gistfile1.hpp

/* C++ */
/* $ g++ foo.cpp && ./a.out */
#include <iostream>
#include <cstring>

int count(const char *str, char ch);

using namespace std;

int main(void) {
  string word;
  char ch;

  cout << "Input a word> " << flush;

  cin >> word;;

  cout << "> " << flush;

  while(cin >> ch) {
      int num = count(word.c_str(), ch);

      cout << "\n" << '"' << word << '"' << " have " << num << " " << ch << endl;

      cout << "> " << flush;
  }
  return 0;
}

int count(const char *str, char ch) {
  int i, len, cnt = 0;
  len = strlen(str);
  for (i = 0; i < len; i++) {
    if (*(str+i) == ch) {
      cnt++;
    }
  }
  return cnt;
}