Merge pull request MisterBooo#26 from luzhzhsoft/master

MisterBooo · web-flow · commit 435bd73277da · 2019-05-30T08:56:19.000+08:00
fixed 201 problem  -1 can not shift bug
diff --git a/notes/LeetCode第201号问题：数字范围按位与.md b/notes/LeetCode第201号问题：数字范围按位与.md
@@ -48,7 +48,7 @@
 class Solution {
 public:
     int rangeBitwiseAnd(int m, int n) {
-        int d = INT_MAX;
+        unsigned int d = INT_MAX;
         while ((m & d) != (n & d)) {
             d <<= 1;
         }
diff --git a/notes/LeetCode第268号问题：缺失数字.md b/notes/LeetCode第268号问题：缺失数字.md
@@ -40,8 +40,9 @@
 class Solution {
     public int missingNumber(int[] nums) {
         int res = 0;
+        int i = 0;
         //注意数组越界情况
-        for (int i = 0; i < nums.length;i++){
+        for (; i < nums.length;i++){
             // i 表示完整数组中的数字，与原数组中的数字 nums[i] 进行异或，再与保存的结果异或
             res = res^i^nums[i];
         }

Original file line number	Diff line number	Diff line change
`@@ -48,7 +48,7 @@`
`48`	`48`	`class Solution {`
`49`	`49`	`public:`
`50`	`50`	`int rangeBitwiseAnd(int m, int n) {`
`51`		`- int d = INT_MAX;`
	`51`	`+ unsigned int d = INT_MAX;`
`52`	`52`	`while ((m & d) != (n & d)) {`
`53`	`53`	`d <<= 1;`
`54`	`54`	`}`