最大最小公倍数

#include<stdio.h>#include<math.h>#include<iostream>int maxx(int x,int y){    if(x >= y)        return x;    else        return y;}int main(){    long long n;    scanf("%I64d",&n);    if(n <= 2)    {        printf("2\n");    }    else if(n % 2 != 0)    {        long long sum = n * (n - 1) * (n - 2);        printf("%I64d",sum);    }    else    {        long long temp;        if(n % 3 == 0)        {            temp = (n - 1) * (n - 2) * (n - 3);        }        else {temp = n * (n - 1) * (n - 3);}        printf("%I64d",temp);    }    return 0;}