Envío 5016

Código

package main

import (
	"bufio"
	"fmt"
	"math/big"
	"os"
	"strings"
)

func main() {
	reader := bufio.NewReader(os.Stdin)

	numbersS, _ := reader.ReadString('\n')
	numbersS = strings.ReplaceAll(numbersS, "\n", "")

	numbers := strings.Split(numbersS, " ")

	n, _ := new(big.Int).SetString(numbers[0], 0)

	x, _ := new(big.Int).SetString(numbers[1], 0)

	y, _ := new(big.Int).SetString(numbers[2], 0)

	var resultReverse *big.Int

	if y.Cmp(x) < 1 {
		resultReverse = x.Sub(x, y)
	} else {
		resultReverse = x.Add(x, n.Sub(n, y))
	}

	var resultNotReverse *big.Int
	if y.Cmp(x) > -1 {
		resultNotReverse = y.Sub(y, x)
	} else {
		resultNotReverse = y.Add(y, n.Sub(n, x))
	}
	if resultNotReverse.Cmp(resultReverse) == -1 {
		fmt.Println(resultNotReverse)
	} else {
		fmt.Println(resultReverse)
	}
}