10. Given the following declarations and assignments, write the one line of C4+ code that could be used to perform each of the following tasks. Do not re-declare any variables in your answer. double...

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Extracted text: 10. Given the following declarations and assignments, write the one line of C4+ code that could be used to perform each of the following tasks. Do not re-declare any variables in your answer. double num; int points [) = (5, 8, 4, 9, 6); int x pointa; char name - neu char [50]; (a) Allocate memory for a double, and store its address in num. (b) Decrement the value pointed to by num by 1. (c) Print out the address where the first element of array points is stored. (d) Print out the third integer pointed to by x (i.e., the 4) using the address in x. You may not use brackets in your answer. (e) Delete all of the characters pointed to by name.