lexicographically smallest and largest substring in java using length k -

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input: welcometojava

length:3

output:

now smallest string:ava

now largest string:wel

// assign string want process variable inputstr = "welcometojava" // define , array each sub-string. string[] substrs = new string[input.length()-2]; // fill our container iterating 0 through place of last sub string.  for(int = 0; < inputstr.length()-2; i++){     // assign array members sub strings input string each starting position     substrs[i] = inputstr.substring(i,i+3); } // sort , print results. arrays.sort(substrs); for(int = 0; < args.length; i++)     system.out.println(substrs[i]);

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