CSES - Aalto Competitive Programming 2024 - wk8 - Mon - Results
Submission details
Task:Illuminati
Sender:paulschulte
Submission time:2024-10-28 17:28:49 +0200
Language:C++ (C++17)
Status:READY
Result:ACCEPTED
Test results
testverdicttime
#1ACCEPTED0.00 sdetails
#2ACCEPTED0.00 sdetails
#3ACCEPTED0.00 sdetails
#4ACCEPTED0.00 sdetails
#5ACCEPTED0.00 sdetails
#6ACCEPTED0.00 sdetails
#7ACCEPTED0.00 sdetails
#8ACCEPTED0.00 sdetails
#9ACCEPTED0.00 sdetails
#10ACCEPTED0.00 sdetails
#11ACCEPTED0.00 sdetails
#12ACCEPTED0.00 sdetails
#13ACCEPTED0.00 sdetails
#14ACCEPTED0.00 sdetails
#15ACCEPTED0.00 sdetails
#16ACCEPTED0.00 sdetails
#17ACCEPTED0.00 sdetails
#18ACCEPTED0.00 sdetails
#19ACCEPTED0.00 sdetails
#20ACCEPTED0.00 sdetails
#21ACCEPTED0.01 sdetails
#22ACCEPTED0.00 sdetails
#23ACCEPTED0.00 sdetails
#24ACCEPTED0.00 sdetails
#25ACCEPTED0.00 sdetails
#26ACCEPTED0.00 sdetails
#27ACCEPTED0.00 sdetails
#28ACCEPTED0.00 sdetails
#29ACCEPTED0.00 sdetails
#30ACCEPTED0.00 sdetails
#31ACCEPTED0.00 sdetails
#32ACCEPTED0.00 sdetails
#33ACCEPTED0.00 sdetails
#34ACCEPTED0.00 sdetails
#35ACCEPTED0.00 sdetails
#36ACCEPTED0.00 sdetails
#37ACCEPTED0.00 sdetails
#38ACCEPTED0.00 sdetails
#39ACCEPTED0.01 sdetails
#40ACCEPTED0.00 sdetails
#41ACCEPTED0.01 sdetails
#42ACCEPTED0.00 sdetails
#43ACCEPTED0.01 sdetails
#44ACCEPTED0.00 sdetails
#45ACCEPTED0.00 sdetails
#46ACCEPTED0.01 sdetails
#47ACCEPTED0.01 sdetails
#48ACCEPTED0.09 sdetails
#49ACCEPTED0.09 sdetails
#50ACCEPTED0.34 sdetails
#51ACCEPTED0.33 sdetails
#52ACCEPTED0.74 sdetails
#53ACCEPTED1.19 sdetails

Code

// ~/.vim/cpp_template.cpp
#include <bits/stdc++.h>
#include <iostream>
#include <vector>
#include <algorithm>
#include <string>
#include <limits>

#define REP(i,a,b) for (int i = a; i < b; i++)

// Type Aliases for 1D and 2D vectors with initialization
#define vi(n, val) vector<int>(n, val) // 1D vector of ints with size n, initialized to val
#define vll(n, val) vector<long long>(n, val) // 1D vector of long longs with size n, initialized to val
#define ll long long
#define vvi(n, m, val) vector<vector<int>>(n, vector<int>(m, val)) // 2D vector of ints (n x m), initialized to val
#define vvll(n, m, val) vector<vector<long long>>(n, vector<long long>(m, val)) // 2D vector of long longs (n x m), initialized to val

#define LL_INF std::numeric_limits<long long int>::max()
#define INF std::numeric_limits<int>::max()


using namespace std;


template <typename T>
void pV(const std::vector<T>& vec, const std::string& label = "Vector") {
    std::cout << label << ": [ ";
    for (const auto& elem : vec) {
        std::cout << elem << " ";
    }
    std::cout << "]" << std::endl;
}


void dfs(int s, vector<bool> *visited, vector<int> (*adj)[]) {
    if ((*visited)[s]) return;
    (*visited)[s] = true;
    // process node s


