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  1. public class Main
  2. {
  3. 	public static void main(String[] args) {
  4.         System.out.println(hitungNomorBit(13, 0));
  5.         System.out.println(hitungNomorBit(13, 1));
  6.         System.out.println(hitungNomorBit(13, 2));
  7. 	}
  8.  
  9. 	public static Integer hitungNomorBit(int angka, int nomorBit) {
  10.         int zero_counter = 0;
  11.         int one_counter = 0;
  12.         int temp = 0;
  13.  
  14.         while(angka > 0) {
  15.             temp = angka % 2;
  16.  
  17.             if(temp == 0) {
  18.                 zero_counter++;
  19.             } else if (temp == 1) {
  20.                 one_counter++;
  21.             }
  22.  
  23.             angka = angka / 2;
  24.         }
  25.  
  26.         // Angka biner tidak perlu ditampilkan maka langsung ke penghitungan nomorBit. 
  27.  
  28.         if(nomorBit == 0) {
  29.             return zero_counter;
  30.         } else if(nomorBit == 1) {
  31.             return one_counter;
  32.         }
  33.         return null;
  34. 	}   
  35. }
  36.  
Success #stdin #stdout 0.11s 54700KB
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https://ideone.com/M0beM7
language:
Java (HotSpot 12)
created:
6 days ago
visibility:
public

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