
		}
		if x > 0 {
			let (no, nf) = apply_orientation(o, f, Left);
			read_cube(cube, data, x - 1, y, no, nf);
		}
		if x < 5 {
			let (no, nf) = apply_orientation(o, f, Right);
			read_cube(cube, data, x + 1, y, no, nf);
		}
	}
	//println!("Returning read_cube (end)");
}

fn classify_cube(cube: &[u32]) -> u32 {
	//println!("Called classify_cube with cube: {:?}", cube);
	use Orientation3D::*;
	let mut j = 6;
	for i in 0..6 {
		if cube[i] == 1 {
			j = i;
			break
		}
	}
	let one = pc(j);
	let oppi = cp(negate(one));
	let opp = cube[oppi];
	let mut round = 
	match one {
		PX | NX => {
			[cube[cp(PY)], cube[cp(PZ)], cube[cp(NY)], cube[cp(NZ)]]
		}
		PY | NY => {
			[cube[cp(PZ)], cube[cp(PX)], cube[cp(NZ)], cube[cp(NX)]]
		}
		PZ | NZ => {
			[cube[cp(PX)], cube[cp(PY)], cube[cp(NX)], cube[cp(NY)]]
		}
	};
	match one {
		NX | NY | NZ => {
			round.reverse()
		}
		_ => {}
	};
	(opp - 1)*6 + classify_cyclic_permutation(&round)
}

// 1234
// 1324
// 2134
// 2314
// 3124
// 3214

fn classify_cyclic_permutation(round: &[u32]) -> u32 {
	let mi = round.iter().enumerate().max_by_key(|(_, vx)| *vx).unwrap().0;
	let v : Vec<_> = round.iter().cycle().skip(mi + 1).take(3).collect();
	match (v[0] < v[1], v[1] < v[2]) {
		(true, true) => 0,
		(true, false) => if v[0] < v[2] {1} else {3},
		(false, true) => if v[0] < v[2] {2} else {4}
		(false, false) => 5
	}
}

fn main() {
	let stdin = io::stdin();
    let mut lines = stdin.lock().lines();
	let num = lines.next().unwrap().unwrap().parse::<usize>().unwrap();
	let mut cubes = Vec::new();
	for k in 0..num {
		if k != 0 {
			lines.next();
		}
		let mut dat = Vec::new();
		for _ in 0..5 {
			for c in lines.next().unwrap().unwrap().chars() {
				dat.push(c.to_string().parse::<u32>().ok());
			}
		}
		//println!("Dat: {:?}", dat);
		cubes.push(read_and_classify(&mut dat));
	}
	//println!("Cubes: {:?}", cubes);
	//println!();
	//println!();
	for i in 0..cubes.len() {
		let mut some = false;
		for j in 0..cubes.len() {
			if i == j {
				continue
			}
			if cubes[i] == cubes[j] {
				print!("{} ", j + 1);
				some = true;
			}
		}
		if !some {
			print!("-");
		}
		println!();
	}
}

