BZOJ 2296 随机种子

RT.

#include<iostream>
#include<cstdio>
#include<cstring>
#include<algorithm>
#define P 9876543210000000LL
using namespace std;
long long t,x;
int main()
{
    scanf("%lld",&t);
    for (long long i=;i<=t;i++)
    {
        scanf("%lld",&x);
        if (!x) printf("-1\n");
        else printf("%lld\n",(P/x+)*x);
    }
    return ;
}