CSES - Datatähti Open 2019

Submission details
Task:	Robot
Sender:	ainta1
Submission time:	2019-01-19 10:02:07 +0200
Language:	C++
Status:	READY
Result:	44

Feedback
group	verdict	score
#1	ACCEPTED	12
#2	ACCEPTED	32
#3	WRONG ANSWER	0

Test results
test	verdict	time	group
#1	ACCEPTED	0.02 s	1	details
#2	ACCEPTED	0.01 s	1	details
#3	ACCEPTED	0.01 s	1	details
#4	ACCEPTED	0.01 s	1	details
#5	ACCEPTED	0.01 s	1	details
#6	ACCEPTED	0.01 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	0.02 s	2	details
#12	ACCEPTED	0.02 s	2	details
#13	ACCEPTED	0.01 s	2	details
#14	ACCEPTED	0.02 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	0.02 s	3	details
#20	ACCEPTED	0.02 s	3	details
#21	ACCEPTED	0.01 s	3	details
#22	ACCEPTED	0.01 s	3	details
#23	ACCEPTED	0.02 s	3	details
#24	ACCEPTED	0.01 s	3	details
#25	ACCEPTED	0.01 s	3	details
#26	ACCEPTED	0.02 s	3	details
#27	ACCEPTED	0.01 s	3	details
#28	ACCEPTED	0.01 s	3	details
#29	ACCEPTED	0.01 s	3	details
#30	ACCEPTED	0.02 s	3	details
#31	WRONG ANSWER	0.02 s	3	details
#32	ACCEPTED	0.01 s	3	details
#33	WRONG ANSWER	0.01 s	3	details
#34	ACCEPTED	0.01 s	3	details
#35	ACCEPTED	0.01 s	3	details
#36	WRONG ANSWER	0.01 s	3	details
#37	ACCEPTED	0.01 s	3	details
#38	WRONG ANSWER	0.01 s	3	details
#39	ACCEPTED	0.01 s	3	details