Test details

Test 1

Group: 1, 2

Verdict: ACCEPTED

input
`3 165.. .4... .3... .2... ...` view save

correct output
`3 - 1` view save

user output
`3 - 1` view save

Test 2

Group: 1, 2

Verdict: ACCEPTED

input
`5 264.. .5... .3... .1... ...` view save

correct output
`3 4 5 1 2 5 2 4` view save

user output
`3 4 5 1 2 5 2 4` view save

Test 3

Group: 1, 2

Verdict: ACCEPTED

input
`5 152.. .4... .3... .6... ...` view save

correct output
`3 5 4 1 5 2 1 3` view save

user output
`3 5 4 1 5 2 1 3` view save

Test 4

Group: 1, 2

Verdict: ACCEPTED

input
`5 142.. .6... .3... .5... ...` view save

correct output
`4 5 3 2 1 5 1 4` view save

user output
`4 5 3 2 1 5 1 4` view save

Test 5

Group: 1, 2

Verdict: ACCEPTED

input
`5 123.. .4... .6... .5... ...` view save

correct output
`3 4 5 1 2 5 2 4` view save

user output
`3 4 5 1 2 5 2 4` view save

Test 6

Group: 1, 2

Verdict: ACCEPTED

input
`5 213.. .6... .4... .5... ...` view save

correct output
`4 5 3 2 1 5 1 4` view save

user output
`4 5 3 2 1 5 1 4` view save

Test 7

Group: 1, 2

Verdict: ACCEPTED

input
`5 314.. .5... .2... .6... ...` view save

correct output
`3 4 5 1 2 5 2 4` view save

user output
`3 4 5 1 2 5 2 4` view save

Test 8

Group: 1, 2

Verdict: ACCEPTED

input
`5 163.. .2... .5... .4... ...` view save

correct output
`4 5 3 2 1 5 1 4` view save

user output
`4 5 3 2 1 5 1 4` view save

Test 9

Group: 1, 2

Verdict: ACCEPTED

input
`5 264.. .1... .3... .5... ...` view save

correct output
`2 3 1 3 1 2 5 4` view save

user output
`2 3 1 3 1 2 5 4` view save

Test 10

Group: 1, 2

Verdict: ACCEPTED

input
`5 214.. .3... .5... .6... ...` view save

correct output
`5 3 4 2 4 2 3 1` view save

user output
`5 3 4 2 4 2 3 1` view save

Test 11

Group: 2

Verdict: ACCEPTED

input
`10 .41.. .5... .2... 36... ...` view save

correct output
`9 4 6 8 7 10 2 6 8 - ...` view save

user output
`9 4 6 8 7 10 2 6 8 - ...` view save

Test 12

Group: 2

Verdict: ACCEPTED

input
`10 5.... 1436. .2... ..... ...` view save

correct output
`5 8 6 10 4 7 9 3 7 9 1 8 ...` view save

user output
`5 8 6 10 4 7 9 3 7 9 1 8 ...` view save

Test 13

Group: 2

Verdict: ACCEPTED

input
`10 2.... 41... .63.. .5... ...` view save

correct output
`4 9 10 5 6 7 8 - 1 9 10 2 6 7 8 ...` view save

user output
`4 9 10 5 6 7 8 - 1 9 10 2 6 7 8 ...` view save

Test 14

Group: 2

Verdict: ACCEPTED

input
`10 1.... 634.. ..52. ..... ...` view save

correct output
`2 3 4 5 6 9 10 1 3 4 5 6 9 10 1 2 4 5 6 9 10 1 2 3 5 6 9 10 1 2 3 4 6 9 10 ...` view save

user output
`2 3 4 5 6 9 10 1 3 4 5 6 9 10 1 2 4 5 6 9 10 1 2 3 5 6 9 10 1 2 3 4 6 9 10 ...` Truncated

Test 15

Group: 2

Verdict: ACCEPTED

input
`10 .2... 4516. 3.... ..... ...` view save

correct output
`5 7 9 10 8 4 6 3 6 1 7 9 10 ...` view save

user output
`5 7 9 10 8 4 6 3 6 1 7 9 10 ...` view save

Test 16

Group: 2

Verdict: ACCEPTED

input
`10 .56.. .2... .4... 31... ...` view save

correct output
`4 9 3 5 10 2 5 10 1 9 2 3 10 ...` view save

user output
`4 9 3 5 10 2 5 10 1 9 2 3 10 ...` view save

Test 17

Group: 2

Verdict: ACCEPTED

input
`10 ..62. .31.. 45... ..... ...` view save

correct output
`2 3 4 8 1 3 4 8 1 2 4 8 1 2 3 8 6 7 9 10 ...` view save

user output
`2 3 4 8 1 3 4 8 1 2 4 8 1 2 3 8 6 7 9 10 ...` Truncated

Test 18

Group: 2

Verdict: ACCEPTED

input
`10 532.. .4... .1... .6... ...` view save

correct output
`3 8 9 5 6 1 8 9 7 10 2 6 ...` view save

user output
`3 8 9 5 6 1 8 9 7 10 2 6 ...` view save

Test 19

Group: 2

Verdict: ACCEPTED

input
`10 .64.. .1... .3... 52... ...` view save

correct output
`2 5 6 7 8 9 1 5 6 7 8 9 4 10 3 10 1 2 6 7 8 9 ...` view save

user output
`2 5 6 7 8 9 1 5 6 7 8 9 4 10 3 10 1 2 6 7 8 9 ...` Truncated

Test 20

Group: 2

Verdict: ACCEPTED

input
`10 .4... 326.. .1... .5... ...` view save

correct output
`4 7 8 6 9 10 5 1 7 8 3 ...` view save

user output
`4 7 8 6 9 10 5 1 7 8 3 ...` view save

Test 21

Group: 2

Verdict: ACCEPTED

input
`20 .6... .4... 31... .25.. ...` view save

correct output
`3 7 11 16 6 1 7 11 16 5 19 4 19 ...` view save

user output
`3 7 11 16 6 1 7 11 16 5 19 4 19 ...` Truncated

Test 22

Group: 2

Verdict: ACCEPTED

input
`20 3.... 5614. ..2.. ..... ...` view save

correct output
`7 10 11 17 20 12 4 9 13 15 18 3 9 13 15 18 8 14 16 ...` view save

