diff options
| author | Yuqian Yang <crupest@crupest.life> | 2025-02-12 15:55:21 +0800 |
|---|---|---|
| committer | Yuqian Yang <crupest@crupest.life> | 2025-02-12 16:04:50 +0800 |
| commit | 93ea69f427e3d8165d34bd6ca7b533666884f307 (patch) | |
| tree | 22fcaec20fcdad22afd01c4214ca5301e304e15f /works/solutions/leetcode/cpp/que-shi-de-shu-zi-lcof.cpp | |
| parent | 1ecfd0ab7f1f511268fd6404dbc110c3c277b48c (diff) | |
| parent | eb8beb49117289ba9181cbefe647c4aa44e6a0b1 (diff) | |
| download | crupest-93ea69f427e3d8165d34bd6ca7b533666884f307.tar.gz crupest-93ea69f427e3d8165d34bd6ca7b533666884f307.tar.bz2 crupest-93ea69f427e3d8165d34bd6ca7b533666884f307.zip | |
import(solutions): IMPORT crupest/solutions COMPLETE.
Diffstat (limited to 'works/solutions/leetcode/cpp/que-shi-de-shu-zi-lcof.cpp')
| -rw-r--r-- | works/solutions/leetcode/cpp/que-shi-de-shu-zi-lcof.cpp | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/works/solutions/leetcode/cpp/que-shi-de-shu-zi-lcof.cpp b/works/solutions/leetcode/cpp/que-shi-de-shu-zi-lcof.cpp new file mode 100644 index 0000000..1cb3e01 --- /dev/null +++ b/works/solutions/leetcode/cpp/que-shi-de-shu-zi-lcof.cpp @@ -0,0 +1,29 @@ +#include <vector>
+
+using std::vector;
+
+class Solution
+{
+public:
+ int missingNumber(vector<int> &nums)
+ {
+ if (nums.back() == nums.size() - 1)
+ return nums.size();
+
+ int low = 0, high = nums.size() - 1;
+ while (low != high)
+ {
+ int middle = (low + high) / 2;
+ if (middle == nums[middle])
+ {
+ low = middle + 1;
+ }
+ else
+ {
+ high = middle;
+ }
+ }
+
+ return low;
+ }
+};
|