Problem:
Score : 100 points

Problem Statement

You are given two positive integers a and b.
Let x be the average of a and b.
Print x rounded up to the nearest integer.

Constraints

a and b are integers.

1 \leq a, b \leq 100

Input

Input is given from Standard Input in the following format:

a b

Output

Print x rounded up to the nearest integer.

Sample Input 1

1 3

Sample Output 1

2

The average of 1 and 3 is 2.0, and it will be rounded up to the nearest integer, 2.

Sample Input 2

7 4

Sample Output 2

6

The average of 7 and 4 is 5.5, and it will be rounded up to the nearest integer, 6.

Sample Input 3

5 5

Sample Output 3

5

Solution in Java8 (OpenJDK 1.8.0) (judge verdict: Accepted)

import java.io.*;
import java.util.*;
import java.math.*;
public class Main{
    
    public static void main (String[] args) {
        int a,b,c,d,e;
        Scanner sc = new Scanner(System.in);
        a = sc.nextInt();
         b = sc.nextInt();
        float f = (float)(a+b)/2;
       float s = f*10;
      // System.out.println(f);
    //System.out.println(s);
     //   System.out.println(s%10);
       if(s%10<5){
           System.out.println((int) f);
       }else{
           System.out.println((int) f +1);
       }
        //c = sc.nextInt();
        //int t = a+b+c;
       // String ss = sc.next();
        //System.out.println(t+" "+ss);
    }
}