Solution implemented - #88
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| bitIndex = bitIndex - 1; | ||
| StringBuilder stringBuilder = new StringBuilder(Integer.toBinaryString(value)); | ||
| stringBuilder = stringBuilder.reverse(); | ||
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| if (stringBuilder.length() > bitIndex) { | ||
| if (stringBuilder.charAt(bitIndex) == '1') { | ||
| stringBuilder.setCharAt(bitIndex, '0'); | ||
| } else { | ||
| stringBuilder.setCharAt(bitIndex, '1'); | ||
| } | ||
| } else { | ||
| while (stringBuilder.length() <= bitIndex - 1) { | ||
| stringBuilder.append('0'); | ||
| } | ||
| stringBuilder.append('1'); | ||
| } | ||
| return Integer.parseInt(stringBuilder.reverse().toString(), 2); |
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Now that you know how it works try to do that with ^ and << operators
dmytro-hryhoruk
approved these changes
Apr 1, 2020
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