//: C05:SearchReplace.cpp // From Thinking in C++, 2nd Edition // Available at http://www.BruceEckel.com // (c) Bruce Eckel 2000 // Copyright notice in Copyright.txt // The STL search and replace algorithms #include "PrintSequence.h" #include #include #include using namespace std; struct PlusOne { bool operator()(int i, int j) { return j == i + 1; } }; class MulMoreThan { int value; public: MulMoreThan(int val) : value(val) {} bool operator()(int v, int m) { return v * m > value; } }; int main() { int a[] = { 1, 2, 3, 4, 5, 6, 6, 7, 7, 7, 8, 8, 8, 8, 11, 11, 11, 11, 11 }; const int asz = sizeof a / sizeof *a; vector v(a, a + asz); print(v, "v", " "); vector::iterator it = find(v.begin(), v.end(), 4); cout << "find: " << *it << endl; it = find_if(v.begin(), v.end(), bind2nd(greater(), 8)); cout << "find_if: " << *it << endl; it = adjacent_find(v.begin(), v.end()); while(it != v.end()) { cout << "adjacent_find: " << *it << ", " << *(it + 1) << endl; it = adjacent_find(it + 2, v.end()); } it = adjacent_find(v.begin(), v.end(), PlusOne()); while(it != v.end()) { cout << "adjacent_find PlusOne: " << *it << ", " << *(it + 1) << endl; it = adjacent_find(it + 1, v.end(), PlusOne()); } int b[] = { 8, 11 }; const int bsz = sizeof b / sizeof *b; print(b, b + bsz, "b", " "); it = find_first_of(v.begin(), v.end(), b, b + bsz); print(it, it + bsz, "find_first_of", " "); it = find_first_of(v.begin(), v.end(), b, b + bsz, PlusOne()); print(it,it + bsz,"find_first_of PlusOne"," "); it = search(v.begin(), v.end(), b, b + bsz); print(it, it + bsz, "search", " "); int c[] = { 5, 6, 7 }; const int csz = sizeof c / sizeof *c; print(c, c + csz, "c", " "); it = search(v.begin(), v.end(), c, c + csz, PlusOne()); print(it, it + csz,"search PlusOne", " "); int d[] = { 11, 11, 11 }; const int dsz = sizeof d / sizeof *d; print(d, d + dsz, "d", " "); it = find_end(v.begin(), v.end(), d, d + dsz); print(it, v.end(),"find_end", " "); int e[] = { 9, 9 }; print(e, e + 2, "e", " "); it = find_end(v.begin(), v.end(), e, e + 2, PlusOne()); print(it, v.end(),"find_end PlusOne"," "); it = search_n(v.begin(), v.end(), 3, 7); print(it, it + 3, "search_n 3, 7", " "); it = search_n(v.begin(), v.end(), 6, 15, MulMoreThan(100)); print(it, it + 6, "search_n 6, 15, MulMoreThan(100)", " "); cout << "min_element: " << *min_element(v.begin(), v.end()) << endl; cout << "max_element: " << *max_element(v.begin(), v.end()) << endl; vector v2; replace_copy(v.begin(), v.end(), back_inserter(v2), 8, 47); print(v2, "replace_copy 8 -> 47", " "); replace_if(v.begin(), v.end(), bind2nd(greater_equal(), 7), -1); print(v, "replace_if >= 7 -> -1", " "); } ///:~