Implement a function void reverse(char* str) in C or C++ which reverses a null-terminated string.

CC150-1.2.java

public class Main {

	/**
	 * @param args
	 */
	public static void main(String[] args) {
		// TODO Auto-generated method stub
		Main so = new Main();
		so.reverse("abcdefghijk");
	}

	public void reverse(String s){
		if(s==null)
			return;
		
		if(s.length()==1)
			return;
		char[] c=s.toCharArray();
		int i=0;
		int j=s.length()-1;
		while(i<j){
			char temp=c[i];
			c[i]=c[j];
			c[j]=temp;
			i++;
			j--;
		}
		String m=new String(c);
		s=m;
		System.out.println(s);
	}
}