CSES - Datatähti 2018 alku - Results
Submission details
Task:Kyselyt
Sender:Minna Vuorinen
Submission time:2017-10-12 14:44:56 +0300
Language:Java
Status:READY
Result:0
Feedback
groupverdictscore
#10
#20
#30
Test results
testverdicttimegroup
#10.19 s1details
#20.18 s2details
#30.14 s3details

Code

import java.util.Scanner;

public class kyselyt1 {
	public static void main(String[] args) {
		Scanner in = new Scanner(System.in);
		int amountOfCases = Integer.parseInt(in.nextLine());
		for (int i = 0; i < amountOfCases; i++) {
			int num = Integer.parseInt(in.nextLine());
			System.out.println(Character.getNumericValue(String.valueOf(((long) Math.pow(10, String.valueOf(num).length())) - 1 - (long) Math.floor(((9 * (String.valueOf(num).length() + 1) * ((long) Math.pow(10, String.valueOf(num).length())) - ((long) Math.pow(10, String.valueOf(num).length() + 1)) + 1) /9 - num) / String.valueOf(num).length())).charAt((int) ((int) String.valueOf(num).length() - (((9 * (String.valueOf(num).length() + 1) * ((long) Math.pow(10, String.valueOf(num).length())) - ((long) Math.pow(10, String.valueOf(num).length() + 1)) + 1) /9 - num) % String.valueOf(num).length()) - 1))));
		}
		in.close();
	}

}

Test details

Test 1

Group: 1

Verdict:

input
1000
582
214
723
273
...

correct output
0
1
7
7
6
...

user output
0
1
7
7
6
...

Error:
Exception in thread "main" java.lang.StringIndexOutOfBoundsException: String index out of range: 2
	at java.lang.String.charAt(String.java:658)
	at kyselyt1.main(kyselyt1.java:9)

Test 2

Group: 2

Verdict:

input
1000
615664
916441
627600
279508
...

correct output
1
2
3
2
2
...

user output
1
2
3
6
9
...

Error:
Exception in thread "main" java.lang.StringIndexOutOfBoundsException: String index out of range: 5
	at java.lang.String.charAt(String.java:658)
	at kyselyt1.main(kyselyt1.java:9)

Test 3

Group: 3

Verdict:

input
1000
672274832941907421
260504693279721732
646999966092970935
100853063389774434
...

correct output
7
2
2
0
9
...

user output
(empty)

Error:
Exception in thread "main" java.lang.NumberFormatException: For input string: "672274832941907421"
	at java.lang.NumberFormatException.forInputString(NumberFormatException.java:65)
	at java.lang.Integer.parseInt(Integer.java:583)
	at java.lang.Integer.parseInt(Integer.java:615)
	at kyselyt1.main(kyselyt1.java:8)