CSES - Datatähti 2019 loppu

Submission details
Task:	Robotti
Sender:	antti röyskö
Submission time:	2019-01-17 12:49:14 +0200
Language:	C++
Status:	READY
Result:	100

Feedback
group	verdict	score
#1	ACCEPTED	12
#2	ACCEPTED	32
#3	ACCEPTED	56

Test results
test	verdict	time	group
#1	ACCEPTED	0.04 s	1	details
#2	ACCEPTED	0.01 s	1	details
#3	ACCEPTED	0.03 s	1	details
#4	ACCEPTED	0.02 s	1	details
#5	ACCEPTED	0.01 s	1	details
#6	ACCEPTED	0.02 s	1	details
#7	ACCEPTED	0.02 s	1	details
#8	ACCEPTED	0.02 s	1	details
#9	ACCEPTED	0.01 s	2	details
#10	ACCEPTED	0.01 s	2	details
#11	ACCEPTED	0.01 s	2	details
#12	ACCEPTED	0.03 s	2	details
#13	ACCEPTED	0.02 s	2	details
#14	ACCEPTED	0.01 s	2	details
#15	ACCEPTED	0.01 s	2	details
#16	ACCEPTED	0.02 s	2	details
#17	ACCEPTED	0.01 s	2	details
#18	ACCEPTED	0.02 s	3	details
#19	ACCEPTED	0.01 s	3	details
#20	ACCEPTED	0.01 s	3	details
#21	ACCEPTED	0.01 s	3	details
#22	ACCEPTED	0.02 s	3	details
#23	ACCEPTED	0.02 s	3	details
#24	ACCEPTED	0.02 s	3	details
#25	ACCEPTED	0.02 s	3	details
#26	ACCEPTED	0.01 s	3	details
#27	ACCEPTED	0.01 s	3	details
#28	ACCEPTED	0.02 s	3	details
#29	ACCEPTED	0.02 s	3	details
#30	ACCEPTED	0.02 s	3	details
#31	ACCEPTED	0.02 s	3	details
#32	ACCEPTED	0.01 s	3	details
#33	ACCEPTED	0.02 s	3	details
#34	ACCEPTED	0.03 s	3	details
#35	ACCEPTED	0.02 s	3	details
#36	ACCEPTED	0.03 s	3	details
#37	ACCEPTED	0.03 s	3	details
#38	ACCEPTED	0.03 s	3	details
#39	ACCEPTED	0.02 s	3	details

Code

#include <iostream>
using namespace std;

const int N = 100;
int res[N][N];
int c = 0;
int x = 0;
int y = 0;
int dx = 1;
int dy = 0;

int sgn(int v) {
	return v ? (v < 0 ? -1 : 1) : 0;
}

void move(int dist, int add) {
	for (; dist > 0; --dist) {
		if (res[x][y] == -1) res[x][y] = c;
		x += dx;
		y += dy;
	}

	if (add) {
		int ndy = dx;
		dx = -dy;
		dy = ndy;
	}
	c = (c + add) % 3;
}

void spin(int w, int a, int b, int c) {
	move(b, 2);
	move(a, 1);
	move(1, 1);
	move(w-1, 2);
	move(1, 1);
	move(w-2-a, 1);
	move(c, 1);
}
bool build(int w, int h) {
	if (w == 4 && h == 4) return false;
	for (int x = 0; x < w; ++x) {
		for (int y = 0; y < h; ++y) res[x][y] = -1;
	}

	// Top side
	move(w-1, 1);

	// Right side
	if (w % 6 == 4 || w % 6 == 0) {
		move(2, 1);
		spin(h-2, 1, 2, 2);
		move(h-4, 1);
		move(2, 0);
		w -= 2;
	} else {
		move(h-1, 1);
	}

	// take width mod 6
	while(w > 6) {
		move(3, 1);
		move(2, 1);
		spin(h-4, 1, 2, 2);
		spin(6, 2, h-5, 3);
		spin(h-4, 1, 2, 2);
		move(h-6, 1);
		move(2, 0);
		w -= 6;
	}

	// w can't be 0 (mod 6), due to right side
	if (w % 6 == 4) {
		move(3, 1);
		move(2, 1);
		spin(h-2, 1, 2, 2);
		if (c == 0) ++c;
		move(h-4, 1);
	} else {
		move(1, 1);
		if (c == 0) ++c;
		move(h-1, 1);
	}
	return true;
}

int main() {
	int h, w;
	cin >> h >> w;	
	if (h >= w) {
		bool fail = ! build(w, h);
		if (fail) {
			cout << "IMPOSSIBLE\n";
		} else {
			for (int y = 0; y < h; ++y) {
				for (int x = 0; x < w; ++x) {
					cout << "RGB"[res[x][y]];
				}
				cout << '\n';
			}
		}
	} else {
		build(h, w);
		for (int y = 0; y < h; ++y) {
			for (int x = 0; x < w; ++x) {
				cout << "RGB"[res[h-1-y][x]];
			}
			cout << '\n';
		}
	}
}

