import strutils, tables

var n = stdin.readLine.parseInt

var table = initTable[int, int]()
proc sum(n: int): int =
    if n == 0:
        return 0

    if table.hasKey(n):
        return table[n]
    
    result += n div 2 + sum(n div 2)
    result += (n - 1) div 4 * 3 + sum((n - 1) div 4) + 1
    result += (n + 1) div 4 * 3 + sum((n + 1) div 4)
    if n >= 3:
        result -= 1
    
    result = result mod 998244353
    table[n] = result

echo sum(n)