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  1. Prepare
  2. Java
  3. Strings
  4. Java Substring Comparisons
  5. Discussions

Java Substring Comparisons

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1759 Discussions

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  • vardhanvishnu383
     + 0 comments

    solution

    import java.util.Scanner;

    public class Solution {

    public static String getSmallestAndLargest(String s, int k) {
    String smallest = s.substring(0,k);
    String largest = s.substring(0,k);

    for(int i=0;i<=s.length()-k;i++){
        String subString=s.substring(i,i+k);
        if(subString.compareTo(smallest)<0){
            smallest=subString;
        }
        if(subString.compareTo(largest)>0){
            largest=subString;
        }
    }

    return smallest + "\n" + largest;
}


public static void main(String[] args) {
    Scanner scan = new Scanner(System.in);
    String s = scan.next();
    int k = scan.nextInt();
    scan.close();

    System.out.println(getSmallestAndLargest(s, k));
}

    }

  • amolgadkari90
     + 0 comments

    public static String getSmallestAndLargest(String s, int k) { int length = s.length(); // initialize with the first substring String smallest = s.substring(0, k); String largest = s.substring(0, k);

        for (int i = 0; i <= length - k; i++) {
        String subStr = s.substring(i, i + k);
        if (subStr.compareTo(smallest) < 0) {
            smallest = subStr;
        }
        if (subStr.compareTo(largest) > 0) {
            largest = subStr;
        }
    }        
    return smallest + "\n" + largest;
}

  • edgaritzak
     + 0 comments
    public static String getSmallestAndLargest(String s, int k) {
    String smallest = s;
    String largest = "";

    for(int i=0; i<s.length()-k+1; i++){
        String subString = s.substring(i,(i+k));

        if (subString.compareTo(smallest) < 0){
            smallest = subString;
        }
        if (subString.compareTo(largest) >= 0){
            largest = subString;
        }
    }

    return smallest + "\n" + largest;
}

  • vineetprash
     + 0 comments
    public static String getSmallestAndLargest(String s, int k) {
        String smallest = "";
        String largest = "";

        int a = 0, b = 0;
        for (int i=0; i<s.length()-(k-1); i++){
             String sub = s.substring(i, i+k);
             a = sub.compareTo(s.substring(a, a+k))>0 ? i : a;
             b = sub.compareTo(s.substring(b, b+k))<0 ? i : b;
        }
        smallest = s.substring(b, b+k);
        largest = s.substring(a, a+k);
        
        return smallest + "\n" + largest;
    }

  • hoanmai12345
     + 0 comments

    String smallest = "";
    String largest = "";

        if(k<=s.length()){
         for (int i = 0; i<=s.length()-k; i++){            
            if (s.substring(i,i+k).compareTo(smallest)<0 || smallest == "")  smallest = s.substring(i,i+k);
            if(s.substring(i,i+k).compareTo(largest)>0) largest = s.substring(i,i+k);                
         }
    }    
    return smallest + "\n" + largest;