as per C operator precedence
the value of k will be 9.
C Operator Precedence Table
This page lists C operators in order of precedence (highest to lowest). Their associativity indicates in what order operators of equal precedence in an expression are applied.
Operator | Description | Associativity |
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( ) [ ] . -> ++ -- | Parentheses (function call) (see Note 1) Brackets (array subscript) Member selection via object name Member selection via pointer Postfix increment/decrement (see Note 2) | left-to-right |
++ -- + - ! ~ (type) * & sizeof | Prefix increment/decrement Unary plus/minus Logical negation/bitwise complement Cast (convert value to temporary value of type) Dereference Address (of operand) Determine size in bytes on this implementation | right-to-left |
* / % | Multiplication/division/modulus | left-to-right |
+ - | Addition/subtraction | left-to-right |
<< >> | Bitwise shift left, Bitwise shift right | left-to-right |
< <= > >= | Relational less than/less than or equal to Relational greater than/greater than or equal to | left-to-right |
== != | Relational is equal to/is not equal to | left-to-right |
& | Bitwise AND | left-to-right |
^ | Bitwise exclusive OR | left-to-right |
| | Bitwise inclusive OR | left-to-right |
&& | Logical AND | left-to-right |
| | | Logical OR | left-to-right |
? : | Ternary conditional | right-to-left |
= += -= *= /= %= &= ^= |= <<= >>= | Assignment Addition/subtraction assignment Multiplication/division assignment Modulus/bitwise AND assignment Bitwise exclusive/inclusive OR assignment Bitwise shift left/right assignment | right-to-left |
, | Comma (separate expressions) | left-to-right |