Test details

Test 1

Group: 1

Verdict: ACCEPTED

input
`2 2` view save

correct output
`RG GR` view save

user output
`RG GB` view save

Test 2

Group: 1

Verdict: ACCEPTED

input
`2 4` view save

correct output
`RRRG GRRR` view save

user output
`GGGB RGGG` view save

Test 3

Group: 1

Verdict: ACCEPTED

input
`2 6` view save

correct output
`RRRRRG GRRRRR` view save

user output
`GGGGGB RGGGGG` view save

Test 4

Group: 1

Verdict: ACCEPTED

input
`2 10` view save

correct output
`RRRRRRRRRG GRRRRRRRRR` view save

user output
`GGGGGGGGGB RGGGGGGGGG` view save

Test 5

Group: 1

Verdict: ACCEPTED

input
`2 50` view save

correct output
`RRRRRRRRRRRRRRRRRRRRRRRRRRRRRR...` view save

user output
`GGGGGGGGGGGGGGGGGGGGGGGGGGGGGG...` Truncated

Test 6

Group: 1

Verdict: ACCEPTED

input
`2 80` view save

correct output
`RRRRRRRRRRRRRRRRRRRRRRRRRRRRRR...` view save

user output
`GGGGGGGGGGGGGGGGGGGGGGGGGGGGGG...` Truncated

Test 7

Group: 1

Verdict: ACCEPTED

input
`2 98` view save

correct output
`RRRRRRRRRRRRRRRRRRRRRRRRRRRRRR...` view save

user output
`GGGGGGGGGGGGGGGGGGGGGGGGGGGGGG...` Truncated

Test 8

Group: 1

Verdict: ACCEPTED

input
`2 100` view save

correct output
`RRRRRRRRRRRRRRRRRRRRRRRRRRRRRR...` view save

user output
`GGGGGGGGGGGGGGGGGGGGGGGGGGGGGG...` Truncated

Test 9

Group: 2

Verdict: ACCEPTED

input
`2 2` view save

correct output
`RG GR` view save

user output
`RG GB` view save

Test 10

Group: 2

Verdict: ACCEPTED

input
`2 4` view save

correct output
`RRRG GRRR` view save

user output
`GGGB RGGG` view save

Test 11

Group: 2

Verdict: ACCEPTED

input
`2 6` view save

correct output
`RRRRRG GRRRRR` view save

user output
`GGGGGB RGGGGG` view save

Test 12

Group: 2

Verdict: ACCEPTED

input
`4 2` view save

correct output
`RG GG GG GR` view save

user output
`RG GG GG GB` view save

Test 13

Group: 2

Verdict: ACCEPTED

input
`4 4` view save

correct output
`IMPOSSIBLE` view save

user output
`IMPOSSIBLE` view save

Test 14

Group: 2

Verdict: ACCEPTED

input
`4 6` view save

correct output
`RRRRRG GBGRGG GGRBRG GRRBRR` view save

user output
`GGBBBR RRBRBR RBGGRR RGGGGG` view save

Test 15

Group: 2

Verdict: ACCEPTED

input
`6 2` view save

correct output
`RG GG GG GG GG ...` view save

user output
`RG GG GG GG GG ...` view save

Test 16

Group: 2

Verdict: ACCEPTED

input
`6 4` view save

correct output
`RRRG RGBG RRGG BBGG GRBG ...` view save

user output
`RRRG GBRG GGBB GGRB GRBB ...` view save

Test 17

Group: 2

Verdict: ACCEPTED

input
`6 6` view save

correct output
`RRRRRG GBGRBG GGGBBG GGGBBG GGRBRG ...` view save

user output
`RRRRRG BBRBRG BRGGBB BBGGRB GRBRBB ...` view save

Test 18

Group: 3

Verdict: ACCEPTED

input
`2 2` view save

correct output
`RG GR` view save

user output
`RG GB` view save

Test 19

Group: 3

Verdict: ACCEPTED

input
`2 4` view save

correct output
`RRRG GRRR` view save

user output
`GGGB RGGG` view save

Test 20

Group: 3

Verdict: ACCEPTED

input
`2 6` view save

correct output
`RRRRRG GRRRRR` view save

user output
`GGGGGB RGGGGG` view save

Test 21

Group: 3

Verdict: ACCEPTED

input
`4 2` view save

correct output
`RG GG GG GR` view save

user output
`RG GG GG GB` view save

Test 22

Group: 3

Verdict: ACCEPTED

input
`4 4` view save

correct output
`IMPOSSIBLE` view save

user output
`IMPOSSIBLE` view save

Test 23

Group: 3

Verdict: ACCEPTED

input
`4 6` view save

correct output
`RRRRRG GBGRGG GGRBRG GRRBRR` view save

user output
`GGBBBR RRBRBR RBGGRR RGGGGG` view save

