Give a very good method to count the number of ones in a "n"
(e.g. 32) bit number.
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Answer / sujan
#define bit 32
using namespace std;
int bitConvert(int n)
int countBit(int a)
cout<<"Enter the no:";
cout<<"\n"<<"BitConversion of "<<n<< "is:";
cout<<"\n"<<"No. of bit:";
|Is This Answer Correct ?||4 Yes||1 No|
Answer / artyom
// It's still O(n), maybe there are better ways.
int countBit(int num)
int count = 0;
count += static_cast<int>(static_cast<bool>(mask &
num >>= 1;
|Is This Answer Correct ?||2 Yes||0 No|
Answer / manish kumar
for (c = 0; n; c++)
n &= n - 1;
Result: the value of c.
|Is This Answer Correct ?||1 Yes||0 No|
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