#include <iostream>
#include <string>
#include <vector>
#include <algorithm>
using namespace std;
int main() {
string str;
getline(cin, str);
vector<vector<char>> para;
vector<char> temp;
bool flag = true;
for (char ch : str) {
if (ch == ' ' && flag) {
para.push_back(temp);
temp.clear();
}
else if (ch == '"') {
flag = flag ^ true;
}
else {
temp.push_back(ch);
}
}
para.push_back(temp);
temp.clear();
cout << para.size() << endl;
for (int i = 0; i < para.size(); i++) {
for (int j = 0; j < para[i].size(); j++) {
cout << para[i][j];
}
cout << endl;
}
return 0;
}