CSES - Datatähti 2023 alku - Results
Submission details
Task:Kertoma
Sender:adex720
Submission time:2022-11-13 10:06:07 +0200
Language:Java
Status:READY
Result:0
Feedback
groupverdictscore
#10
#20
#30
Test results
testverdicttimegroup
#1ACCEPTED0.12 s1, 2, 3details
#2ACCEPTED0.12 s1, 2, 3details
#3ACCEPTED0.12 s1, 2, 3details
#4ACCEPTED0.16 s1, 2, 3details
#50.17 s1, 2, 3details
#60.17 s1, 2, 3details
#70.19 s2, 3details
#80.19 s2, 3details
#90.20 s2, 3details
#100.20 s2, 3details
#110.56 s3details
#120.68 s3details
#13--3details
#14--3details
#15--3details
#16--3details

Code

import java.math.BigInteger;
import java.util.Scanner;

public class C {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        String[] numerotString = scanner.nextLine().split(" ");
        int[] numerot = new int[10];
        int yhteensa = 0;

        for (int i = 0; i < 10; i++) {
            numerot[i] = Integer.parseInt(numerotString[i]);
            yhteensa += numerot[i];
        }

        if (yhteensa <= 6) {
            System.out.print(pienempiKuin10(numerot));
            return;
        }

        int jaljella = numerot[0];
        int[] maarat = new int[8];
        int kerroin = 97656; // * 5n+1  8 kertaa,
        for (int i = 0; i < 8; i++) {
            int maara = (int) (jaljella / (double) kerroin);

            jaljella -= maara;
            maarat[7 - i] = maara;

            kerroin -= 1;
            kerroin *= 0.2;
        }

        int bitteja = BigInteger.TEN.pow(yhteensa).bitLength();

        int max = maarat[0] * 5; // Jos kaikki nollat olisivat luvun lopussa, tämä luku olisi

        int min = 10;
        int perus = (int) ((min + max) * 0.5f);
        BigInteger edellinenPienempi = kertoma(new BigInteger(min + ""));
        int edellinenPienempiLuku = min - 1;
        while (true) {
            BigInteger kertoma = kertoma(new BigInteger(perus + ""), new BigInteger(edellinenPienempiLuku + 1 + "")).multiply(edellinenPienempi);
            int pituus = kertoma.bitLength();

            int ero = pituus - bitteja;
            if (ero >= 0 && ero <= 4) {
                if (kertoma.toString().length() -1 == yhteensa) {
                    System.out.print(perus);
                    return;
                }
            }

            if (ero > 0) {
                if (max == perus) break;
                max = perus;
            } else {
                if (min == perus) break;
                min = perus;
                edellinenPienempi = kertoma;
                edellinenPienempiLuku = perus;
            }
            perus = min + (max - min) / 2;
        }


    }

    public static BigInteger kertoma(BigInteger luku) {
        if (luku.compareTo(BigInteger.ONE) == 0) {
            return luku;
        }

        return kertoma(luku.subtract(BigInteger.ONE)).multiply(luku);
    }

    public static BigInteger kertoma(BigInteger luku, BigInteger asti) {
        if (luku.compareTo(asti) == 0) {
            return luku;
        }

        System.out.println(luku);
        return kertoma(luku.subtract(BigInteger.ONE), asti).multiply(luku);
    }

    public static int pienempiKuin10(int[] numerot) {
        if (numerot[2] == 1) { // 2 4 5 6 8 9

            if (numerot[0] == 1) { // 5 6 9
                if (numerot[1] == 1)
                    return 5;
                if (numerot[7] == 1)
                    return 6;
                return 9;
            } else { // 2 4 8
                if (numerot[4] == 0)
                    return 2;
                if (numerot[0] == 0)
                    return 4;
                return 8;
            }

        } else { // 1 3 7
            if (numerot[1] == 1)
                return 1;
            if (numerot[6] == 1)
                return 3;
            return 7;
        }
    }
}

Test details

Test 1

Group: 1, 2, 3

Verdict: ACCEPTED

input
0 0 1 0 0 0 0 0 0 0

correct output
2

user output
2

Test 2

Group: 1, 2, 3

Verdict: ACCEPTED

input
0 0 0 0 0 0 1 0 0 0

correct output
3

user output
3

Test 3

Group: 1, 2, 3

Verdict: ACCEPTED

input
0 0 1 0 1 0 0 0 0 0

correct output
4

user output
4

Test 4

Group: 1, 2, 3

Verdict: ACCEPTED

input
2 0 1 1 0 0 1 0 2 0

correct output
10

user output
10

Test 5

Group: 1, 2, 3

Verdict:

input
9 3 1 1 2 2 3 1 6 1

correct output
27

user output
25
24
23
22
21
...

Test 6

Group: 1, 2, 3

Verdict:

input
10 4 3 4 3 2 2 4 3 7

correct output
36

user output
27
26
25
24
23
...

Test 7

Group: 2, 3

Verdict:

input
71 53 36 30 25 29 42 24 34 29

correct output
199

user output
150
149
148
147
146
...
Truncated

Test 8

Group: 2, 3

Verdict:

input
71 33 46 38 27 45 36 21 35 35

correct output
205

user output
150
149
148
147
146
...
Truncated

Test 9

Group: 2, 3

Verdict:

input
93 38 35 26 43 54 38 25 41 34

correct output
222

user output
192
191
190
189
188
...
Truncated

Test 10

Group: 2, 3

Verdict:

input
100 33 33 45 36 43 38 54 56 36

correct output
242

user output
207
206
205
204
203
...
Truncated

Test 11

Group: 3

Verdict:

input
3419 1797 1845 1849 1879 1791 ...

correct output
5959

user output
6850
6849
6848
6847
6846
...
Truncated

Test 12

Group: 3

Verdict:

input
4776 2695 2709 2781 2616 2753 ...

correct output
8391

user output
9562
9561
9560
9559
9558
...
Truncated

Test 13

Group: 3

Verdict:

input
20097 12282 12229 12214 12406 ...

correct output
32001

user output
(empty)

Test 14

Group: 3

Verdict:

input
47934 29918 29878 29713 29984 ...

correct output
71718

user output
(empty)

Test 15

Group: 3

Verdict:

input
84691 54156 54277 54533 54296 ...

correct output
123123

user output
(empty)

Test 16

Group: 3

Verdict:

input
99098 63339 63878 64182 63904 ...

correct output
142663

user output
(empty)