-
Notifications
You must be signed in to change notification settings - Fork 0
Expand file tree
/
Copy pathmissing-numbers.html
More file actions
58 lines (50 loc) · 1.82 KB
/
Copy pathmissing-numbers.html
File metadata and controls
58 lines (50 loc) · 1.82 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
<head><title>missing numbers</title>
<link rel="stylesheet" href="/style.css">
</head>
<body>
<link rel="stylesheet" href="/third-party/highlight/solarized-dark.css">
<script src="/third-party/highlight/highlight.js"></script>
<script>hljs.initHighlightingOnLoad();</script>
<h2>Yanzhan's solution for "missing numbers"</h2>
<ul>
<li>Hi, I'm Yanzhan. For more algothmic problems, visit my Youtube Channel <a href="https://www.youtube.com/channel/UCDkz-__gl3frqLexukpG0DA?view_as=subscriber" target=_blank>[Yanzhan Yang's Youtube Channel]</a> or my Twitter Account <a href="https://twitter.com/YangYanzhan" target=_blank>[Yanzhan Yang's Twitter]</a> or my GitHub HomePage <a href="https://github.com/yangyanzhan/code-camp" target=_blank>[Yanzhan Yang's GitHub Project]</a> .</li>
<li>It's fascinating to solve algothmic problems, follow Yanzhan to learn more!</li>
</ul>
<div>
</div>
<div>
</div>
<div>
</div>
<h3>
solution:
</h3>
<pre class="yanzhan-hidden"><code class="c++">vector<int> missingNumbers(vector<int> arr, vector<int> brr) {
map<int, int> cache;
for (auto num : brr) {
if (cache.find(num) == cache.end()) {
cache[num] = 0;
}
cache[num]++;
}
for (auto num : arr) {
if (cache.find(num) == cache.end()) {
cache[num] = 0;
}
cache[num]--;
}
vector<int> res;
for (auto it : cache) {
if (it.second > 0) {
res.push_back(it.first);
}
}
return res;
}
</code></pre>
<ul class="yanzhan-hidden">
<li><a href="/index.html" target=_blank>[Go Back To HomePage]</a></li>
<li><a href="/hackerrank" target=_blank>[Go Back To Solution List Page]</a></li>
</ul>
<script src="/main.js"></script>
</body>