区间比较equal

#include <iostream>#include <vector>#include <algorithm>#include <list>using namespace std;bool bothEvenOrOdd(int elem1, int elem2){return elem1 % 2 == elem2 % 2;}int main(){vector<int> ivec;list<int> ilist;for (int i = 1; i <= 7; ++i)ivec.push_back(i);for (int i = 3; i <= 9; ++i)ilist.push_back(i);for (vector<int>::iterator iter = ivec.begin(); iter != ivec.end(); ++iter)cout << *iter << ' ';cout << endl;for (list<int>::iterator iter = ilist.begin(); iter != ilist.end(); ++iter)cout << *iter << ' ';cout << endl;if (equal(ivec.begin(), ivec.end(), ilist.begin())) // ivec.begin()和ivec.end()区间与 ilist.begin()到最后这两个区间的数字进行比较，cout << "这两个区间相等" << endl;elsecout << "这两个区间不相等" << endl;if (equal(ivec.begin(), ivec.end(), ilist.begin(), bothEvenOrOdd)){cout << "这两个区间是奇数对应奇数，偶数对应偶数" << endl;}elsecout << "这两个区间不是奇数对应奇数，偶数不对应偶数" << endl;cout << endl;return 0;}