Compiler report

input/code.cpp: In function 'int main()':
input/code.cpp:74:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d%d", &n, &m);
  ~~~~~^~~~~~~~~~~~~~~~

Code

#include<cstdio>
int n, m;
void Print(int a, char c) {
	int i;
	for (i = 0; i < a; i++)printf("%c", c);
}
void Do1() {
	int i;
	Print(m - 1, 'R');
	Print(1, 'G');
	puts("");
	for (i = 1; i <= n / 4; i++) {
		Print(1, 'B');
		Print(m-3, 'R');
		Print(1, 'B');
		Print(1, 'G');
		puts("");
		Print(2, 'B');
		Print(m-3, 'R');
		Print(1, 'G');
		puts("");
		Print(m-2, 'G');
		Print(1, 'B');
		Print(1, 'G');
		puts("");
		Print(2, 'B');
		Print(m - 3, 'G');
		Print(1, 'G');
		puts("");
	}
	Print(1, 'B');
	Print(m - 1, 'R');
	puts("");
}
void Do3() {
	Print(2, 'R');
	Print(1, 'B');
	Print(m - 4, 'R');
	Print(1, 'G');
	puts("");
	Print(1, 'G');
	Print(1, 'R');
	Print(1, 'B');
	Print(m-5, 'R');
	Print(2, 'G');
	puts("");
	Print(1, 'G');
	Print(1, 'B');
	Print(1, 'R');
	Print(1, 'G');
	Print(m-5, 'R');
	Print(1, 'G');
	puts("");
	Print(1, 'G');
	Print(m-1, 'R');
	puts("");
}
void Do4() {
	puts("RRRG");
	puts("RBGG");
	puts("RGBG");
	puts("RRGG");
	for (int i = 0; i < n - 6; i++) {
		puts("GGGG");
	}
	puts("GGRG");
	puts("GRRR");
}
void Do5() {

}
int main() {
	int i;
	scanf("%d%d", &n, &m);
	if (n == 2) {
		Print(m - 1, 'R');
		Print(1, 'B');
		puts("");
		Print(1, 'B');
		Print(m - 1, 'G');
		puts("");
	}
	else if (m == 2) {
		puts("RB");
		for (i = 2; i <= n - 1; i++) {
			puts("BB");
		}
		puts("BG");
	}
	else if (n % 4 == 2) {
		Do1();
	}
	else if (n == 4 && m >= 6) {
		Do3();
	}
	else if (m == 4 && n >= 6) {
		Do4();
	}
	else if (n >= 8 && m >= 8) {
		Do5();
	}
	else {
		puts("IMPOSSIBLE");
	}
}
/*
#include<cstdio>
#include<algorithm>
using namespace std;
int vis[110][110][4], n, m, vv[110][110], i, j, Res[1100][2];
int dx[4] = { 0,1,0,-1 }, dy[4] = { 1,0,-1,0 };
bool DFS(int x, int y, int dir, int dep) {
	vv[x][y]++;
	Res[dep][0] = x, Res[dep][1] = y;
	int nx = x + dx[dir], ny = y + dy[dir];
	if (nx == 1 && ny == 1) {
		int ck = 0;
		for (i = 1; i <= n; i++)for (j = 1; j <= m; j++)if (!vv[i][j])ck = 1;
		if (!ck) {
			puts("??");

			for (i = 1; i <= n; i++) {
				for (j = 1; j < m; j++) {
					printf("+");
					if (vis[i][j][0])printf("-");
					else printf(" ");
				}
				printf("+");
				puts("");
				if (i != n) {
					for (j = 1; j <= m; j++) {
						if (vis[i][j][1])printf("|");
						else printf(" ");
						printf(" ");
					}
					puts("");
				}
			}

			puts("??");
			vv[x][y]--;
			return true;
		}
	}
	if (nx<1 || nx>n || ny<1 || ny>m) {
		vv[x][y]--;
		return false;
	}
	if (vis[x][y][dir] || vis[nx][ny][(dir + 2) % 4]) {
		vv[x][y]--;
		return false;
	}
	vis[x][y][dir] = 1;
	vis[nx][ny][(dir + 2) % 4] = 1;
	DFS(nx, ny, dir, dep + 1);
	DFS(nx, ny, (dir + 1) % 4, dep + 1);
	vis[x][y][dir] = 0;
	vis[nx][ny][(dir + 2) % 4] = 0;
	vv[x][y]--;
	return false;
}
int main() {
	freopen("output.txt", "w", stdout);
	int i, j;
	scanf("%d%d", &n, &m);
	DFS(1, 1, 0, 0);
}*/

Test details

Test 1

Group: 1

Verdict: ACCEPTED

input
`2 2` view save

correct output
`RG GR` view save

user output
`RB BG` view save

Test 2

Group: 1

Verdict: ACCEPTED

input
`2 4` view save

correct output
`RRRG GRRR` view save

user output
`RRRB BGGG` view save

Test 3

Group: 1

Verdict: ACCEPTED

input
`2 6` view save

correct output
`RRRRRG GRRRRR` view save

user output
`RRRRRB BGGGGG` view save

Test 4

Group: 1

Verdict: ACCEPTED

input
`2 10` view save

correct output
`RRRRRRRRRG GRRRRRRRRR` view save

user output
`RRRRRRRRRB BGGGGGGGGG` view save

Test 5

Group: 1

Verdict: ACCEPTED

input
`2 50` view save

correct output
`RRRRRRRRRRRRRRRRRRRRRRRRRRRRRR...` view save

user output
`RRRRRRRRRRRRRRRRRRRRRRRRRRRRRR...` Truncated

Test 6

Group: 1

Verdict: ACCEPTED

input
`2 80` view save

correct output
`RRRRRRRRRRRRRRRRRRRRRRRRRRRRRR...` view save

user output
`RRRRRRRRRRRRRRRRRRRRRRRRRRRRRR...` Truncated

Test 7

Group: 1

Verdict: ACCEPTED

input
`2 98` view save

correct output
`RRRRRRRRRRRRRRRRRRRRRRRRRRRRRR...` view save

user output
`RRRRRRRRRRRRRRRRRRRRRRRRRRRRRR...` Truncated

Test 8

Group: 1

Verdict: ACCEPTED

input
`2 100` view save

correct output
`RRRRRRRRRRRRRRRRRRRRRRRRRRRRRR...` view save

user output
`RRRRRRRRRRRRRRRRRRRRRRRRRRRRRR...` Truncated

Test 9

Group: 2

Verdict: ACCEPTED

input
`2 2` view save

correct output
`RG GR` view save

