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| author | crupest <crupest@outlook.com> | 2021-02-23 21:07:19 +0800 |
|---|---|---|
| committer | crupest <crupest@outlook.com> | 2021-02-23 21:07:19 +0800 |
| commit | 185ef9fcb0e59f13e9ee0ccb261693cdaddebab0 (patch) | |
| tree | 3f19388b054fb2a12230706681dd62f077890c51 /works/solutions/leetcode/cpp/1343.cpp | |
| parent | ca5a0f8dde5d8d9d7f877a790d05a270cc3224f9 (diff) | |
| download | crupest-185ef9fcb0e59f13e9ee0ccb261693cdaddebab0.tar.gz crupest-185ef9fcb0e59f13e9ee0ccb261693cdaddebab0.tar.bz2 crupest-185ef9fcb0e59f13e9ee0ccb261693cdaddebab0.zip | |
import(solutions): Move leetcode solutions to subdir.
Diffstat (limited to 'works/solutions/leetcode/cpp/1343.cpp')
| -rw-r--r-- | works/solutions/leetcode/cpp/1343.cpp | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/works/solutions/leetcode/cpp/1343.cpp b/works/solutions/leetcode/cpp/1343.cpp new file mode 100644 index 0000000..b300bc7 --- /dev/null +++ b/works/solutions/leetcode/cpp/1343.cpp @@ -0,0 +1,40 @@ +#include <vector>
+
+using std::vector;
+
+class Solution
+{
+public:
+ int numOfSubarrays(vector<int> &arr, int k, int threshold)
+ {
+ const auto end = arr.cend();
+ auto iter = arr.cbegin();
+ auto last_iter = arr.cbegin();
+
+ double sum = 0;
+
+ int result = 0;
+
+ for (int i = 0; i < k; i++)
+ {
+ sum += *iter++;
+ }
+
+ while (iter != end)
+ {
+ if (sum / k >= threshold)
+ {
+ result++;
+ }
+ sum -= *last_iter++;
+ sum += *iter++;
+ }
+
+ if (sum / k >= threshold)
+ {
+ result++;
+ }
+
+ return result;
+ }
+};
|