# 2. Representing and Manipulating Information

- [2.55 Compile and Run](https://valineliu.gitbook.io/deuterium-wiki/reading/cs-jing-dian-shu-ji/csapp-3e-homework-solution/2.-representing-and-manipulating-information/2.55-compile-and-run.md): ★
- [2.56 Another Try](https://valineliu.gitbook.io/deuterium-wiki/reading/cs-jing-dian-shu-ji/csapp-3e-homework-solution/2.-representing-and-manipulating-information/2.56-another-try.md): ★
- [2.57 More show Procedures](https://valineliu.gitbook.io/deuterium-wiki/reading/cs-jing-dian-shu-ji/csapp-3e-homework-solution/2.-representing-and-manipulating-information/2.57-more-show-procedures.md): ★
- [2.58 Check Little-Endian](https://valineliu.gitbook.io/deuterium-wiki/reading/cs-jing-dian-shu-ji/csapp-3e-homework-solution/2.-representing-and-manipulating-information/2.58-check-little-endian.md): ★★
- [2.59 Bit Expressions](https://valineliu.gitbook.io/deuterium-wiki/reading/cs-jing-dian-shu-ji/csapp-3e-homework-solution/2.-representing-and-manipulating-information/2.59-bit-expressions.md): ★★
- [2.60 Replace Byte](https://valineliu.gitbook.io/deuterium-wiki/reading/cs-jing-dian-shu-ji/csapp-3e-homework-solution/2.-representing-and-manipulating-information/2.60-replace-byte.md): ★★
- [2.61 More Bit Expressions](https://valineliu.gitbook.io/deuterium-wiki/reading/cs-jing-dian-shu-ji/csapp-3e-homework-solution/2.-representing-and-manipulating-information/2.61-more-bit-expressions.md): ★★
- [2.62 Check Arithmetic Right Shift](https://valineliu.gitbook.io/deuterium-wiki/reading/cs-jing-dian-shu-ji/csapp-3e-homework-solution/2.-representing-and-manipulating-information/2.62-check-arithmetic-right-shift.md): ★★★
- [2.63 Logic & Arithmetic Right Shift](https://valineliu.gitbook.io/deuterium-wiki/reading/cs-jing-dian-shu-ji/csapp-3e-homework-solution/2.-representing-and-manipulating-information/2.63-logic-and-arithmetic-right-shift.md): ★★★
- [2.64 Any Odd One](https://valineliu.gitbook.io/deuterium-wiki/reading/cs-jing-dian-shu-ji/csapp-3e-homework-solution/2.-representing-and-manipulating-information/2.64-any-odd-one.md): ★
- [2.65 Odd Ones](https://valineliu.gitbook.io/deuterium-wiki/reading/cs-jing-dian-shu-ji/csapp-3e-homework-solution/2.-representing-and-manipulating-information/2.65-odd-ones.md): ★★★★
- [2.66 Leftmost One](https://valineliu.gitbook.io/deuterium-wiki/reading/cs-jing-dian-shu-ji/csapp-3e-homework-solution/2.-representing-and-manipulating-information/2.66-leftmost-one.md): ★★★
- [2.67 Int Size is 32](https://valineliu.gitbook.io/deuterium-wiki/reading/cs-jing-dian-shu-ji/csapp-3e-homework-solution/2.-representing-and-manipulating-information/2.67-int-size-is-32.md): ★★
- [2.68 Lower One Mask](https://valineliu.gitbook.io/deuterium-wiki/reading/cs-jing-dian-shu-ji/csapp-3e-homework-solution/2.-representing-and-manipulating-information/2.68-lower-one-mask.md): ★★
- [2.69 Rotate Left](https://valineliu.gitbook.io/deuterium-wiki/reading/cs-jing-dian-shu-ji/csapp-3e-homework-solution/2.-representing-and-manipulating-information/2.69-rotate-left.md): ★★★
- [2.70 Fits Bits](https://valineliu.gitbook.io/deuterium-wiki/reading/cs-jing-dian-shu-ji/csapp-3e-homework-solution/2.-representing-and-manipulating-information/2.70-fits-bits.md): ★★
- [2.71 Xbyte](https://valineliu.gitbook.io/deuterium-wiki/reading/cs-jing-dian-shu-ji/csapp-3e-homework-solution/2.-representing-and-manipulating-information/2.71-xbyte.md): ★
