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387 B

2 years ago
#include<bits/stdc++.h>
using namespace std;
int quick(int a,int b)
{
int s = 1;
while (b > 0) {
if (b & 1) {//b=b>>1<><31>֤<EFBFBD><D6A4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><D2BB><EFBFBD>϶<EFBFBD><CFB6><EFBFBD>ִ<EFBFBD>и<EFBFBD>if<69>ж<EFBFBD>
s = s * a;
}
a = a * a;
cout<<"b="<<b<<endl;
cout<<"s="<<s<<endl;
cout<<endl;
b = b >> 1;
}
return s;
}
int main() {
printf("%d",quick(2,10));
return 0;
}