Java Basic Knowledge points

1. Input Method:

1 Traditional input methods:

 Public classMainrun {/**      * @paramargs*/       Public Static voidMain (string[] args) {Try{BufferedReader Strin=NewBufferedReader (NewInputStreamReader (system.in)); System.out.print ("Please enter a string:"); String Str=Strin.readline (); System.out.println ("First one:" +str); System.out.println ("Please enter a second string:"); String str2=Strin.readline (); System.out.println ("2nd one:" +str2); } Catch(IOException e) {e.printstacktrace (); }                }    }  

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2, 1.5 after the scanner to:

Note the difference between next () and nextline (), where the former is distinguished by a space, while nextline () is distinguished by a newline character.

ImportJava.util.Scanner; Public classMain { Public Static voidMain (string[] args) {String a= "word"; String b= "word"; intMaxstringlength = 0; Scanner SC=NewScanner (system.in); A=Sc.nextline (); b=Sc.nextline ();  for(inti = 0; I < a.length (); i + +)             for(intsize = 1; size <= a.length ()-I; Size + +) {String subString= A.substring (i, i +size); if(B.contains (subString) && Maxstringlength <size) {Maxstringlength=size;    }} System.out.println (Maxstringlength); }}

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Java Basic Knowledge points