| Task: | Noitapeli |
| Sender: | Kuha |
| Submission time: | 2017-01-19 16:14:53 +0200 |
| Language: | C++ |
| Status: | READY |
| Result: | 0 |
| group | verdict | score |
|---|---|---|
| #1 | WRONG ANSWER | 0 |
| #2 | WRONG ANSWER | 0 |
| #3 | RUNTIME ERROR | 0 |
| test | verdict | time | group | |
|---|---|---|---|---|
| #1 | WRONG ANSWER | 0.04 s | 1 | details |
| #2 | WRONG ANSWER | 0.04 s | 1 | details |
| #3 | WRONG ANSWER | 0.04 s | 1 | details |
| #4 | WRONG ANSWER | 0.04 s | 1 | details |
| #5 | WRONG ANSWER | 0.04 s | 1 | details |
| #6 | WRONG ANSWER | 0.34 s | 2 | details |
| #7 | WRONG ANSWER | 0.33 s | 2 | details |
| #8 | WRONG ANSWER | 0.32 s | 2 | details |
| #9 | WRONG ANSWER | 0.29 s | 2 | details |
| #10 | WRONG ANSWER | 0.33 s | 2 | details |
| #11 | RUNTIME ERROR | 0.20 s | 3 | details |
| #12 | RUNTIME ERROR | 0.17 s | 3 | details |
| #13 | RUNTIME ERROR | 0.18 s | 3 | details |
| #14 | RUNTIME ERROR | 0.19 s | 3 | details |
| #15 | RUNTIME ERROR | 0.16 s | 3 | details |
Code
#include <bits/stdc++.h>
#define ll long long
using namespace std;
bool b[5555][5555];
vector<pair<int, int>> v;
int a[5555];
int main () {
ll ans = 0;
int n;
cin>>n;
for (int i = 1; i <= n; i++) {
int x;
cin>>x;
b[i][x] = b[x][i] = 1;
b[i][i] = 1;
a[i]++;
a[x]++;
v.push_back({i, x});
}
for (int i = 1; i <= n; i++) {
ans += (n - a[i] - 1) * (n - a[i] - 0) / 2;
//cout<<i<<" "<<ans<<endl;
for (auto p : v) {
if (!b[i][p.first] || !b[i][p.second]) ans--;
}
for (int j = 1; j <= n; j++) {
if (!b[i][j]) {
b[i][j] = b[j][i] = 1;
a[j]++;
a[i]++;
}
}
//cout<<i<<" "<<ans<<endl;
}
cout<<ans<<endl;
}
Test details
Test 1
Group: 1
Verdict: WRONG ANSWER
| input |
|---|
| 100 2 1 4 3 6 5 8 7 10 9 12 11 14 ... |
| correct output |
|---|
| 156800 |
| user output |
|---|
| 154350 |
Test 2
Group: 1
Verdict: WRONG ANSWER
| input |
|---|
| 100 2 3 4 5 6 7 8 9 10 11 12 13 14... |
| correct output |
|---|
| 152000 |
| user output |
|---|
| 156654 |
Test 3
Group: 1
Verdict: WRONG ANSWER
| input |
|---|
| 100 2 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ... |
| correct output |
|---|
| 156849 |
| user output |
|---|
| 156751 |
Test 4
Group: 1
Verdict: WRONG ANSWER
| input |
|---|
| 100 2 3 1 5 6 4 8 9 7 11 12 10 14 ... |
| correct output |
|---|
| 151968 |
| user output |
|---|
| 156720 |
Test 5
Group: 1
Verdict: WRONG ANSWER
| input |
|---|
| 100 8 98 100 62 42 36 95 70 22 49 ... |
| correct output |
|---|
| 152040 |
| user output |
|---|
| 153317 |
Test 6
Group: 2
Verdict: WRONG ANSWER
| input |
|---|
| 5000 2 1 4 3 6 5 8 7 10 9 12 11 14 ... |
| correct output |
|---|
| 20808340000 |
| user output |
|---|
| 20802092500 |
Test 7
Group: 2
Verdict: WRONG ANSWER
| input |
|---|
| 5000 2 3 4 5 6 7 8 9 10 11 12 13 14... |
| correct output |
|---|
| 20795850000 |
| user output |
|---|
| 20808332504 |
Test 8
Group: 2
Verdict: WRONG ANSWER
| input |
|---|
| 5000 2 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ... |
| correct output |
|---|
| 20808342499 |
| user output |
|---|
| 20808337501 |
Test 9
Group: 2
Verdict: WRONG ANSWER
| input |
|---|
| 5000 2 3 1 5 6 4 8 9 7 11 12 10 14 ... |
| correct output |
|---|
| 20795848337 |
| user output |
|---|
| 20808330842 |
Test 10
Group: 2
Verdict: WRONG ANSWER
| input |
|---|
| 5000 283 2880 2565 3289 4160 936 39... |
| correct output |
|---|
| 20795852465 |
| user output |
|---|
| 20799964952 |
Test 11
Group: 3
Verdict: RUNTIME ERROR
| input |
|---|
| 100000 2 1 4 3 6 5 8 7 10 9 12 11 14 ... |
| correct output |
|---|
| 166656666800000 |
| user output |
|---|
| (empty) |
Test 12
Group: 3
Verdict: RUNTIME ERROR
| input |
|---|
| 100000 2 3 4 5 6 7 8 9 10 11 12 13 14... |
| correct output |
|---|
| 166651667000000 |
| user output |
|---|
| (empty) |
Test 13
Group: 3
Verdict: RUNTIME ERROR
| input |
|---|
| 100000 2 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ... |
| correct output |
|---|
| 166656666849999 |
| user output |
|---|
| (empty) |
Test 14
Group: 3
Verdict: RUNTIME ERROR
| input |
|---|
| 100000 2 3 1 5 6 4 8 9 7 11 12 10 14 ... |
| correct output |
|---|
| 166651666966668 |
| user output |
|---|
| (empty) |
Test 15
Group: 3
Verdict: RUNTIME ERROR
| input |
|---|
| 100000 186 62491 95379 37431 88427 93... |
| correct output |
|---|
| 166651667250100 |
| user output |
|---|
| (empty) |