#include ‹stl.h›
#include ‹iostream.h›
int main() {
vector‹int› v1(10);
iota(v1.begin(), v1.end(), 0);
ostream_iterator ‹int› iter(cout, ' ');
copy(v1.begin(), v1.end(), iter);
cout ‹‹ endl;
vector‹int› v2(v1.size());
for (int i = 0; i ‹ v1.size(); i++) {
rotate_copy(v1.begin(), v1.begin() + i, v1.end(), v2.begin());
ostream_iterator‹int› iter(cout, ' ');
copy(v2.begin(), v2.end(), iter);
cout ‹‹ endl;
}
cout ‹‹ endl;
return 0;
}
eqlrnge2.cpp
#include ‹stl.h›
#include ‹iostream.h›
#include ‹string.h›
char chars[] = 'aabbccddggghhklllmqqqqssyyzz';
int main() {
const unsigned count = sizeof(chars) - 1;
ostream_iterator‹char› iter(cout);
cout ‹‹ 'Within the collection:
';
copy(chars, chars + count, iter);
pair‹char*, char*› range;
range = equal_range(chars, chars + count, 'q', less‹char›());
cout ‹‹ '
q can be inserted from before index ' ‹‹ (range.first - chars) ‹‹ ' to before index '
‹‹ (range.second - chars) ‹‹ endl;
return 0;
}
release1.cpp
#include ‹stl.h›
#include ‹iostream.h›
class X {
public:
X(int i_): i(i_) {}
~X() {cout ‹‹ 'Delete X(' ‹‹ i ‹‹ ')' ‹‹ endl;}
int i;
};
ostream& operator ‹‹ (ostream& stream_, const X& x_) {
return stream_ ‹‹ 'X(' ‹‹ x_.i ‹‹ ')';
}
int main() {
vector‹X*› v;
v.push_back(new X(2));
v.push_back(new X(1));
v.push_back(new X(4));
vector‹X*›::iterator i;
for (i = v.begin(); i!= v.end(); i++) cout ‹‹ *(*i) ‹‹ endl;
release(v.begin(), v.end()); // Delete heap-based objects.
return 0;
}
incl1.cpp
#include ‹stl.h›
#include ‹iostream.h›
int main() {
vector‹int› v1(10);
vector‹int› v2(3);
for (int i = 0; i ‹ v1.size(); i++) {
v1[i] = i;
}
if (includes(v1.begin(), v1.end(), v2.begin(), v2.end())) cout ‹‹ 'v1 includes v2' ‹‹ endl;
else cout ‹‹ 'v1 does not include v2' ‹‹ endl;
for (i = 0; i ‹ v2.size(); i++) v2[i] = i + 3;
if (includes(v1.begin(), v1.end(), v2.begin(), v2.end())) cout ‹‹ 'v1 includes v2' ‹‹ endl;
else cout ‹‹ 'v1 does not include v2' ‹‹ endl;
return 0;
}
setintr2.cpp