标签:void process 高精度幂 ase i++ bre alt namespace func
#include<bits/stdc++.h>using namespace std;string s;int n,z,len,y,a[10000],b,k;void multi(int b){ for(int i=1;i<=len;i++)a[i]*=b; for(int i=1;i<=len-1;i++)a[i+1]+=a[i]/10,a[i]%=10; while(a[len]>=10)a[len+1]=a[len]/10,a[len]%=10,len++;}int main(){ while(cin>>s>>n){ memset(a,0,sizeof(a));b=k=len=y=0; if(n==0){cout<<1<<endl;continue;} for(int i=0;i<6;i++)if(s[i]==‘.‘){z=i;break;} while(s[s.size()-1]==‘0‘)s.erase(s.size()-1,1); len=s.size();s.erase(z,1);y=len-z-1;k=y*n;len--; for(int i=0;i<len;i++)a[len-i]=s[i]-‘0‘,b=b*10+s[i]-‘0‘; for(int i=2;i<=n;i++)multi(b); for(int i=len;i>k;i--)cout<<a[i]; if(k!=0)cout<<‘.‘; for(int i=k;i>=1;i--)cout<<a[i]; puts(""); } return 0;}标签:void process 高精度幂 ase i++ bre alt namespace func
原文地址:https://www.cnblogs.com/jiazizheng/p/9359405.html