add 275

Author: luliyucoordinate

README.md

@@ -215,6 +215,8 @@ LeetCode
 |0263|[Ugly Number](https://leetcode.com/problems/ugly-number/) | c | [c++](./src/0263-Ugly-Number/0263.cpp) |[python](./src/0263-Ugly-Number/0263.py)|||Easy|
 |0264|[Ugly Number II](https://leetcode.com/problems/ugly-number-ii/) | c | [c++](./src/0264-Ugly-Number-II/0264.cpp) |[python](./src/0264-Ugly-Number-II/0264.py)|||Medium|
 |0268|[Missing Number](https://leetcode.com/problems/missing-number/) | c | [c++](./src/0268-Missing-Number/0268.cpp) |[python](./src/0268-Missing-Number/0268.py)|||Easy|
+|0274|[H-Index](https://leetcode.com/problems/h-index/) | c | [c++](./src/0274-H-Index/0274.cpp) |[python](./src/0274-H-Index/0274.py)|[go](./src/0274-H-Index/0274.go)||Medium|
+|0275|[H-Index](https://leetcode.com/problems/h-index-ii/) | c | [c++](./src/0275-H-Index-II/0275.cpp) |[python](./src/0275-H-Index-II/0275.py)|[go](./src/0275-H-Index-II/0275.go)||Medium|
 |0279|[Perfect Squares](https://leetcode.com/problems/perfect-squares/) | c | [c++](./src/0279-Perfect-Squares/0279.cpp) |[python](./src/0279-Perfect-Squares/0279.py)|||Medium|
 |0283|[Move Zeroes](https://leetcode.com/problems/move-zeroes/) | c | [c++](./src/0283-Move-Zeroes/0283.cpp) |[python](./src/0283-Move-Zeroes/0283.py)|||Easy|
 |0287|[Find the Duplicate Number](https://leetcode.com/problems/find-the-duplicate-number/) | c | [c++](./src/00287-Find-the-Duplicate-Number/0287.cpp) |[python](./src/0287-Find-the-Duplicate-Number/0287.py)|||Medium|
@@ -437,4 +439,4 @@ LeetCode
 |1103|[Distribute Candies to People](https://leetcode.com/problems/distribute-candies-to-people/) | c | [c++](./src/1103-Distribute-Candies-to-People/1103.cpp) |[python](./src/1103-Distribute-Candies-to-People/1103.py)|[go](./src/1103-Distribute-Candies-to-People/1103.go)||Easy|
 |1104|[Path In Zigzag Labelled Binary Tree](https://leetcode.com/problems/path-in-zigzag-labelled-binary-tree/) | c | [c++](./src/1104-Path-In-Zigzag-Labelled-Binary-Tree/1104.cpp) |[python](./src/1104-Path-In-Zigzag-Labelled-Binary-Tree/1104.py)|[go](./src/1104-Path-In-Zigzag-Labelled-Binary-Tree/1104.go)||Easy|
 |1105|[Filling Bookcase Shelves](https://leetcode.com/problems/filling-bookcase-shelves/) | c | [c++](./src/1105-Filling-Bookcase-Shelves/1105.cpp) |[python](./src/1105-Filling-Bookcase-Shelves/1105.py)|[go](./src/1105-Filling-Bookcase-Shelves/1105.go)||Medium|
-c
+|1106|[Parsing A Boolean Expression](https://leetcode.com/problems/parsing-a-boolean-expression/) | c | [c++](./src/1106-Parsing-A-Boolean-Expression/1106.cpp) |[python](./src/1106-Parsing-A-Boolean-Expression/1106.py)|[go](./src/1106-Parsing-A-Boolean-Expression/1106.go)||Hard|

src/0275-H-Index-II/0275.cpp

@@ -0,0 +1,16 @@
+class Solution 
+{
+public:
+    int hIndex(vector<int>& citations) 
+    {
+        int l = 0, n = citations.size(), r = n -1;
+        while (l < r)
+        {
+            int mid = (l + r + 1) >> 1;
+            if (citations[mid] <= n - mid) l = mid;
+            else r = mid - 1;
+        }
+        if (l < n and citations[l] < n - l) return n - l - 1;
+        return n - l;
+    }
+};

src/0275-H-Index-II/0275.go

@@ -0,0 +1,15 @@
+func hIndex(citations []int) int {
+    l, n, r := 0, len(citations), len(citations) - 1
+    for l < r {
+        mid := (l + r + 1) / 2
+        if citations[mid] <= n - mid {
+            l = mid
+        } else {
+            r = mid - 1
+        }
+    }
+    if l < n && citations[l] < n - l {
+        return n - l - 1
+    }
+    return n - l
+}

src/0275-H-Index-II/0275.py

@@ -0,0 +1,12 @@
+class Solution:
+    def hIndex(self, citations: List[int]) -> int:
+        l, n, r = 0, len(citations), len(citations)-1
+        while l < r:
+            mid = (l + r + 1) >> 1
+            if citations[mid] <= n - mid:
+                l = mid
+            else:
+                r = mid - 1
+        if l < n and n - l > citations[l]:
+            return n - l - 1
+        return n - l