user output
`RB BG` view save

Test 10

Group: 2

Verdict: ACCEPTED

input
`2 4` view save

correct output
`RRRG GRRR` view save

user output
`RRRB BGGG` view save

Test 11

Group: 2

Verdict: ACCEPTED

input
`2 6` view save

correct output
`RRRRRG GRRRRR` view save

user output
`RRRRRB BGGGGG` view save

Test 12

Group: 2

Verdict: ACCEPTED

input
`4 2` view save

correct output
`RG GG GG GR` view save

user output
`RB BB BB BG` 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
`RRBRRG GRBRGG GBRGRG GRRRRR` view save

Test 15

Group: 2

Verdict: ACCEPTED

input
`6 2` view save

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

user output
`RB BB BB BB BB ...` 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 BRBG BBRG GGBG BBGG ...` 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 BRRRBG BBRRRG GGGGBG BBGGGG ...` view save

Test 18

Group: 3

Verdict: ACCEPTED

input
`2 2` view save

correct output
`RG GR` view save

user output
`RB BG` view save

Test 19

Group: 3

Verdict: ACCEPTED

input
`2 4` view save

correct output
`RRRG GRRR` view save

user output
`RRRB BGGG` view save

Test 20

Group: 3

Verdict: ACCEPTED

input
`2 6` view save

correct output
`RRRRRG GRRRRR` view save

user output
`RRRRRB BGGGGG` view save

Test 21

Group: 3

Verdict: ACCEPTED

input
`4 2` view save

correct output
`RG GG GG GR` view save

user output
`RB BB BB BG` 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
`RRBRRG GRBRGG GBRGRG GRRRRR` view save

Test 24

Group: 3

Verdict: ACCEPTED

input
`6 2` view save

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

user output
`RB BB BB BB BB ...` 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 BRBG BBRG GGBG BBGG ...` 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 BRRRBG BBRRRG GGGGBG BBGGGG ...` view save

Test 27

Group: 3

Verdict: ACCEPTED

input
`2 100` view save

correct output
`RRRRRRRRRRRRRRRRRRRRRRRRRRRRRR...` view save

user output
`RRRRRRRRRRRRRRRRRRRRRRRRRRRRRR...` Truncated

Test 28

Group: 3

Verdict: ACCEPTED

input
`4 20` view save

correct output
`RRRRRRRRRRRRRRRRRRRG GBBBBBBBBBBBBBBBGRGG GGRRRRRRRRRRRRRRRBRG GRRRRRRRRRRRRRRRRBRR` view save

user output
`RRBRRRRRRRRRRRRRRRRG GRBRRRRRRRRRRRRRRRGG GBRGRRRRRRRRRRRRRRRG GRRRRRRRRRRRRRRRRRRR` view save

Test 29

Group: 3

Verdict: ACCEPTED

input
`4 100` view save

correct output
`RRRRRRRRRRRRRRRRRRRRRRRRRRRRRR...` view save

user output
`RRBRRRRRRRRRRRRRRRRRRRRRRRRRRR...` Truncated

Test 30

Group: 3

Verdict: ACCEPTED

input
`10 10` view save

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

user output
`RRRRRRRRRG BRRRRRRRBG BBRRRRRRRG GGGGGGGGBG BBGGGGGGGG ...` Truncated

Test 31

Group: 3

Verdict: WRONG ANSWER

input
`12 12` view save

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

user output
(empty)

Test 32

Group: 3

Verdict: ACCEPTED

input
`10 12` view save

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

user output
`RRRRRRRRRRRG BRRRRRRRRRBG BBRRRRRRRRRG GGGGGGGGGGBG BBGGGGGGGGGG ...` Truncated

Test 33

Group: 3

Verdict: WRONG ANSWER

input
`12 10` view save

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

user output
(empty)

Test 34

Group: 3

Verdict: ACCEPTED

input
`10 90` view save

correct output
`RRRRRRRRRRRRRRRRRRRRRRRRRRRRRR...` view save

user output
`RRRRRRRRRRRRRRRRRRRRRRRRRRRRRR...` Truncated

Test 35

Group: 3

Verdict: ACCEPTED

input
`90 10` view save

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

user output
`RRRRRRRRRG BRRRRRRRBG BBRRRRRRRG GGGGGGGGBG BBGGGGGGGG ...` Truncated

Test 36

Group: 3

Verdict: WRONG ANSWER

input
`100 100` view save

correct output
`RRRRRRRRRRRRRRRRRRRRRRRRRRRRRR...` view save

user output
(empty)

Test 37

Group: 3

Verdict: ACCEPTED

input
`98 100` view save

correct output
`RRRRRRRRRRRRRRRRRRRRRRRRRRRRRR...` view save

user output
`RRRRRRRRRRRRRRRRRRRRRRRRRRRRRR...` Truncated

Test 38

Group: 3

Verdict: WRONG ANSWER

input
`100 98` view save

correct output
`RRRRRRRRRRRRRRRRRRRRRRRRRRRRRR...` view save

user output
(empty)

Test 39

Group: 3

Verdict: ACCEPTED

input
`98 98` view save

correct output
`RRRRRRRRRRRRRRRRRRRRRRRRRRRRRR...` view save

user output
`RRRRRRRRRRRRRRRRRRRRRRRRRRRRRR...` Truncated

Datatähti Open 2019

Robot

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

Test 32

Test 33

Test 34

Test 35

Test 36

Test 37

Test 38

Test 39

Tasks

Submissions (ainta1)