CSES - Datatähti 2023 alku - Results
Submission details
Task:Ruudukko
Sender:snowflake
Submission time:2022-11-13 22:40:08 +0200
Language:C++ (C++17)
Status:READY
Result:0
Feedback
groupverdictscore
#10
#20
#30
Test results
testverdicttimegroup
#10.00 s1, 2, 3details
#20.00 s1, 2, 3details
#30.00 s1, 2, 3details
#40.00 s2, 3details
#50.00 s2, 3details
#60.00 s2, 3details
#70.00 s3details
#80.00 s3details
#90.00 s3details

Code

#include<iostream>
using namespace std;
typedef long long ll;
const ll dismo = 1000000007;
ll n = 0;
ll** multimatrix;
ll** saved;
ll** occROW;
// ll** occCOL;
ll A(ll index_x, ll index_y)
{
ll squareval = multimatrix[index_x][index_y];
ll svalmo = squareval - 1;
if (squareval == 1)
return 0;
ll save = saved[index_x][index_y];
if (save != -1)
return save;
ll count = 0;
for (ll i = 0; i < svalmo; ++i)
{
count += occROW[index_y][i];
if(i != 0)
count += A(index_x, index_y);
count %= dismo;
}
for (ll i = 0; i < n; ++i)
{
if (i == index_y) continue;
ll ne = multimatrix[index_x][i];
if (ne == 1)
{
count++;
continue;
}
if (ne >= squareval) continue;
ll coconut = saved[index_x][i];
if (coconut == -1)
{
count = (count + A(index_x, i) + 1) % dismo;
}
else
{
count = (count + coconut + 1) % dismo;
}
count %= dismo;
}
saved[index_x][index_y] = count;
return count;
}
int main()
{
ios::sync_with_stdio(0);
cin.tie(0);
ll countLIBERAL = 0;
cin >> n;
ll sqrn = n * n;
multimatrix = new ll * [n];
saved = new ll * [n];
occROW = new ll * [n];
// occCOL = new ll* [n];
for (ll i = 0; i < n; ++i)
{
multimatrix[i] = new ll[n];
saved[i] = new ll[n];
occROW[i] = new ll[sqrn];
// occCOL[i] = new ll[n + 1];
for (ll i7 = 0; i7 < n; ++i7)
{
saved[i][i7] = -1;
ll mycin = 0;
cin >> mycin;
multimatrix[i][i7] = mycin;
occROW[i7][mycin - 1]++;
}
}
for (ll lx = 0; lx < n; ++lx)
for (ll ny = 0; ny < n; ++ny)
{
countLIBERAL += A(lx, ny);
}
cout << (countLIBERAL + sqrn) % dismo;
return 0;
}

Test details

Test 1

Group: 1, 2, 3

Verdict:

input
3
1 1 1
1 1 1
1 1 1

correct output
9

user output
(empty)

Test 2

Group: 1, 2, 3

Verdict:

input
3
1 2 3
6 5 4
7 8 9

correct output
135

user output
(empty)

Test 3

Group: 1, 2, 3

Verdict:

input
3
7 8 1
4 5 4
3 9 6

correct output
57

user output
(empty)

Test 4

Group: 2, 3

Verdict:

input
100
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...

correct output
10000

user output
(empty)

Test 5

Group: 2, 3

Verdict:

input
100
1 2 3 4 5 6 7 8 9 10 11 12 13 ...

correct output
187458477

user output
(empty)

Test 6

Group: 2, 3

Verdict:

input
100
2995 8734 1018 2513 7971 5063 ...

correct output
964692694

user output
(empty)

Test 7

Group: 3

Verdict:

input
1000
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...

correct output
1000000

user output
(empty)

Test 8

Group: 3

Verdict:

input
1000
1 2 3 4 5 6 7 8 9 10 11 12 13 ...

correct output
229147081

user output
(empty)

Test 9

Group: 3

Verdict:

input
1000
520283 805991 492643 75254 527...

correct output
951147313

user output
(empty)