CSES - Datatähti Open 2021

CSES - Datatähti Open 2021 - Results

Submission details
Task:	Split in Three
Sender:	mahmoudbadawy
Submission time:	2021-01-30 23:58:56 +0200
Language:	C++ (C++11)
Status:	READY
Result:	22

Feedback
group	verdict	score
#1	ACCEPTED	22
#2	WRONG ANSWER	0

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	WRONG ANSWER	0.01 s	2	details
#10	WRONG ANSWER	0.01 s	2	details
#11	WRONG ANSWER	0.01 s	2	details
#12	WRONG ANSWER	0.01 s	2	details
#13	WRONG ANSWER	0.01 s	2	details
#14	WRONG ANSWER	0.01 s	2	details
#15	WRONG ANSWER	0.01 s	2	details

Compiler report

input/code.cpp: In function 'int main()':
input/code.cpp:33:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d",&n);
  ~~~~~^~~~~~~~~

Code

#include <bits/stdc++.h>
 
using namespace std;
 
int n;
int ans[11];
 
int go(int x)
{
	if(x>n)
	{
		int sum[3]={0};
		for(int j=1;j<=n;j++)
			sum[ans[j]-1]+=j;
		if(sum[0]==sum[1]-1&&sum[1]==sum[2]-1)
		{
			for(int i=1;i<=n;i++)
				printf("%d%c",ans[i]," \n"[i==n]);
			return 1;
		}
		return 0;
	}
	for(int i=1;i<=3;i++)
	{
		ans[x]=i;
		if(go(x+1)) return 1;
	}
	return 0;
}
 
int main()
{
	scanf("%d",&n);
	if(n<=10)
	{
		if(go(1)) return 0;
		puts("IMPOSSIBLE");
	}
}

Test details

Test 1

Group: 1, 2

Verdict: ACCEPTED

input
`3` view save

correct output
`1 2 3` view save

user output
`1 2 3` view save

Test 2

Group: 1, 2

Verdict: ACCEPTED

input
`4` view save

correct output
`IMPOSSIBLE` view save

user output
`IMPOSSIBLE` view save

Test 3

Group: 1, 2

Verdict: ACCEPTED

input
`5` view save

correct output
`1 3 1 3 2` view save

user output
`1 3 1 3 2` view save

Test 4

Group: 1, 2

Verdict: ACCEPTED

input
`6` view save

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

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

Test 5

Group: 1, 2

Verdict: ACCEPTED

input
`7` view save

correct output
`IMPOSSIBLE` view save

user output
`IMPOSSIBLE` view save

Test 6

Group: 1, 2

Verdict: ACCEPTED

input
`8` view save

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

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

Test 7

Group: 1, 2

Verdict: ACCEPTED

input
`9` view save

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

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

Test 8

Group: 1, 2

Verdict: ACCEPTED

input
`10` view save

correct output
`IMPOSSIBLE` view save

user output
`IMPOSSIBLE` view save

Test 9

Group: 2

Verdict: WRONG ANSWER

input
`42` view save

correct output
`1 3 2 2 1 3 1 2 3 3 2 1 1 2 3 ...` view save

user output
(empty)

Test 10

Group: 2

Verdict: WRONG ANSWER

input
`95` view save

correct output
`1 3 1 3 2 1 2 3 3 2 1 1 2 3 3 ...` view save

user output
(empty)

Test 11

Group: 2

Verdict: WRONG ANSWER

input
`96` view save

correct output
`1 3 2 2 1 3 1 2 3 3 2 1 1 2 3 ...` view save

user output
(empty)

Test 12

Group: 2

Verdict: WRONG ANSWER

input
`97` view save

correct output
`IMPOSSIBLE` view save

user output
(empty)

Test 13

Group: 2

Verdict: WRONG ANSWER

input
`98` view save

correct output
`2 3 1 2 3 3 2 1 1 2 3 3 2 1 1 ...` view save

user output
(empty)

Test 14

Group: 2

Verdict: WRONG ANSWER

input
`99` view save

correct output
`1 2 3 1 2 3 3 2 1 1 2 3 3 2 1 ...` view save

user output
(empty)

Test 15

Group: 2

Verdict: WRONG ANSWER

input
`100` view save

correct output
`IMPOSSIBLE` view save

user output
(empty)

Datatähti Open 2021

Split in Three

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

Tasks

Submissions (mahmoudbadawy)