题解 | #表示数字#

//https://www.nowcoder.com/practice/637062df51674de8ba464e792d1a0ac6?tpId=37&rp=1&ru=%2Fexam%2Foj%2Fta&qru=%2Fexam%2Foj%2Fta&sourceUrl=%2Fexam%2Foj%2Fta%3Fpage%3D1%26pageSize%3D50%26search%3D31%26tpId%3D37%26type%3D37&difficulty=&judgeStatus=&tags=&title=96&gioEnter=menu

#include <iostream>

using namespace std;

int main() {
    string s;

    while (cin >> s) {
        for(int i = 0;i<s.size();i++){
            if(isdigit(s[i])){
                s.insert(i, "*");
                i++;
                while(isdigit(s[i]))
                    i++;
                s.insert(i, "*");
            }

        }

        cout << s << endl;
    }
}