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Java code:
public class reverse {
/**
* @param args
*/
public static void main(String[] args) {
String s = "I am a student";
int j = s.length()-1;
for(int i = s.length()-1;i>=0;i--)
{
char c;
if((c=s.charAt(i))!=' ' && (i!=0))
{
continue;
}
else
{
for(int k = i+1;k<=j;k++)
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