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adding the missing period

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Jidong Xiao
2023-09-12 13:27:22 -04:00
parent 233241d507
commit fd4ed700da
1 changed files with 1 additions and 1 deletions
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lectures/04_pointers/README.md
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@@ -65,7 +65,7 @@ and may cause your program to crash! (It won’t crash if the uninitialized valu
## 4.4 Operations on Pointers ## 4.4 Operations on Pointers
- The unary (single argument/operand) operator * in the expression *p is the “dereferencing operator”. It means - The unary (single argument/operand) operator * in the expression *p is the “dereferencing operator”. It means
“follow the pointer” *p can be either an l-value or an r-value, depending on which side of the = it appears on. “follow the pointer”. *p can be either an l-value or an r-value, depending on which side of the = it appears on.
- The unary operator & in the expression &x means “take the memory address of.” - The unary operator & in the expression &x means “take the memory address of.”
- Pointers can be assigned. This just copies memory addresses as though they were values (which they are). - Pointers can be assigned. This just copies memory addresses as though they were values (which they are).
Let’s work through the example below (and draw a picture!). What are the values of x and y at the end? Let’s work through the example below (and draw a picture!). What are the values of x and y at the end?