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package ch19;
public class P80_1 {
public int hammingWeight(int n) {
// XOR 연산자를 사용해 해밍 가중치를 구한다.
int xor = n ^ 0;
// 정수형을 이진수로 표현했을 때 1비트의 개수를 구한다.
return Integer.bitCount(n);
}
}
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