华为机试 HJ80 题解 | #整型数组合并#
整型数组合并
https://www.nowcoder.com/practice/c4f11ea2c886429faf91decfaf6a310b
#include <iostream>
#include <vector>
#include <algorithm>
#include <set>
using namespace std;
int main() {
int n1 = 0, n2 = 0;
vector<int> nVec1;
vector<int> nVec2;
cin >> n1;
int temp = 0;
for (int i = 0; i < n1; i++) {
cin >> temp;
nVec1.push_back(temp);
}
cin >> n2;
for (int i = 0; i < n2; i++) {
cin >> temp;
nVec2.push_back(temp);
}
vector<int> nVec3 = nVec2;
// 去掉nVec1和nVec2中的重复数组元素
for (auto iter1 = nVec1.begin(); iter1 != nVec1.end(); ++iter1) {
int x = *iter1;
auto jter = std::find_if(nVec2.begin(), nVec2.end(),
[x](int item) {
return x == item;
});
if (jter == nVec2.end()) {
// 对于nVec2中没有而nVec1有的元素,添加到nVec3中
nVec3.push_back(x);
}
}
// 对合并后的nVec3进行升序排序
std::sort(nVec3.begin(), nVec3.end());
// 过滤掉nVec3中的重复元素
set<int> nSet;
for (auto item : nVec3) {
nSet.insert(item);
}
for (auto item : nSet) {
cout << item;
}
cout << endl;
}
