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#include<iostream>
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using namespace std;
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//<2F><><EFBFBD>ܣ<EFBFBD><DCA3><EFBFBD>һ<EFBFBD><D2BB>ʮ<EFBFBD><CAAE><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ת<EFBFBD><D7AA>Ϊ<EFBFBD><CEAA><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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void bin2(int n) {
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int i,j=0;
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int a[1000];
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i=n;
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if(i==0) {
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cout<<"0"<<endl;
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}
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while(i) {
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a[j]=i%2;
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i/=2;
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j++;
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}
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for(i=j-1; i>=0; i--)
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cout<<a[i];
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cout<<endl;
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}
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//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>1<EFBFBD>ĸ<EFBFBD><C4B8><EFBFBD>
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int CountBit(int x) {
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int ret=0;
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while(x) {
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//<2F><><EFBFBD><EFBFBD>ʮ<EFBFBD><CAAE><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϊ<EFBFBD><CEAA><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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cout<<"x= ";
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bin2(x);
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cout<<"x-1= ";
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bin2(x-1);
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cout<<"x&(x-1)= ";
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bin2(x&(x-1));
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cout<<endl;
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ret++;
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x=x&(x-1);
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}
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return ret;
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}
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int main() {
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//<2F>ж<EFBFBD><D0B6>ٸ<EFBFBD>1<EFBFBD><31>
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cout<<CountBit(63)<<endl;
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return 0;
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}
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