The Great Indian Programming League 2013 - March Edition Level:Medium

Here is the Link of question and description of 

Four Persons

I am providing you the solution of the above question.

Mybest score on this is 99.99.

Repost Code with better one.(Download COde)
cvcv

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1. public class InterchangePosition {




3. /**


4. * @param args


5. */


6. public static void main(String[] args) {


7. // TODO Auto-generated method stub


8. String []arr = {"5#1","6#1","5#3"};


9. long x1 = System.currentTimeMillis();


10. System.out.println(get_height(arr));


11. long x2 = System.currentTimeMillis();


12. System.out.println("TIme in milli "+(x2-x1));


13. }


14. public static int get_height(String[] input1)


15.     {


16.         //Write code here




18. int count=0;




20. int f[] = new int[input1.length];




22. int value=0;


23. String s[]= new String[2];




25. if(input1.length==0)


26. return 0;




28. for(int i=0;i


29. {




31. if(Integer.parseInt(((s=input1[i].split("#"))[0]))<4 || Integer.parseInt(s[0])>7


32. || Integer.parseInt(s[1])<0 || Integer.parseInt(s[1])>11


33. )


34. {


35. //System.out.println("boom1");


36. return -1;


37. }






40. f[i] = (Integer.parseInt(s[0])) * 12 +  Integer.parseInt(s[1]);






43. }






46. for(int i : f)


47. {


48. System.out.println(""+i);


49. }


50. System.out.println("--------------");






53. for(int i=0;i<f.length;i++)


54. {


55. for(int j=i+1;j<f.length;j++)


56. {






59. if(f[i]>f[j])


60. {


61. //System.out.println("I am in "+f[i]);


62. count++;


63. }


64. }


65. }


66. return count;


67.     }




69. }

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Another One
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public class InterchangePosition {

/**
* @param args
*/
public static void main(String[] args) {
// TODO Auto-generated method stub
String []arr = {"5#5","6#6","5#5","6#6","5#11"};
long x1 = System.currentTimeMillis();
System.out.println(get_height(arr));
long x2 = System.currentTimeMillis();
System.out.println("TIme in milli "+(x2-x1));
}
public static int get_height(String[] input1)
{
//Write code here

int count=0;

int f[] = new int[input1.length];

int value=0;


if(input1.length==0)
return 0;

try
{
for(int i=0;i{

if(Integer.parseInt(input1[i].substring(0, input1[i].indexOf('#')))<4 ||
Integer.parseInt(input1[i].substring(0, input1[i].indexOf('#')))>7)
{
//System.out.println("boom1");
return -1;
}
if(Integer.parseInt(input1[i].substring(input1[i].indexOf('#')+1))<0 ||
Integer.parseInt(input1[i].substring(input1[i].indexOf('#')+1))>11)
{
//System.out.println("boom2");
return -1;
}

value = (Integer.parseInt(input1[i].substring(0, input1[i].indexOf('#')))) * 12 +  Integer.parseInt(input1[i].substring(input1[i].indexOf('#')+1));
f[i] = value;

}
}
catch(NumberFormatException nf)
{
nf.printStackTrace();
return -1;
}


for(int i : f)
{
System.out.println(""+i);
}
System.out.println("--------------");


for(int i=0;i<f.length;i++){
for(int j=i+1;j<f.length;j++){


if(f[i]>f[j])
{
//System.out.println("I am in "+f[i]);
count++;
}
}
}
return count;
}

}

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Download Code: Click Here

Mirror: Click Here