    for (auto u: (*adj)[s]) {
        dfs(u, visited, adj);
    }
}
/*
// DEPTH-FRIRST-SEARCH
vector<int> adj[N];                                                          
vector<bool> visited(N, false);
int u, v;
for(int i = 0; i < M;i++){
    cin >> u >> v;
    u--;
    v--;
    adj[u].push_back(v);
    adj[v].push_back(u);
}
*/

vector<long long> dijkstra(int N, int x, vector<vector<pair<int,int>>> *adj){
    vector<bool> processed(N, false);
    vector<long long> distance(N, LL_INF);
    priority_queue<pair<long long,int>> q;
    //for (int i = 1; i <= n; i++) distance[i] = INF;
    distance[x] = 0;
    q.push({0,x});
    while (!q.empty()) {
        int a = q.top().second; q.pop();
        if (processed[a]) continue;
        processed[a] = true;
        for (auto u : (*adj)[a]) {
            int b = u.first, w = u.second;
            if (distance[a]+w < distance[b]) {
                distance[b] = distance[a]+w;
                q.push({-distance[b],b});
            }
        }
    }
    return distance;


}


/*
DIJKSTRA
//vector<vector<pair<int,int>>> adj(N, vector<pair<int, int>>(N));
*/



int main() {
    ios::sync_with_stdio(0);
    cin.tie(0);
    // Your code starts here
    int n;
    cin >> n;
    vector<vector<bool>> adj(n, vector<bool>(n, false));
    vector<bitset<3000>> bsets(n);

    REP(i, 0, n){
        string s;
        cin >> s;
        bitset<3000> b1(s);
        bsets[i] = b1;
        REP(j, 0, n){
            //adj[i][j] = stoi(s[j]);
            adj[i][j] = (int)(s[j]-'0');

        }
    }

    long long res = 0;
    REP(i, 0, n){
        REP(j, i+1, n){
            if(!adj[i][j]) continue;
            res += (bsets[i] & bsets[j]).count();
        }
    }
    cout << res/3 << endl;


    


    return 0;
}


Test details

Test 1

Verdict: ACCEPTED

input
1
0

correct output
0

user output
0

Test 2

Verdict: ACCEPTED

input
2
01
10

correct output
0

user output
0

Test 3

Verdict: ACCEPTED

input
2
01
10

correct output
0

user output
0

Test 4

Verdict: ACCEPTED

input
3
011
101
110

correct output
1

user output
1

Test 5

Verdict: ACCEPTED

input
3
010
101
010

correct output
0

user output
0

Test 6

Verdict: ACCEPTED

input
3
000
001
010

correct output
0

user output
0

Test 7

Verdict: ACCEPTED

input
3
011
100
100

correct output
0

user output
0

Test 8

Verdict: ACCEPTED

input
4
0111
1011
1101
1110

correct output
4

user output
4

Test 9

Verdict: ACCEPTED

input
4
0011
0010
1100
1000

correct output
0

user output
0

Test 10

Verdict: ACCEPTED

input
4
0000
0011
0101
0110

correct output
1

user output
1

Test 11

Verdict: ACCEPTED

input
4
0101
1010
0100
1000

correct output
0

user output
0

Test 12

Verdict: ACCEPTED

input
4
0111
1001
1001
1110

correct output
2

user output
2

Test 13

Verdict: ACCEPTED

input
4
0001
0010
0100
1000

correct output
0

user output
0

Test 14

Verdict: ACCEPTED

input
4
0110
1001
1000
0100

correct output
0

user output
0

Test 15

Verdict: ACCEPTED

input
4
0001
0000
0001
1010

correct output
0

user output
0

Test 16

Verdict: ACCEPTED

input
4
0101
1001
0000
1100

correct output
1

user output
1

Test 17

Verdict: ACCEPTED

input
4
0001
0000
0000
1000

correct output
0

user output
0

Test 18

Verdict: ACCEPTED

input
5
01111
10111
11010
11101
...

correct output
7

user output
7

Test 19

Verdict: ACCEPTED

input
5
00111
00000
10010
10100
...

correct output
1

user output
1

Test 20

Verdict: ACCEPTED

input
5
00001
00110
01000
01000
...

