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//count set(1) bits in a integer
//count set(1) bits in a integer
public static int
coutSetBits
(int num)
{
int count=0;
while(num!=0)
{
count+=num&1;
num=num>>1;
}
return count;
}
public static int
coutSetBitsUsingBK_Algo
(int num)
{
int count=0;
while(num!=0)
{
num=num&(num-1);
count++;
}
return count;
}
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