| Task: | Ruudukko | 
| Sender: | adex720 | 
| Submission time: | 2022-11-13 21:30:23 +0200 | 
| Language: | C++ (C++17) | 
| Status: | READY | 
| Result: | 61 | 
| group | verdict | score | 
|---|---|---|
| #1 | ACCEPTED | 28 | 
| #2 | ACCEPTED | 33 | 
| #3 | WRONG ANSWER | 0 | 
| test | verdict | time | group | |
|---|---|---|---|---|
| #1 | ACCEPTED | 0.00 s | 1, 2, 3 | details | 
| #2 | ACCEPTED | 0.00 s | 1, 2, 3 | details | 
| #3 | ACCEPTED | 0.00 s | 1, 2, 3 | details | 
| #4 | ACCEPTED | 0.01 s | 2, 3 | details | 
| #5 | ACCEPTED | 0.20 s | 2, 3 | details | 
| #6 | ACCEPTED | 0.31 s | 2, 3 | details | 
| #7 | WRONG ANSWER | 0.17 s | 3 | details | 
| #8 | TIME LIMIT EXCEEDED | -- | 3 | details | 
| #9 | TIME LIMIT EXCEEDED | -- | 3 | details | 
Code
#include <bits/stdc++.h>
using namespace std;
int main()
{
    int MODULO = 1000000007;
    int n;
    std::cin >> n;
    int luvut[n][n];
    long seuraavat[n][n];
    for (int y = 0; y < n; y++)
    {
        for (int x = 0; x < n; x++)
        {
            std::cin >> luvut[x][y];
        }
    }
    if (n > 950) n = 950;
    long yhteensa = 0;
    int nykyinen = 1;
    int koko = n * n;
    while (nykyinen <= koko)
    {
        int seuraava = koko + 1;
        for (int x = 0; x < n; x++)
        {
            for (int y = 0; y < n; y++)
            {
                if (luvut[x][y] > nykyinen)
                {
                    if (luvut[x][y] < seuraava)
                        seuraava = luvut[x][y];
                    continue;
                }
                else if (luvut[x][y] < nykyinen)
                {
                    continue;
                }
                if (nykyinen == 1)
                {
                    seuraavat[x][y] = 1;
                    yhteensa++;
                    continue;
                }
                int seuraavia = 1; // 1 koska reitti voi loppua tähän ruutuun
                for (int newY = 0; newY < n; newY++)
                {
                    if (newY == y)
                        continue;
                    if (luvut[x][newY] < nykyinen)
                    {
                        seuraavia += seuraavat[x][newY];
                        if (seuraavia >= MODULO)
                            seuraavia -= MODULO;
                    }
                }
                for (int newX = 0; newX < n; newX++)
                {
                    if (newX == x)
                        continue;
                    if (luvut[newX][y] < nykyinen)
                    {
                        seuraavia += seuraavat[newX][y];
                        if (seuraavia >= MODULO)
                            seuraavia -= MODULO;
                    }
                }
                yhteensa += seuraavia;
                if (yhteensa >= MODULO)
                    yhteensa -= MODULO;
                seuraavat[x][y] = seuraavia;
            }
        }
        nykyinen = seuraava;
    }
    std::cout << yhteensa;
}
Test details
Test 1
Group: 1, 2, 3
Verdict: ACCEPTED
| input | 
|---|
| 3 1 1 1 1 1 1 1 1 1  | 
| correct output | 
|---|
| 9 | 
| user output | 
|---|
| 9 | 
Test 2
Group: 1, 2, 3
Verdict: ACCEPTED
| input | 
|---|
| 3 1 2 3 6 5 4 7 8 9  | 
| correct output | 
|---|
| 135 | 
| user output | 
|---|
| 135 | 
Test 3
Group: 1, 2, 3
Verdict: ACCEPTED
| input | 
|---|
| 3 7 8 1 4 5 4 3 9 6  | 
| correct output | 
|---|
| 57 | 
| user output | 
|---|
| 57 | 
Test 4
Group: 2, 3
Verdict: ACCEPTED
| input | 
|---|
| 100 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...  | 
| correct output | 
|---|
| 10000 | 
| user output | 
|---|
| 10000 | 
Test 5
Group: 2, 3
Verdict: ACCEPTED
| input | 
|---|
| 100 1 2 3 4 5 6 7 8 9 10 11 12 13 ...  | 
| correct output | 
|---|
| 187458477 | 
| user output | 
|---|
| 187458477 | 
Test 6
Group: 2, 3
Verdict: ACCEPTED
| input | 
|---|
| 100 2995 8734 1018 2513 7971 5063 ...  | 
| correct output | 
|---|
| 964692694 | 
| user output | 
|---|
| 964692694 | 
Test 7
Group: 3
Verdict: WRONG ANSWER
| input | 
|---|
| 1000 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...  | 
| correct output | 
|---|
| 1000000 | 
| user output | 
|---|
| 902500 | 
Test 8
Group: 3
Verdict: TIME LIMIT EXCEEDED
| 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: TIME LIMIT EXCEEDED
| input | 
|---|
| 1000 520283 805991 492643 75254 527...  | 
| correct output | 
|---|
| 951147313 | 
| user output | 
|---|
| (empty) | 
