leetcode

Algorithm II: Day 19

2 files changed, 14 insertions(+), 0 deletions(-)

diff --git a/ Problems/0201.cpp b/ Problems/0201.cpp

@@ -0,0 +1,13 @@

class Solution {

public:

int rangeBitwiseAnd(int left, int right) {

int cnt = 0;

while(left != right)

{

cnt++;

left >>= 1;

right >>= 1;

}

return left << cnt;

}

};

diff --git a/ README.md b/ README.md

@@ -154,6 +154,7 @@ for solving problems. | 0198 | Medium | [House Robber](Problems/0198.cpp) | | 0199 | Medium | [Binary Tree Right Side View](Problems/0199.cpp) | | 0200 | Medium | [Number of Islands](Problems/0200.cpp) |

| 0201 | Medium | [Bitwise AND of Numbers Range](Problems/0201.cpp) |

| 0202 | Easy | [Happy Number](Problems/0202.cpp) | | 0203 | Easy | [Remove Linked List Elements](Problems/0203.cpp) | | 0205 | Easy | [Isomorphic Strings](Problems/0205.cpp) |