UVa 10815 - Andy's First Dictionary

Accepted date: 2012-02-14
Ranking (as of 2013-06-09): 237 out of 3312
Language: C++

/*
  UVa 10815 - Andy's First Dictionary

  To build using Visual Studio 2008:
    cl -EHsc -O2 andys_first_dictionary.cpp
*/

#include <string>
#include <set>
#include <cstdio>
#include <cstring>
#include <cctype>
using namespace std;

int main()
{
  const int nr_chr_max = 256;
  char word[nr_chr_max + 1];
  set<string> words;
  while (scanf("%s", word) != EOF)
    for (int i = 0, length = strlen(word); i < length; /* i++ */) {
      while (i < length && !isalpha(word[i]))
        i++;
      if (i == length)
        break;
      int j = 0;
      char w[nr_chr_max + 1];
      for ( ; i < length && isalpha(word[i]); i++, j++)
        w[j] = static_cast<char>(tolower(word[i]));
      w[j] = '\0';
      words.insert(string(w));
    }
  for (set<string>::const_iterator i = words.begin(), e = words.end();
    i != e; ++i)
    printf("%s\n", (*i).c_str());
  return 0;
}