package main

import (
	"bufio"
	"strconv"
	"strings"
)

// Pair ...
type Pair struct {
	_1 int
	_2 int
}

// Pair64 ...
type Pair64 struct {
	_1 int64
	_2 int64
}

// ReadInt ...
func ReadInt(s *bufio.Scanner) int {
	s.Scan()
	i, _ := strconv.ParseInt(s.Text(), 10, 32)
	return int(i)
}

// ReadInt64 ...
func ReadInt64(s *bufio.Scanner) int64 {
	s.Scan()
	i, _ := strconv.ParseInt(s.Text(), 10, 64)
	return i
}

// ReadInts ...
func ReadInts(s *bufio.Scanner) []int {
	s.Scan()
	strs := strings.Split(s.Text(), " ")
	nums := make([]int, len(strs))
	for i, str := range strs {
		num, _ := strconv.ParseInt(str, 10, 32)
		nums[i] = int(num)
	}
	return nums
}

// ReadInt64s ...
func ReadInt64s(s *bufio.Scanner) []int64 {
	s.Scan()
	strs := strings.Split(s.Text(), " ")
	nums := make([]int64, len(strs))
	for i, str := range strs {
		num, _ := strconv.ParseInt(str, 10, 64)
		nums[i] = num
	}
	return nums
}