Question

File Edit Insert Format Arrange View Share Window Help Untitled 13-Edited View Zoom Insert Table Chart Text Shape Media Comment Write a regular expression for numeric constants in C. These are octal, decimal, or hexadecimal integers, or decimal or hexadecimal floating-point values An octal integer begins with 0, and may contain only the digits 0-7. A hexadecimal integer begins with 0x or OX, and may contain the digits 0-9 and a/A-1/F. A decimal floating-point value has a fractional portion (beginning with a dot) or an exponent (beginning with E or e). Unlike a decimal integer it is allowed to start with 0. A hexadecilnal floating-point value has an optional fractional portion and a mandatory exponent (beginning with P or p). In either decimal or hexadecimal, there may be digits to the left of the dot, the right of the dot, or both, and the exponent itself is given in decimal, with an optional leading+ or - sign. An integer may end with an optional U or u (indicating "unsigned), and/or L or I (indicating Tong) or LL or II (indicating "long long. A floating-point value may end with an optional F or t (indicating "fioat-single precision) or L or I (indicating "long"- double precision). esc go FS

Answer 1

Oeal (a) 공 ka asui at lease one ocmvame Hexa deu mal ;nkaγ it we assume ^ namLơ wn't of Deem

0 -9 if dot hen D/미니시Ljaj ? (b) [D-91" 니미니시ulu

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