| Task: | Split in Three |
| Sender: | koosaga |
| Submission time: | 2021-01-30 10:19:58 +0200 |
| Language: | C++ (C++17) |
| Status: | READY |
| Result: | 100 |
| group | verdict | score |
|---|---|---|
| #1 | ACCEPTED | 22 |
| #2 | ACCEPTED | 78 |
| 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 | 2 | details |
| #10 | ACCEPTED | 0.01 s | 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 |
Code
#include <bits/stdc++.h>
using namespace std;
const int MAXN = 105;
using lint = long long;
int main(){
int n; cin >> n;
if(n%3 == 1){
puts("IMPOSSIBLE");
return 0;
}
int m = n;
if(n%3 == 2) m++;
vector<int> ans = {1, 2, 3};
for(int i = 3; i < m; i += 3){
for(auto &j : ans){
if(j == 3) continue;
else j = 3 - j;
}
ans.push_back(1);
ans.push_back(3);
ans.push_back(2);
}
if(n%3 == 2) ans.erase(ans.begin());
for(auto &i : ans) printf("%d ", i);
}
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 |
|---|
| 2 1 3 1 3 2 |
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 |
|---|
| 2 3 2 3 1 1 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 2 3 2 3 1 1 3 2 |
Test 8
Group: 1, 2
Verdict: ACCEPTED
| input |
|---|
| 10 |
| correct output |
|---|
| IMPOSSIBLE |
| user output |
|---|
| IMPOSSIBLE |
Test 9
Group: 2
Verdict: ACCEPTED
| input |
|---|
| 42 |
| correct output |
|---|
| 1 3 2 2 1 3 1 2 3 3 2 1 1 2 3 ... |
| user output |
|---|
| 2 1 3 1 3 2 2 3 1 1 3 2 2 3 1 ... |
Test 10
Group: 2
Verdict: ACCEPTED
| input |
|---|
| 95 |
| correct output |
|---|
| 1 3 1 3 2 1 2 3 3 2 1 1 2 3 3 ... |
| user output |
|---|
| 1 3 1 3 2 2 3 1 1 3 2 2 3 1 1 ... Truncated |
Test 11
Group: 2
Verdict: ACCEPTED
| input |
|---|
| 96 |
| correct output |
|---|
| 1 3 2 2 1 3 1 2 3 3 2 1 1 2 3 ... |
| user output |
|---|
| 2 1 3 1 3 2 2 3 1 1 3 2 2 3 1 ... Truncated |
Test 12
Group: 2
Verdict: ACCEPTED
| input |
|---|
| 97 |
| correct output |
|---|
| IMPOSSIBLE |
| user output |
|---|
| IMPOSSIBLE |
Test 13
Group: 2
Verdict: ACCEPTED
| input |
|---|
| 98 |
| correct output |
|---|
| 2 3 1 2 3 3 2 1 1 2 3 3 2 1 1 ... |
| user output |
|---|
| 2 3 2 3 1 1 3 2 2 3 1 1 3 2 2 ... Truncated |
Test 14
Group: 2
Verdict: ACCEPTED
| input |
|---|
| 99 |
| correct output |
|---|
| 1 2 3 1 2 3 3 2 1 1 2 3 3 2 1 ... |
| user output |
|---|
| 1 2 3 2 3 1 1 3 2 2 3 1 1 3 2 ... Truncated |
Test 15
Group: 2
Verdict: ACCEPTED
| input |
|---|
| 100 |
| correct output |
|---|
| IMPOSSIBLE |
| user output |
|---|
| IMPOSSIBLE |