[Go] BOJ / 9063번 / 대지

💻 문제

9063번: 대지

 

📜 풀이

package main

import (
	"bufio"
	"fmt"
	"os"
)

func max(array []int) int {
	max := -10001
	for i := range array {
		if array[i] > max {
			max = array[i]
		}
	}
	return max
}

func min(array []int) int {
	min := 10001
	for i := range array {
		if array[i] < min {
			min = array[i]
		}
	}
	return min
}

func main() {
	var n, x, y int
	var xa []int
	var xy []int
	r := bufio.NewReader(os.Stdin)
	w := bufio.NewWriter(os.Stdout)

	defer w.Flush()

	fmt.Fscanln(r, &n)

	for i := 0; i < n; i++ {
		fmt.Fscanln(r, &x, &y)
		xa = append(xa, x)
		xy = append(xy, y)
	}

	fmt.Fprintln(w, (max(xa)-min(xa))*(max(xy)-min(xy)))
}