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P5657 格雷码

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Baoshuo Ren 2020-11-18 21:51:09 +08:00 committed by Baoshuo Ren
parent dc8ef4784b
commit 823693a42b
Signed by: baoshuo
GPG Key ID: 70F90A673FB1AB68
1 changed files with 19 additions and 0 deletions
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problem/P5657/P5657.cpp Normal file
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#include <bits/stdc++.h>
using namespace std;
int main() {
unsigned long long n, k;
cin >> n >> k;
while ((--n) + 1) {
if ((1ull << n) - 1 < k) {
printf("1");
k = (1ull << n) - k + (1ull << n) - 1;
}
else {
printf("0");
}
}
cout << endl;
return 0;
}