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  1. #include <bits/stdc++.h>
  2. using namespace std;
  3.  
  4. int clear_bits(int x, int i) {
  5. 	int mask = (1 << i) - 1;
  6. 	return x &= mask;
  7. }
  8.  
  9. int main() {
  10. 	cout << clear_bits(29, 4) << endl;
  11. 	return 0;
  12. }
Success #stdin #stdout 0.01s 5424KB
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13
https://ideone.com/0kmWm1
language:
C++14 (gcc 8.3)
created:
3 years ago
visibility:
public

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