Руководство по стандартной библиотеке шаблонов (STL)

setunon2.cpp

#include ‹stl.h›

#include ‹iostream.h›

#include ‹string.h›

char* word1 = "ABCDEFGHIJKLMNO";

char* word2 = "LMNOPQRSTUVWXYZ";

int main() {

 ostream_iterator‹char› iter(cout, " ");

 cout ‹‹ "word1: ";

 copy(word1, word1 + ::strlen(word1), iter);

 cout ‹‹ "\nword2: ";

 copy(word2, word2 + ::strlen(word2), iter);

 cout ‹‹ endl;

 set_union(word1, word1 + ::strlen(word1),  word2, word2 + ::strlen(word2), iter, less‹char›());

 cout ‹‹ endl;

 return 0;

}

unique2.cpp

#include ‹stl.h›

#include ‹iostream.h›

#include ‹string.h›

bool str_equal(const char* a_, const char* b_) {

 return ::strcmp(a_, b_) == 0 ? 1: 0;

}

char* labels[] = {"Q","Q","W","W","E","E","R","T","T","Y","Y"};

int main() {

 const unsigned count = sizeof(labels) / sizeof(labels[0]);

 ostream_iterator‹char*› iter(cout);

 copy(labels, labels + count, iter);

 cout ‹‹ endl;

 unique(labels, labels + count, str_equal);

 copy(labels, labels + count, iter);

 cout ‹‹ endl;

 return 0;

}

parsrtc1.cpp

#include ‹stl.h›

#include ‹stdlib.h›

#include ‹iostream.h›

int main() {

 vector‹int› v1(10);

 for (int i = 0; i ‹ v1.size(); i++) v1[i] = rand() % 10;

 vector‹int› result(5);

 ostream_iterator‹int› iter(cout, " ");

 copy(v1.begin(), v1.end(), iter);

 cout ‹‹ endl;

 partial_sort_copy(v1.begin(), v1.end(), result.begin(), result.end());

 copy(result.begin(), result.end(), iter);

 cout ‹‹ endl;

 return 0;

}

equal1.cpp

#include ‹stl.h›

#include ‹iostream.h›

int main() {

 vector‹int› v1(10);

 for (int i = 0; i ‹ v1.size(); i++) v1[i] = i;

 vector‹int› v2(10);

 if (equal(v1.begin(), v1.end(), v2.begin())) cout ‹‹ "v1 is equal to v2" ‹‹ endl;

 else cout ‹‹ "v1 is not equal to v2" ‹‹ endl;

 copy(v1.begin(), v1.end(), v2.begin());

 if (equal(v1.begin(), v1.end(), v2.begin())) cout ‹‹ "v1 is equal to v2" ‹‹ endl;

 else cout ‹‹ "v1 is not equal to v2" ‹‹ endl;

 return 0;

}

equal0.cpp

#include ‹stl.h›

#include ‹iostream.h›

int numbers1[5] = {1, 2, 3, 4, 5};

int numbers2[5] = {1, 2, 4, 8, 16};

int numbers3[2] = {1, 2};

int main() {

 if (equal(numbers1, numbers1 + 5, numbers2))

  cout ‹‹ "numbers1 is equal to numbers2" ‹‹ endl;

 else cout ‹‹ "numbers1 is not equal to numbers2" ‹‹ endl;

 if (equal(numbers3, numbers3 + 2, numbers1))

  cout ‹‹ "numbers3 is equal to numbers1" ‹‹ endl;

 else cout ‹‹ "numbers3 is not equal to numbers1" ‹‹ endl;

 return 0;

}

genern2.cpp

#include ‹stl.h›

#include ‹iostream.h›

#include ‹stdlib.h›

class Fibonacci {

public:

 Fibonacci(): v1(0), v2(1) {}

 int operator() ();

private:

 int v1;

 int v2;

};

int Fibonacci::operator() () {

 int r = v1 + v2;

 v1 = v2;

 v2 = r;

 return v1;

}

int main() {

 vector‹int› v1(10);

 Fibonacci generator;