2017广西邀请赛重现赛

时间:2021-11-20 14:38:17

总题解:http://www.nike0good.com/674.html

1001:

2017ACM/ICPC广西邀请赛-重现赛 1001 A Math Problem

2017广西邀请赛重现赛2017广西邀请赛重现赛
#include <iostream>
#include
<cstdio>
#define ull unsigned long long
using namespace std;

ull fac[
17];

void fuc()
{
for(int i=1;i<=15;i++)
{
ull x
=1;
for(int j=1;j<=i;j++)
x
*=i;
fac[i]
=x;
}
}

int main()
{
fuc();
ull n;
int ans=-1;
while(scanf("%llu",&n)!=EOF)
{
for(int i=1;i<=15;i++)
{
if(fac[i]>n)
{
ans
=i-1;
break;
}
if(fac[i]==n)
{
ans
=i;
break;
}
}
if(ans==-1)
ans
=15;
printf(
"%d\n",ans);
}
return 0;
}
1001

E:广西2017邀请赛 Problem E CS Course

 

2017广西邀请赛CS Course(&|^位运算模拟)

Build A tree :http://blog.csdn.net/my_sunshine26/article/details/77750130