#include<bits/stdc++.h> using namespace std; //求出一个k进制数的十进制 long long ToDec(char *num,int len,int k){ long long result = 0; for(int i = 0;i < len;i++){ if(num[i]>='0' && num[i]<='9') result += (num[i]-'0') * pow(k,i); else result += (num[i]-'A'+10) * pow(k,i); } return result; } //将一个...