| Task: | Sorting |
| Sender: | andr1y |
| Submission time: | 2021-01-30 15:34:24 +0200 |
| Language: | C++ (C++17) |
| Status: | READY |
| Result: | 0 |
| group | verdict | score |
|---|---|---|
| #1 | WRONG ANSWER | 0 |
| #2 | WRONG ANSWER | 0 |
| test | verdict | time | group | |
|---|---|---|---|---|
| #1 | WRONG ANSWER | 0.01 s | 1, 2 | details |
| #2 | WRONG ANSWER | 0.02 s | 2 | details |
| #3 | WRONG ANSWER | 0.01 s | 1, 2 | details |
| #4 | WRONG ANSWER | 0.01 s | 1, 2 | details |
Code
// -- //#include <bits/stdc++.h>using namespace std;typedef long long ll;const ll N = 120;ll a[N];ll k[N];signed main(){cin.tie(0);cout.tie(0);ios_base::sync_with_stdio(0);ll q;cin >> q;while(q--){ll n;cin >> n;for(ll i = 1;i<=n;i++) cin >> a[i];for(ll i = 1;i<=n;i++){ll e = a[i];if(e>i){k[i]=e-i;}else{k[i]=i-e;for(ll j = 1;j<i;j++){if(a[j]>a[i]&&k[j]>0) k[j]--;}}}ll res=0;for(ll i = 1;i<=n;i++) res+=abs(k[i]);if(res&1) cout<<"NO\n";else cout<<"YES\n";}}
Test details
Test 1
Group: 1, 2
Verdict: WRONG ANSWER
| input |
|---|
| 153 1 1 2 1 2 ... |
| correct output |
|---|
| YES YES NO NO NO ... |
| user output |
|---|
| YES YES NO NO YES ... Truncated |
Test 2
Group: 2
Verdict: WRONG ANSWER
| input |
|---|
| 1000 59 35 29 32 50 11 15 9 21 19 45 2... |
| correct output |
|---|
| YES NO YES NO YES ... |
| user output |
|---|
| NO NO YES YES YES ... Truncated |
Test 3
Group: 1, 2
Verdict: WRONG ANSWER
| input |
|---|
| 720 6 1 6 4 5 2 3 6 6 3 2 1 5 4 ... |
| correct output |
|---|
| YES NO NO NO YES ... |
| user output |
|---|
| YES YES NO NO YES ... Truncated |
Test 4
Group: 1, 2
Verdict: WRONG ANSWER
| input |
|---|
| 1000 8 7 4 2 8 6 3 5 1 8 3 8 2 7 5 4 6 1 ... |
| correct output |
|---|
| NO NO YES NO YES ... |
| user output |
|---|
| NO NO YES NO NO ... Truncated |