OJ Board

Code: Select all

2147483648 1
893183290 1236679790

Code: Select all

2147483649
2089474388

Code: Select all

unsigned long long int n1,n2,l1,l2,l3;

Code: Select all

import java.util.*;
import java.io.*;

public class Main
{
    public static void main(String[] args) throws Exception
    {
        FastInput in = new FastInput(System.in);
        PrintWriter out = new PrintWriter(System.out, true);

        String a, b;
        long x, y;

        while((a = in.next()) != null) {
            b = in.next();
            x = in.convtoLong(a);
            y = in.convtoLong(b);
            out.println(x ^ y);
        }
        //out.close();
    }
}

class FastInput
{
    BufferedReader br;
    StringTokenizer st;

    public FastInput(InputStream stream)
    {
        br = new BufferedReader(new InputStreamReader(stream));
        st = null;
    }

    public String next()
    {
        while(st == null || !st.hasMoreTokens()) {
            try {
                st = new StringTokenizer(br.readLine());
            } catch (Exception e) {
                throw new RuntimeException(e);
            }
        }
        return st.nextToken();
    }

    public int nextInt()
    {
        return Integer.parseInt(next());
    }

    public double nextDouble()
    {
        return Double.parseDouble(next());
    }

    public long nextLong()
    {
        return Long.parseLong(next());
    }

    public int convtoInt(String a)
    {
        return Integer.parseInt(a);
    }

    public double convtoDouble(String a)
    {
        return Double.parseDouble(a);
    }

    public long convtoLong(String a)
    {
        return Long.parseLong(a);
    }
}

Code: Select all

#include <stdio.h>
int main()
{
	long long int a, b, c, i, k;
	while (scanf("%lld %lld", &a, &b) == 2)
	{
		if(a > b)
		c = a;
		else
		c = b;	
		for (i = 1; i <= c; i = i * 2);
		c = a + b;
		for (k = 1; k <= c; k = k * 2);
		if (k <= i)
			printf("%lld\n", c);
		else
			printf("%lld\n", c - (k / 2));
	}
	return 0;
}