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338. Counting Bits
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Decimal | Binary | Num of 1s | |
---|---|---|---|
0 | 0 | 0 | |
1 | 01 | 1 | |
2 | 10 | 1 | |
3 | 11 | 2 | |
4 | 100 | 1 | |
5 | 101 | 2 | |
6 | 110 | 2 | |
7 | 111 | 3 | |
8 | 1000 | 1 | |
9 | 1001 | 2 | |
10 | 1010 | 2 | |
11 | 1011 | 3 | |
12 | 1100 | 2 | |
13 | 1101 | 3 | |
14 | 1110 | 3 | |
15 | 1111 | 4 | |
16 | 10000 | 1 | |
17 | 10001 | 2 | |
18 | 10010 | 2 | |
19 | 10011 | 3 | |
20 | 10100 | 2 | |
21 | 10101 | 3 | |
22 | 10110 | 3 | |
23 | 10111 | 4 | |
24 | 11000 | 2 | |
25 | 11001 | 3 | |
26 | 11010 | 3 | |
27 | 11011 | 4 | |
28 | 11100 | 3 | |
29 | 11101 | 4 | |
30 | 11110 | 4 | |
31 | 11111 | 5 |
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