21 lines
201 B
C++
21 lines
201 B
C++
#include<bits/stdc++.h>
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using namespace std;
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int main() {
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int a,b,c,d,e,f;
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cin>>a>>b;
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c=a&b;
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d=a^b;
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while(c)
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{
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e=d;
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f=c<<1;
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c=e&f;
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d=e^f;
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}
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cout<<d;
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return 0;
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}
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