Java Programs Made Easy

Q)... arraylist of string type which has name#mark1#mark2#mark3 format. retrieve the name of the student who has scored max marks(total of three)
input:{"arun#12#12#12","deepak#13#12#12"}
output:deepak

1. 
   
2. package Set1;
3. import java.util.*;
4. public class ClassSet10 {
5.  public static String retrieveMaxScoredStudent(String[] s1){
6.   Map<String, Integer> m1=new HashMap<String, Integer>();
7.   for(int i=0;i<s1.length;i++){
8.    String s2=s1[i]; 
9.    StringTokenizer t=new StringTokenizer(s2,"#");
10.    String s3=t.nextToken();
11.    int n1=Integer.parseInt(t.nextToken());
12.    int n2=Integer.parseInt(t.nextToken());
13.    int n3=Integer.parseInt(t.nextToken());
14.    int n=n1+n2+n3;
15.    m1.put(s3, n);
16.    }
17.   //System.out.println(m1);
18.   int max=0;
19.   String m=new String();
20.   Iterator<String> i=m1.keySet().iterator();
21.   while(i.hasNext()){
22.    String s4=i.next();
23.    int j=m1.get(s4);
24.    if(j>max){
25.     max=j;
26.     m=s4; }
27.   }
28.   return m;
29.  }
30.  public static void main(String[] args) {
31.   String[] s1={"arun#12#12#12","deepak#13#12#12","puppy#12#11#12"};
32.   System.out.println(retrieveMaxScoredStudent(s1));
33.  }
34. }