CSES - Putka Open 2015 – 6/6

Submission details
Task:	Bittilista
Sender:
Submission time:	2015-12-04 20:52:57 +0200
Language:	Java
Status:	READY
Result:	45

Feedback
group	verdict	score
#1	ACCEPTED	17
#2	ACCEPTED	28
#3	RUNTIME ERROR	0

Test results
test	verdict	time	group
#1	ACCEPTED	0.23 s	1	details
#2	ACCEPTED	0.20 s	1	details
#3	ACCEPTED	0.20 s	1	details
#4	ACCEPTED	0.21 s	1	details
#5	ACCEPTED	0.20 s	1	details
#6	ACCEPTED	0.40 s	2	details
#7	ACCEPTED	0.75 s	2	details
#8	ACCEPTED	0.41 s	2	details
#9	ACCEPTED	0.62 s	2	details
#10	ACCEPTED	0.58 s	2	details
#11	RUNTIME ERROR	0.19 s	3	details
#12	RUNTIME ERROR	0.20 s	3	details
#13	RUNTIME ERROR	0.19 s	3	details
#14	RUNTIME ERROR	0.20 s	3	details
#15	RUNTIME ERROR	0.19 s	3	details

Code

import java.util.*;

public class bitti {


private static int lkm01(String sana1) {

    char[] chars1 = sana1.toCharArray();

    int xcount = 0;
    int ind = 0;
    char ex = 'x';

    for (char c : chars1) {
     if (ind == 0) ex = c;

     else { 
       if ((ex == '0') && (c == '1')) xcount++;
      }
      ind++;
      ex = c;
    }

    return xcount;
}

private static int lkm10(String sana1) {

    char[] chars1 = sana1.toCharArray();

    int xcount = 0;
    int ind = 0;
    char ex = 'x';

    for (char c : chars1) {
     if (ind == 0) ex = c;

     else { 
       if ((ex == '1') && (c == '0')) xcount++;
      }
      ind++;
      ex = c;
    }

    return xcount;
}

private static String seuraava(String sana1) {

    String reverse = new StringBuffer(sana1).reverse().toString();
    char[] chars1 = reverse.toCharArray();

    String xans = "";
    boolean loppu = false;

    for (char c : chars1) {
     if ((!loppu) && (c == '0')) {
      xans = "1" + xans;
      loppu = true;
     }
     else if (!loppu) {
      xans = "0" + xans;
     }
     else {
       xans = "" + c + xans;
     }

    }

    return xans;
}


    public static void main(String[] args) {

        Scanner input = new Scanner(System.in);

        String ans = "";

        int bitit = input.nextInt();
        int nro = input.nextInt();

        boolean end = false;
        int laskin = 0;

        for (int i = 0; i < bitit; i++) ans += "0";

        while (!end) {
          if (lkm01(ans) == lkm10(ans)) laskin++;
          if (laskin == nro) end = true;
          if (!end) ans = seuraava(ans);
        }

        System.out.println(ans);
    }


}

Test details

Test 1

Group: 1

Verdict: ACCEPTED

input
`10 54` view save

correct output
`0001101010` view save

user output
`0001101010` view save

Test 2

Group: 1

Verdict: ACCEPTED

input
`10 302` view save

correct output
`1001011011` view save

user output
`1001011011` view save

Test 3

Group: 1

Verdict: ACCEPTED

input
`10 241` view save

correct output
`0111100000` view save

user output
`0111100000` view save

Test 4

Group: 1

Verdict: ACCEPTED

input
`10 382` view save

correct output
`1011111011` view save

user output
`1011111011` view save

Test 5

Group: 1

Verdict: ACCEPTED

input
`10 138` view save

correct output
`0100010010` view save

user output
`0100010010` view save

Test 6

Group: 2

Verdict: ACCEPTED

input
`20 131002` view save

correct output
`00111111111101110010` view save

user output
`00111111111101110010` view save

Test 7

Group: 2

Verdict: ACCEPTED

input
`20 441567` view save

correct output
`11010111100110111101` view save

user output
`11010111100110111101` view save

Test 8

Group: 2

Verdict: ACCEPTED

input
`20 109770` view save

correct output
`00110101100110010010` view save

user output
`00110101100110010010` view save

Test 9

Group: 2

Verdict: ACCEPTED

input
`20 327308` view save

correct output
`10011111110100010111` view save

user output
`10011111110100010111` view save

Test 10

Group: 2

Verdict: ACCEPTED

input
`20 302918` view save

correct output
`10010011111010001011` view save

user output
`10010011111010001011` view save

Test 11

Group: 3

Verdict: RUNTIME ERROR

input
`50 216967103451763` view save

correct output
`011000101010101001001011100100...` view save

user output
(empty)

Error:

Exception in thread "main" java.util.InputMismatchException: For input string: "216967103451763"
	at java.util.Scanner.nextInt(Scanner.java:2123)
	at java.util.Scanner.nextInt(Scanner.java:2076)
	at bitti.main(bitti.java:81)

Test 12

Group: 3

Verdict: RUNTIME ERROR

input
`50 236618662270629` view save

correct output
`011010111001101000001001101001...` view save

user output
(empty)

Error:

Exception in thread "main" java.util.InputMismatchException: For input string: "236618662270629"
	at java.util.Scanner.nextInt(Scanner.java:2123)
	at java.util.Scanner.nextInt(Scanner.java:2076)
	at bitti.main(bitti.java:81)

Test 13

Group: 3

Verdict: RUNTIME ERROR

input
`50 426560943304480` view save

correct output
`110000011111101000111010110000...` view save

user output
(empty)

Error:

Exception in thread "main" java.util.InputMismatchException: For input string: "426560943304480"
	at java.util.Scanner.nextInt(Scanner.java:2123)
	at java.util.Scanner.nextInt(Scanner.java:2076)
	at bitti.main(bitti.java:81)

Test 14

Group: 3

Verdict: RUNTIME ERROR

input
`50 294553802415801` view save

correct output
`100001011111001010010011011000...` view save

user output
(empty)

Error:

Exception in thread "main" java.util.InputMismatchException: For input string: "294553802415801"
	at java.util.Scanner.nextInt(Scanner.java:2123)
	at java.util.Scanner.nextInt(Scanner.java:2076)
	at bitti.main(bitti.java:81)

Test 15

Group: 3

Verdict: RUNTIME ERROR

input
`50 502225394100883` view save

correct output
`111001000110001010111011000110...` view save

user output
(empty)

Error:

Exception in thread "main" java.util.InputMismatchException: For input string: "502225394100883"
	at java.util.Scanner.nextInt(Scanner.java:2123)
	at java.util.Scanner.nextInt(Scanner.java:2076)
	at bitti.main(bitti.java:81)

Putka Open 2015 – 6/6

Bittilista

Code

Test details

Test 1

Test 2

Test 3

Test 4

Test 5

Test 6

Test 7

Test 8

Test 9

Test 10

Test 11

Test 12

Test 13

Test 14

Test 15

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