= Sign bit
{wiki=Sign_bit}
The sign bit is a specific bit in a binary representation of a number that indicates whether the number is positive or negative. In most systems that use binary, the sign bit is typically the most significant bit (the leftmost bit) of the number. In a typical representation such as two's complement, which is commonly used for encoding signed integers, the sign bit has the following meanings: - If the sign bit is \`0\`, the number is non-negative (positive or zero).
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