CSES - Putka Open 2015 – 6/6 - Results
Submission details
Task:Bittilista
Sender:
Submission time:2015-12-07 00:26:39 +0200
Language:Java
Status:READY
Result:100
Feedback
groupverdictscore
#1ACCEPTED17
#2ACCEPTED28
#3ACCEPTED55
Test results
testverdicttimegroup
#1ACCEPTED0.20 s1details
#2ACCEPTED0.20 s1details
#3ACCEPTED0.19 s1details
#4ACCEPTED0.20 s1details
#5ACCEPTED0.21 s1details
#6ACCEPTED0.20 s2details
#7ACCEPTED0.20 s2details
#8ACCEPTED0.19 s2details
#9ACCEPTED0.19 s2details
#10ACCEPTED0.20 s2details
#11ACCEPTED0.24 s3details
#12ACCEPTED0.20 s3details
#13ACCEPTED0.20 s3details
#14ACCEPTED0.20 s3details
#15ACCEPTED0.20 s3details

Code

//package bittilista;

import java.util.ArrayList;
import java.util.Collections;
import java.util.Scanner;

/**
 *
 * @author Adreno
 */
public class Bittilista {
    
    public static void main(String[] args) {
        Scanner s = new Scanner(System.in);
        int n = s.nextInt();
        long k = s.nextLong()-1;

        long count = 0;
        String vastaus = "";
        long left = (long) Math.pow(2,n-1);
        while (count != k) {
            //System.out.println("string=" + vastaus + ", count="+count + ", k=" + k + ", left=" + left);
            left /= 2;
            if (count+left <= k) {
                vastaus += "1";
                count += left;
            }
            else {
                vastaus += "0";
            }
        }
        while (vastaus.length() < n-1) vastaus += "0";
        vastaus += vastaus.charAt(0);
        System.out.println(vastaus);
    }
    
}

Test details

Test 1

Group: 1

Verdict: ACCEPTED

input
10 54

correct output
0001101010

user output
0001101010

Test 2

Group: 1

Verdict: ACCEPTED

input
10 302

correct output
1001011011

user output
1001011011

Test 3

Group: 1

Verdict: ACCEPTED

input
10 241

correct output
0111100000

user output
0111100000

Test 4

Group: 1

Verdict: ACCEPTED

input
10 382

correct output
1011111011

user output
1011111011

Test 5

Group: 1

Verdict: ACCEPTED

input
10 138

correct output
0100010010

user output
0100010010

Test 6

Group: 2

Verdict: ACCEPTED

input
20 131002

correct output
00111111111101110010

user output
00111111111101110010

Test 7

Group: 2

Verdict: ACCEPTED

input
20 441567

correct output
11010111100110111101

user output
11010111100110111101

Test 8

Group: 2

Verdict: ACCEPTED

input
20 109770

correct output
00110101100110010010

user output
00110101100110010010

Test 9

Group: 2

Verdict: ACCEPTED

input
20 327308

correct output
10011111110100010111

user output
10011111110100010111

Test 10

Group: 2

Verdict: ACCEPTED

input
20 302918

correct output
10010011111010001011

user output
10010011111010001011

Test 11

Group: 3

Verdict: ACCEPTED

input
50 216967103451763

correct output
011000101010101001001011100100...

user output
011000101010101001001011100100...

Test 12

Group: 3

Verdict: ACCEPTED

input
50 236618662270629

correct output
011010111001101000001001101001...

user output
011010111001101000001001101001...

Test 13

Group: 3

Verdict: ACCEPTED

input
50 426560943304480

correct output
110000011111101000111010110000...

user output
110000011111101000111010110000...

Test 14

Group: 3

Verdict: ACCEPTED

input
50 294553802415801

correct output
100001011111001010010011011000...

user output
100001011111001010010011011000...

Test 15

Group: 3

Verdict: ACCEPTED

input
50 502225394100883

correct output
111001000110001010111011000110...

user output
111001000110001010111011000110...