// 统计一个数二进制中的1的个数 #include <stdio.h> int count(int a) { int count = 0; while (a) { count++; a = a & (a - 1); } return count; } int main() { printf("%d\n", count(10)); printf("%d\n", count(0)); printf("%d\n", count(-…
Given a binary array, find the maximum number of consecutive 1s in this array. Example 1: Input: [1,1,0,1,1,1] Output: 3 Explanation: The first two digits or the last three digits are consecutive 1s. The maximum number of consecutive 1s is 3. Note: T…