显示代码纯文本
#include<fstream>
#include<cstring>
#include<string>
using namespace std;
ifstream fi("cruel1.in");
ofstream fo("cruel1.out");
int a,p;
long long outer[15002],s[15002];
void solve(int n)
{
long long j,i,w;
if(n==0)return;
solve(n/2);
w=15000;
while(outer[w]==0)w--;
for(i=1;i<=w;i++)
for(j=1;j<=w;j++)
if(n%2==0)
s[i+j-1]=s[i+j-1]+outer[i]*outer[j];
else
s[i+j-1]=s[i+j-1]+outer[i]*outer[j]*a;
for(i=1;i<=15000;i++)
{
outer[i]=s[i]%10;
s[i+1]=s[i+1]+s[i]/10;
}
memset(s,0,sizeof(s));
}
int main()
{
fi>>a>>p;
int k,q;
outer[1]=1;
solve(p);
q=15000;
while(outer[q]==0)q--;
for(k=q;k>=2;k--)
if(k%70==1)
fo<<outer[k]<<endl;
else
fo<<outer[k];
fo<<outer[1];
return 0;
}