The programs runs with perfect output on my system..yet i get a WA on the OJ...
Most topics on the forum are in C++ which i dont know..
Here is my code...
import java.lang.*;
import java.util.*;
import java.io.*;
class ADDREV {
public static void main(String args[]) throws Exception {
BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
PrintWriter pw = new PrintWriter(System.out, true);
ArrayList<Integer> al = new ArrayList<>();
int n = Integer.parseInt(br.readLine());
for (int i=0; i<n; i++) {
al.add(addrev(br.readLine()));
}
ListIterator<Integer> li = al.listIterator();
while(li.hasNext()) {
pw.println(li.next());
}
}
static int addrev(String str) {
StringTokenizer st = new StringTokenizer(str);
StringBuilder s1 = new StringBuilder(st.nextToken());
StringBuilder s2 = new StringBuilder(st.nextToken());
int a = Integer.parseInt(s1.reverse().toString());
int b = Integer.parseInt(s2.reverse().toString());
return a+b;
}
}