比赛 |
2025.1.4 |
评测结果 |
AAAAAAAAAA |
题目名称 |
麦森数 |
最终得分 |
100 |
用户昵称 |
flyfree |
运行时间 |
0.126 s |
代码语言 |
C++ |
内存使用 |
3.42 MiB |
提交时间 |
2025-01-04 14:27:54 |
显示代码纯文本
#include<bits/stdc++.h>
using namespace std;
#define ll long long
#define db double
// By flyfreemrn
inline ll read(){
ll x=0,f=1;
char c=getchar();
while(c<'0'||c>'9'){
if(c=='-')f=-1;
c=getchar();
}
while(c>='0'&&c<='9'){
x=x*10+c-'0';
c=getchar();
}
return x*f;
}
inline void write(ll x){
if(x>9)write(x/10);
putchar(x%10+'0');
}
ll p;
ll ans[1010],bas[1010],now[1010];
void multi_ans(){
for(int i=1;i<=500;i++){
for(int j=1;j<=500;j++){
now[i+j-1]+=ans[i]*bas[j];
}
}
for(int i=1;i<=500;i++){
ans[i]=now[i]%10;
now[i+1]+=now[i]/10;
now[i]=0;
}
}
void multi_bas(){
for(int i=1;i<=500;i++){
for(int j=1;j<=500;j++){
now[i+j-1]+=bas[i]*bas[j];
}
}
for(int i=1;i<=500;i++){
bas[i]=now[i]%10;
now[i+1]+=now[i]/10;
now[i]=0;
}
}
int main(){
freopen("mason.in","r",stdin);
freopen("mason.out","w",stdout);
p=read();
cout<<(ll)(p*log10(2))+1;
ans[1]=1,bas[1]=2;
while(p){
if(p&1)multi_ans();
multi_bas();
p/=2;
}
for(int i=500;i>1;i--){
if(i%50==0)cout<<endl;
cout<<ans[i];
}
cout<<ans[1]-1;
return 0;
}
/*
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000104079321946643990819252403273640855
38615262247266704805319112350403608059673360298012
23944173232418484242161395428100779138356624832346
49081399066056773207629241295093892203457731833496
61583550472959420547689811211693677147548478866962
50138443826029173234888531116082853841658502825560
46662248318909188018470682222031405210266984354887
32958028878050869736186900714720710555703168729087
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000104079321946643990819252403273640855
38615262247266704805319112350403608059673360298012
23944173232418484242161395428100779138356624832346
49081399066056773207629241295093892203457731833496
61583550472959420547689811211693677147548478866962
50138443826029173234888531116082853841658502825560
46662248318909188018470682222031405210266984354887
32958028878050869736186900714720710555703168729087
*/