暴力破解

#include <iostream>
using namespace std;

int main() {
string s;
cin >> s;

// 外层循环：5 行
for (int row = 0; row < 5; row++) {
    // 内层循环：输入数字的每一位
    for (int i = 0; i < s.length(); i++) {
        char ch = s[i];
        if (ch == '0') {
            if (row == 0 || row == 4) cout << ".....";
            else                     cout << ".***.";
        }
        else if (ch == '1') {
            cout << "****.";
        }
        else if (ch == '2') {
            if (row == 0 || row == 2 || row == 4) cout << ".....";
            else if (row == 1)                    cout << "****.";
            else                                  cout << ".****";
        }
        else { // '3'
            if (row == 0 || row == 2 || row == 4) cout << ".....";
            else                                  cout << "****.";
        }
    }
    cout << endl;   // 每行结束换行
}
return 0;

}