user output
`7 10 11 17 20 12 4 9 13 15 18 3 9 13 15 18 8 14 16 ...` Truncated

Test 23

Group: 2

Verdict: ACCEPTED

input
`20 42... .316. .5... ..... ...` view save

correct output
`5 12 13 15 18 16 20 6 8 14 9 19 1 12 13 15 18 ...` view save

user output
`5 12 13 15 18 16 20 6 8 14 9 19 1 12 13 15 18 ...` Truncated

Test 24

Group: 2

Verdict: ACCEPTED

input
`20 ..5.. .623. 41... ..... ...` view save

correct output
`2 6 11 12 13 1 6 11 12 13 5 16 18 7 14 3 16 18 ...` view save

user output
`2 6 11 12 13 1 6 11 12 13 5 16 18 7 14 3 16 18 ...` Truncated

Test 25

Group: 2

Verdict: ACCEPTED

input
`20 .46.. 53... .1... .2... ...` view save

correct output
`2 3 5 7 15 17 19 1 3 5 7 15 17 19 1 2 5 7 15 17 19 8 10 11 14 1 2 3 7 15 17 19 ...` view save

user output
`2 3 5 7 15 17 19 1 3 5 7 15 17 19 1 2 5 7 15 17 19 8 10 11 14 1 2 3 7 15 17 19 ...` Truncated

Test 26

Group: 2

Verdict: ACCEPTED

input
`20 .61.. .4... 35... .2... ...` view save

correct output
`8 10 20 3 17 18 19 2 17 18 19 14 15 6 7 9 13 ...` view save

user output
`8 10 20 3 17 18 19 2 17 18 19 14 15 6 7 9 13 ...` Truncated

Test 27

Group: 2

Verdict: ACCEPTED

input
`20 ..2.. 1463. .5... ..... ...` view save

correct output
`2 3 5 6 9 20 1 3 5 6 9 20 1 2 5 6 9 20 11 19 1 2 3 6 9 20 ...` view save

user output
`2 3 5 6 9 20 1 3 5 6 9 20 1 2 5 6 9 20 11 19 1 2 3 6 9 20 ...` Truncated

Test 28

Group: 2

Verdict: ACCEPTED

input
`20 ...4. 5132. 6.... ..... ...` view save

correct output
`2 8 10 12 13 19 1 8 10 12 13 19 4 5 15 16 17 3 5 15 16 17 3 4 15 16 17 ...` view save

user output
`2 8 10 12 13 19 1 8 10 12 13 19 4 5 15 16 17 3 5 15 16 17 3 4 15 16 17 ...` Truncated

Test 29

Group: 2

Verdict: ACCEPTED

input
`20 .2... .31.. 45... 6.... ...` view save

correct output
`5 8 9 14 17 3 10 16 2 10 16 13 15 19 1 8 9 14 17 ...` view save

user output
`5 8 9 14 17 3 10 16 2 10 16 13 15 19 1 8 9 14 17 ...` Truncated

Test 30

Group: 2

Verdict: ACCEPTED

input
`20 3.... 452.. .1... .6... ...` view save

correct output
`3 7 8 9 14 15 16 19 4 12 13 17 1 7 8 9 14 15 16 19 2 12 13 17 11 20 ...` view save

user output
`3 7 8 9 14 15 16 19 4 12 13 17 1 7 8 9 14 15 16 19 2 12 13 17 11 20 ...` Truncated

Test 31

Group: 1, 2

Verdict: ACCEPTED

input
`2 546.. .3... .2... .1... ...` view save

correct output
`- -` view save

user output
`- -` view save

Datatähti 2021 alku

Arpakuutiot

Compiler report

Code

Test details

Test 1

Test 2

Test 3

Test 4

Test 5

Test 6

Test 7

Test 8

Test 9

Test 10

Test 11

Test 12

Test 13

Test 14

Test 15

Test 16

Test 17

Test 18

Test 19

Test 20

Test 21

Test 22

Test 23

Test 24

Test 25

Test 26

Test 27

Test 28

Test 29

Test 30

Test 31

Tasks

Submissions (antti_p)