correct output
0

user output
0

Test 21

Verdict: ACCEPTED

input
5
01011
10001
00011
10100
...

correct output
1

user output
1

Test 22

Verdict: ACCEPTED

input
5
01110
10111
11011
11101
...

correct output
7

user output
7

Test 23

Verdict: ACCEPTED

input
5
00011
00001
00010
10100
...

correct output
0

user output
0

Test 24

Verdict: ACCEPTED

input
5
01100
10100
11000
00001
...

correct output
1

user output
1

Test 25

Verdict: ACCEPTED

input
5
00010
00011
00001
11000
...

correct output
0

user output
0

Test 26

Verdict: ACCEPTED

input
5
01010
10101
01010
10100
...

correct output
0

user output
0

Test 27

Verdict: ACCEPTED

input
5
00010
00000
00000
10000
...

correct output
0

user output
0

Test 28

Verdict: ACCEPTED

input
10
0111111110
1011000101
1100001110
1100101100
...

correct output
26

user output
26

Test 29

Verdict: ACCEPTED

input
10
0011100010
0000000010
1001110011
1010001001
...

correct output
11

user output
11

Test 30

Verdict: ACCEPTED

input
10
0000111000
0000001100
0000011111
0000001101
...

correct output
7

user output
7

Test 31

Verdict: ACCEPTED

input
10
0101100111
1001000000
0000010000
1100100010
...

correct output
9

user output
9

Test 32

Verdict: ACCEPTED

input
10
0111011111
1010010010
1101011001
1010101100
...

correct output
22

user output
22

Test 33

Verdict: ACCEPTED

input
10
0001100110
0001010100
0001010111
1110000110
...

correct output
11

user output
11

Test 34

Verdict: ACCEPTED

input
10
0110010000
1011011010
1100110110
0100101011
...

correct output
22

user output
22

Test 35

Verdict: ACCEPTED

input
10
0001001101
0001010000
0000011110
1100000101
...

correct output
13

user output
13

Test 36

Verdict: ACCEPTED

input
10
0101010110
1000101001
0001011011
1010101110
...

correct output
8

user output
8

Test 37

Verdict: ACCEPTED

input
10
0001000000
0000100000
0000000010
1000110111
...

correct output
19

user output
19

Test 38

Verdict: ACCEPTED

input
100
011111111011000101000111010110...

correct output
20807

user output
20807

Test 39

Verdict: ACCEPTED

input
100
001110001000000010111001100100...

correct output
21100

user output
21100

Test 40

Verdict: ACCEPTED

input
100
000011100000001100001111100110...

correct output
18556

user output
18556

Test 41

Verdict: ACCEPTED

input
100
010110011101000000001000010001...

correct output
20091

user output
20091

Test 42

Verdict: ACCEPTED

input
100
011101111110010010101100110110...

correct output
21281

user output
21281

Test 43

Verdict: ACCEPTED

input
100
000110011001010100101011100011...

correct output
20746

user output
20746

Test 44

Verdict: ACCEPTED

input
100
011001000011011010011011010101...

correct output
21793

user output
21793

Test 45

Verdict: ACCEPTED

input
100
000100110101010000001111000010...

correct output
19781

user output
19781

Test 46

Verdict: ACCEPTED

input
100
010101011000101001101101110111...

correct output
20006

user output
20006

Test 47

Verdict: ACCEPTED

input
100
000100000000100000000001011011...

correct output
19161

user output
19161

Test 48

Verdict: ACCEPTED

input
1000
011111111011000101000111010110...

correct output
20823418

user output
20823418

Test 49

Verdict: ACCEPTED

input
1000
001110001000000010111001100100...

correct output
20848491

user output
20848491

Test 50

Verdict: ACCEPTED

input
2000
010001011010001100000111100111...

correct output
166808034

user output
166808034

Test 51

Verdict: ACCEPTED

input
2000
000010011000001011011110111110...

correct output
165842024

user output
165842024

Test 52

Verdict: ACCEPTED

input
2999
000110011001010001100011110110...

correct output
561389670

user output
561389670

Test 53

Verdict: ACCEPTED

input
3000
011111111111111111111111111111...

correct output
4495501000

user output
4495501000