Test 24

Group: 3

Verdict: ACCEPTED

input
`6 2` view save

correct output
`RG GG GG GG GG ...` view save

user output
`RG GG GG GG GG ...` view save

Test 25

Group: 3

Verdict: ACCEPTED

input
`6 4` view save

correct output
`RRRG RGBG RRGG BBGG GRBG ...` view save

user output
`RRRG GBRG GGBB GGRB GRBB ...` view save

Test 26

Group: 3

Verdict: ACCEPTED

input
`6 6` view save

correct output
`RRRRRG GBGRBG GGGBBG GGGBBG GGRBRG ...` view save

user output
`RRRRRG BBRBRG BRGGBB BBGGRB GRBRBB ...` view save

Test 27

Group: 3

Verdict: ACCEPTED

input
`2 100` view save

correct output
`RRRRRRRRRRRRRRRRRRRRRRRRRRRRRR...` view save

user output
`GGGGGGGGGGGGGGGGGGGGGGGGGGGGGG...` Truncated

Test 28

Group: 3

Verdict: ACCEPTED

input
`4 20` view save

correct output
`RRRRRRRRRRRRRRRRRRRG GBBBBBBBBBBBBBBBGRGG GGRRRRRRRRRRRRRRRBRG GRRRRRRRRRRRRRRRRBRR` view save

user output
`GGBBBBBBBBBBBBBBBBBR RRBRRRRRRRRRRRRRRRBR RBGGRRRRRRRRRRRRRRRR RGGGGGGGGGGGGGGGGGGG` view save

Test 29

Group: 3

Verdict: ACCEPTED

input
`4 100` view save

correct output
`RRRRRRRRRRRRRRRRRRRRRRRRRRRRRR...` view save

user output
`GGBBBBBBBBBBBBBBBBBBBBBBBBBBBB...` Truncated

Test 30

Group: 3

Verdict: ACCEPTED

input
`10 10` view save

correct output
`RRRRRRRRRG GBGRBBGRBG GGGBBGGBBG GGGBBGGBBG GGGBBGGBBG ...` view save

user output
`RRRRRRRRRG GRRGGGBBRG GBRRBRRGBB GBRGBBRGRB GGBBBRRRRB ...` Truncated

Test 31

Group: 3

Verdict: ACCEPTED

input
`12 12` view save

correct output
`RRRRRRRRRRRG RGBBGRBBGRBG RRBGGBBGGBBG RRBGGBBGGBBG RRBGGBBGGBBG ...` view save

user output
`RRRRRRRRRRRG BBRRRGGGBBRG BRRBRRBRRGBB BRRBRGBBRGRB BRRGBBBRRRRB ...` Truncated

Test 32

Group: 3

Verdict: ACCEPTED

input
`10 12` view save

correct output
`RRRRRRRRRRRG RGBBGRBBGRBG RRBGGBBGGBBG RRBGGBBGGBBG RRBGGBBGGBBG ...` view save

user output
`GGBBBBBBBBBR RRBRRRRRRRBR RBGGRRRRRRRR RBRRRRRRGGBR RGRBRRRRRBRR ...` Truncated

Test 33

Group: 3

Verdict: ACCEPTED

input
`12 10` view save

correct output
`RRRRRRRRRG GBGRBBGRBG GGGBBGGBBG GGGBBGGBBG GGGBBGGBBG ...` view save

user output
`RRRRRRRRRG GRRGGGBBRG GBRRBRRGBB GBRGBBRGRB GGBBBRRRRB ...` Truncated

Test 34

Group: 3

Verdict: ACCEPTED

input
`10 90` view save

correct output
`RRRRRRRRRRRRRRRRRRRRRRRRRRRRRR...` view save

user output
`GGBBBBBBBBBBBBBBBBBBBBBBBBBBBB...` Truncated

Test 35

Group: 3

Verdict: ACCEPTED

input
`90 10` view save

correct output
`RRRRRRRRRG GBGRBBGRBG GGGBBGGBBG GGGBBGGBBG GGGBBGGBBG ...` view save

user output
`RRRRRRRRRG GRRGGGBBRG GBRRBRRGBB GBRGBBRGRB GGBBBRRRRB ...` Truncated

Test 36

Group: 3

Verdict: ACCEPTED

input
`100 100` view save

correct output
`RRRRRRRRRRRRRRRRRRRRRRRRRRRRRR...` view save

user output
`RRRRRRRRRRRRRRRRRRRRRRRRRRRRRR...` Truncated

Test 37

Group: 3

Verdict: ACCEPTED

input
`98 100` view save

correct output
`RRRRRRRRRRRRRRRRRRRRRRRRRRRRRR...` view save

user output
`GGGGGGGGGGGGGGGGGGGGGGGGGGGGGG...` Truncated

Test 38

Group: 3

Verdict: ACCEPTED

input
`100 98` view save

correct output
`RRRRRRRRRRRRRRRRRRRRRRRRRRRRRR...` view save

user output
`RRRRRRRRRRRRRRRRRRRRRRRRRRRRRR...` Truncated

Test 39

Group: 3

Verdict: ACCEPTED

input
`98 98` view save

correct output
`RRRRRRRRRRRRRRRRRRRRRRRRRRRRRR...` view save

user output
`RRRRRRRRRRRRRRRRRRRRRRRRRRRRRR...` Truncated

Datatähti 2019 loppu

Robotti

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

Test 32

Test 33

Test 34

Test 35

Test 36

Test 37

Test 38

Test 39

Tasks

Submissions (antti röyskö)