#include <cstring>
#include <iostream>
#include <cmath>
using namespace std;
int main()
{
setlocale(LC_ALL, "rus");
int in, iz, k, s = 0, p;
char str[255];
cout << "Enter the number system from which you want to translate" << endl;
cin >> iz;
cout << "Enter the number system to which we will translate" << endl;
cin >> in;
cout << "Enter the number" << endl;
cin >> str;
p = strlen(str) - 1;
for (int i = 0; i < str[i]; i++)
{
switch (str[i])
{
case 'a': k = 10; break;
case 'b': k = 11; break;
case 'c': k = 12; break;
case 'd': k = 13; break;
case 'e': k = 14; break;
case 'f': k = 15; break;
case '1': k = 1; break;
case '2': k = 2; break;
case '3': k = 3; break;
case '4': k = 4; break;
case '5': k = 5; break;
case '6': k = 6; break;
case '7': k = 7; break;
case '8': k = 8; break;
case '9': k = 9; break;
case '0': k = 0; break;
}
s = s + k * pow(iz, p);
p--;
}
char result[255];
_itoa_s(s, result, in);
cout << "The result of a translation from a radix " << iz << " to radix " << in << " = " << result;
return 0;
}
列中包含'CENTER'的行。作品：
2
输出效果：
BuildingNameContains_center = dframe[dframe[2].str.contains('CENTER')]
产生错误：
BuildingNameContains_center
dframe.drop(BuildingNameContains_center, inplace= True)
答案 0 :(得分：2)
IIUC，而不是子集数据帧，然后尝试删除行。只需将您原始选择的倒数子集即可。
dframe = dframe.loc[~dframe[2].str.contains('CENTER'), :]