TZC 1472 inverse positive integer, go to leading 0 (Java one word seconds kill)

Inverse positive integer

http://acm.tzc.edu.cn/acmhome/problemdetail.do?&method=showdetail&id=1472

Time limit (ordinary/java): 1000ms/10000ms

Run Memory limit: 65536KByte

Describe

Enter a three-bit positive integer to reverse the output.

Input

3-bit positive integer

Output

Positive integer after output inversion (removal of leading 0)

Sample input

123

Sample output

321

Tips

Attention:
130 after the reset is 31.

Complete code:

/*328ms,567kb*/
    
import java.util.*;  
Import java.io.*;  
    
public class Main {  
    static Scanner cin = new Scanner (new Bufferedinputstream (system.in));  
    
    public static void Main (string[] args) {  
        //while (Cin.hasnext ())  
            System.out.println (New StringBuffer (Cin.next ()). Reverse (). ToString (). Replacefirst ("^0*", ""));  

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