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| #include <iostream>
#include <sstream>
#include <stdio.h>
#include <string>
#include <vector>
using std::string;
using std::stringstream;
using std::vector;
class Solution {
public:
int canBeTypedWords(string text, string brokenLetters) {
stringstream ss(text);
string token;
vector<string> words;
int broken = 0;
while (std::getline(ss, token, ' ')) {
words.push_back(token);
}
for (string word : words) {
for (char ch : brokenLetters) {
if (word.find(ch) != string::npos) {
broken++;
break;
}
}
}
return words.size() - broken;
}
};
int main() {
Solution s;
int res = s.canBeTypedWords(string("hello world"), string("ad"));
printf("%d\n", res);
}
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