Submission #2556083

---

Source Code Expand

package main

import (
	"fmt"
	"sort"
)

func main() {
	var n int
	
	fmt.Scan(&n)
	
	a := make([]int, n)
	
	for i := 0; i < n; i++ {
		fmt.Scan(&a[i])
	}
	
	sort.Sort(sort.Reverse(sort.IntSlice(a)))
	
	var x, y int
	for i, b := range a {
		if i % 2 == 0 {
			x += b
		} else {
			y += b
		}
	}
	
	fmt.Println(x-y)
}

Submission Info

Judge Result