From 736e12b0381c4d56487190bd61b82170f85c3e22 Mon Sep 17 00:00:00 2001
From: crupest <crupest@outlook.com>
Date: Fri, 10 Jul 2020 23:28:15 +0800
Subject: Add problem 1051.

---
 cpp/1051.cpp | 33 +++++++++++++++++++++++++++++++++
 1 file changed, 33 insertions(+)
 create mode 100644 cpp/1051.cpp

(limited to 'cpp/1051.cpp')

diff --git a/cpp/1051.cpp b/cpp/1051.cpp
new file mode 100644
index 0000000..e55d877
--- /dev/null
+++ b/cpp/1051.cpp
@@ -0,0 +1,33 @@
+#include <vector>
+
+using std::vector;
+
+class Solution
+{
+public:
+    int heightChecker(vector<int> &heights)
+    {
+        vector<int> height_counter(101);
+        for (int height : heights)
+        {
+            height_counter[height]++;
+        }
+
+        auto iter = heights.cbegin();
+
+        int result = 0;
+
+        for (int height = 1; height <= 100; height++)
+        {
+            int height_count = height_counter[height];
+            while (height_count > 0)
+            {
+                if (*iter++ != height)
+                    result++;
+                --height_count;
+            }
+        }
+
+        return result;
+    }
+};
\ No newline at end of file
-- 
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