CSES - Datatähti 2023 alku - Results
Submission details
Task:Ruudukko
Sender:NiiiloM
Submission time:2022-11-06 23:20:53 +0200
Language:Java
Status:READY
Result:28
Feedback
groupverdictscore
#1ACCEPTED28
#20
#30
Test results
testverdicttimegroup
#1ACCEPTED0.12 s1, 2, 3details
#2ACCEPTED0.12 s1, 2, 3details
#3ACCEPTED0.12 s1, 2, 3details
#4ACCEPTED0.28 s2, 3details
#5--2, 3details
#6--2, 3details
#7--3details
#8--3details
#9--3details

Code

import java.io.IOException;
import java.util.ArrayList;
import java.util.Random;
import java.util.Scanner;
public class Ruudukko {
public static void main(String[] args) throws IOException {
// System.out.println("Alkaa");
Scanner lukija = new Scanner(System.in);
//Random random = new Random();
int koko = readInt();
//long startTime = System.nanoTime();
//int koko = 100;
Long[][] numerot = new Long[koko][koko];
Long[][] siirtojenMaara = new Long[koko][koko];
long pieninI = koko * koko;
for (int y = 0; y < koko; y++) {
for (int x = 0; x < koko; x++) {
long numero = (long) readInt();
//long numero = (long) random.nextInt(koko * koko) + 1;
if (numero < pieninI) {
pieninI = numero;
}
numerot[x][y] = numero;
siirtojenMaara[x][y] = (long) 0;
}
}
// long stopTime = System.nanoTime();
// System.out.println((double) (stopTime - startTime) / 1000000000);
// startTime = System.nanoTime();
for (int y = 0; y < koko; y++) {
for (int x = 0; x < koko; x++) {
if (numerot[x][y] == pieninI) {
siirtojenMaara[x][y] = (long) 1;
}
}
}
Boolean onkoListattu = false;
ArrayList<Long> pystyRivit = new ArrayList<>();
ArrayList<Long> vaakaRivit = new ArrayList<>();
/* Long[][] rivitJaSarakkeet = new Long[koko][2];
for (int y = 0; y < 2; y++) {
for (int x = 0; x < koko; x++) {
rivitJaSarakkeet[x][y] = (long) 0;
}
}*/
for (int i = (int) pieninI + 1; i <= koko * koko; i++) {
for (int y = 0; y < koko; y++) {
for (int x = 0; x < koko; x++) {
if (numerot[x][y] == i) {
if (!onkoListattu) {
pystyRivit = new ArrayList<>();
vaakaRivit = new ArrayList<>();
for (int kopiointiY = 0; kopiointiY < koko; kopiointiY++) {
long rivinSumma = 0;
long pystySumma = 0;
for (int kopiointiX = 0; kopiointiX < koko; kopiointiX++) {
rivinSumma = rivinSumma + siirtojenMaara[kopiointiX][kopiointiY];
pystySumma = pystySumma + siirtojenMaara[kopiointiY][kopiointiX];
}
vaakaRivit.add(kopiointiY, rivinSumma);
pystyRivit.add(kopiointiY, pystySumma);
onkoListattu = true;
}
}
siirtojenMaara[x][y] += (long) (pystyRivit.get(x) + vaakaRivit.get(y) + 1) % 1000000007;
}
}
}
onkoListattu = false;
}
long siirtojayhteensa = 0;
for (int y = 0; y < koko; y++) {
for (int x = 0; x < koko; x++) {
siirtojayhteensa = siirtojayhteensa + siirtojenMaara[x][y];
}
}
System.out.println((int) Math.round(siirtojayhteensa % 1000000007));
// long stopTime = System.nanoTime();
// System.out.println((double) (stopTime - startTime) / 1000000000);
}
private static int readInt() throws IOException {
int luettava = 0;
boolean dig = false;
for (int i = 0; (i = System.in.read()) != -1;) {
if (i >= '0' && i <= '9') {
dig = true;
luettava = luettava * 10 + i - '0';
} else if (dig) {
break;
}
}
return luettava;
}
}

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:

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)