CSES - Datatähti Open 2021 - Results
Submission details
Task:Split in Three
Sender:Kesatria_Komodo
Submission time:2021-01-31 02:41:05 +0200
Language:C++ (C++17)
Status:READY
Result:22
Feedback
groupverdictscore
#1ACCEPTED22
#20
Test results
testverdicttimegroup
#1ACCEPTED0.01 s1, 2details
#2ACCEPTED0.01 s1, 2details
#3ACCEPTED0.01 s1, 2details
#4ACCEPTED0.01 s1, 2details
#5ACCEPTED0.01 s1, 2details
#6ACCEPTED0.01 s1, 2details
#7ACCEPTED0.01 s1, 2details
#8ACCEPTED0.01 s1, 2details
#90.01 s2details
#100.01 s2details
#110.01 s2details
#120.01 s2details
#130.01 s2details
#140.01 s2details
#150.01 s2details

Code

#include <iostream>
#include <cstdio>
#include <vector>
#include <queue>
#include <fstream>
#include <bitset>
#include <cassert>
#include <functional>
#include <cstring>
#include <ctime>
#include <cmath>
#include <set>
#include <map>
#include <algorithm>
#define sec second
#define fir first
#define pb push_back
#define mp make_pair
#define REP(i , n) for (int i = 0 ; i < (n) ; i++)
#define BACK(i , n) for (int i = (n) - 1 ; i >= 0 ; i--)
using namespace std;
using vi = vector<int>;
using vii = vector<vi>;
using pii = pair<int , int>;
using ll = long long;
using ld = long double;
const int MAX = 1e9 , MIN = - MAX , MOD = 1e9 + 7;
const ll MAX_LL = 1e18 , MIN_LL = -MAX_LL;
int arr[10] , N;
bool ketemu = false;
void solve(int depth){
    if (depth == N){
        int sum[3]= {};
        REP(i , N)
            sum[arr[i]] += i + 1;
        if (sum[0] == sum[1] - 1 && sum[2] == sum[1] + 1)
            ketemu = true;
    }
    else
        for (int i = 0 ; i < 3 && !ketemu ; ++i){
            arr[depth] = i;
            solve(depth + 1);
        }
}

int main(){
    cin >> N;
    assert(N <= 10);
    solve(0);
    if (!ketemu)
        cout << "IMPOSSIBLE\n";
    else
        REP(i , N)
            cout << arr[i] + 1 << (i == N - 1 ? '\n' : ' ');
}

Test details

Test 1

Group: 1, 2

Verdict: ACCEPTED

input
3

correct output
1 2 3 

user output
1 2 3

Test 2

Group: 1, 2

Verdict: ACCEPTED

input
4

correct output
IMPOSSIBLE

user output
IMPOSSIBLE

Test 3

Group: 1, 2

Verdict: ACCEPTED

input
5

correct output
1 3 1 3 2 

user output
1 3 1 3 2

Test 4

Group: 1, 2

Verdict: ACCEPTED

input
6

correct output
1 3 2 2 1 3 

user output
1 3 2 2 1 3

Test 5

Group: 1, 2

Verdict: ACCEPTED

input
7

correct output
IMPOSSIBLE

user output
IMPOSSIBLE

Test 6

Group: 1, 2

Verdict: ACCEPTED

input
8

correct output
2 3 1 2 3 3 2 1 

user output
1 1 1 2 1 3 3 2

Test 7

Group: 1, 2

Verdict: ACCEPTED

input
9

correct output
1 2 3 1 2 3 3 2 1 

user output
1 1 1 2 2 2 3 1 3

Test 8

Group: 1, 2

Verdict: ACCEPTED

input
10

correct output
IMPOSSIBLE

user output
IMPOSSIBLE

Test 9

Group: 2

Verdict:

input
42

correct output
1 3 2 2 1 3 1 2 3 3 2 1 1 2 3 ...

user output
(empty)

Error:
code: input/code.cpp:48: int main(): Assertion `N <= 10' failed.

Test 10

Group: 2

Verdict:

input
95

correct output
1 3 1 3 2 1 2 3 3 2 1 1 2 3 3 ...

user output
(empty)

Error:
code: input/code.cpp:48: int main(): Assertion `N <= 10' failed.

Test 11

Group: 2

Verdict:

input
96

correct output
1 3 2 2 1 3 1 2 3 3 2 1 1 2 3 ...

user output
(empty)

Error:
code: input/code.cpp:48: int main(): Assertion `N <= 10' failed.

Test 12

Group: 2

Verdict:

input
97

correct output
IMPOSSIBLE

user output
(empty)

Error:
code: input/code.cpp:48: int main(): Assertion `N <= 10' failed.

Test 13

Group: 2

Verdict:

input
98

correct output
2 3 1 2 3 3 2 1 1 2 3 3 2 1 1 ...

user output
(empty)

Error:
code: input/code.cpp:48: int main(): Assertion `N <= 10' failed.

Test 14

Group: 2

Verdict:

input
99

correct output
1 2 3 1 2 3 3 2 1 1 2 3 3 2 1 ...

user output
(empty)

Error:
code: input/code.cpp:48: int main(): Assertion `N <= 10' failed.

Test 15

Group: 2

Verdict:

input
100

correct output
IMPOSSIBLE

user output
(empty)

Error:
code: input/code.cpp:48: int main(): Assertion `N <= 10' failed.