- [2.72 Copy Int](https://valineliu.gitbook.io/deuterium-wiki/reading/cs-jing-dian-shu-ji/csapp-3e-homework-solution/2.-representing-and-manipulating-information/2.72-copy-int.md): ★★
- [2.73 Saturating Add](https://valineliu.gitbook.io/deuterium-wiki/reading/cs-jing-dian-shu-ji/csapp-3e-homework-solution/2.-representing-and-manipulating-information/2.73-saturating-add.md): ★★
- [2.74 Sub OK](https://valineliu.gitbook.io/deuterium-wiki/reading/cs-jing-dian-shu-ji/csapp-3e-homework-solution/2.-representing-and-manipulating-information/2.74-sub-ok.md): ★★
- [2.75 Unsigned High Prod](https://valineliu.gitbook.io/deuterium-wiki/reading/cs-jing-dian-shu-ji/csapp-3e-homework-solution/2.-representing-and-manipulating-information/2.75-unsigned-high-prod.md): ★★★
- [2.76 calloc](https://valineliu.gitbook.io/deuterium-wiki/reading/cs-jing-dian-shu-ji/csapp-3e-homework-solution/2.-representing-and-manipulating-information/2.76-calloc.md): ★
- [2.77 Multiple By Shifts](https://valineliu.gitbook.io/deuterium-wiki/reading/cs-jing-dian-shu-ji/csapp-3e-homework-solution/2.-representing-and-manipulating-information/2.77-multiple-by-shifts.md): ★★
- [2.78 Divide Power 2](https://valineliu.gitbook.io/deuterium-wiki/reading/cs-jing-dian-shu-ji/csapp-3e-homework-solution/2.-representing-and-manipulating-information/2.78-divide-power-2.md): ★★
- [2.79 Mul3div4](https://valineliu.gitbook.io/deuterium-wiki/reading/cs-jing-dian-shu-ji/csapp-3e-homework-solution/2.-representing-and-manipulating-information/2.79-mul3div4.md): ★★
- [2.80 Three Fourths](https://valineliu.gitbook.io/deuterium-wiki/reading/cs-jing-dian-shu-ji/csapp-3e-homework-solution/2.-representing-and-manipulating-information/2.80-three-fourths.md): ★★★
- [2.81 Generate Bits](https://valineliu.gitbook.io/deuterium-wiki/reading/cs-jing-dian-shu-ji/csapp-3e-homework-solution/2.-representing-and-manipulating-information/2.81-generate-bits.md): ★★
- [2.82 Signed and Unsigned](https://valineliu.gitbook.io/deuterium-wiki/reading/cs-jing-dian-shu-ji/csapp-3e-homework-solution/2.-representing-and-manipulating-information/2.82-signed-and-unsigned.md): ★
- [2.83 Binary Floating Value](https://valineliu.gitbook.io/deuterium-wiki/reading/cs-jing-dian-shu-ji/csapp-3e-homework-solution/2.-representing-and-manipulating-information/2.83-binary-floating-value.md): ★★
- [2.84 Float Le](https://valineliu.gitbook.io/deuterium-wiki/reading/cs-jing-dian-shu-ji/csapp-3e-homework-solution/2.-representing-and-manipulating-information/2.84-float-le.md): ★★
- [2.85 Floating Point I](https://valineliu.gitbook.io/deuterium-wiki/reading/cs-jing-dian-shu-ji/csapp-3e-homework-solution/2.-representing-and-manipulating-information/2.85-floating-point.md): ★
- [2.86 Extend Precision](https://valineliu.gitbook.io/deuterium-wiki/reading/cs-jing-dian-shu-ji/csapp-3e-homework-solution/2.-representing-and-manipulating-information/2.86-extend-precision.md): ★
- [2.87 Floating-Point II](https://valineliu.gitbook.io/deuterium-wiki/reading/cs-jing-dian-shu-ji/csapp-3e-homework-solution/2.-representing-and-manipulating-information/2.87-floating-point-ii.md): ★
- [2.88 Floating-Point III](https://valineliu.gitbook.io/deuterium-wiki/reading/cs-jing-dian-shu-ji/csapp-3e-homework-solution/2.-representing-and-manipulating-information/2.88-floating-point-iii.md): ★★
- [2.89 Floating-Point IV](https://valineliu.gitbook.io/deuterium-wiki/reading/cs-jing-dian-shu-ji/csapp-3e-homework-solution/2.-representing-and-manipulating-information/2.89-floating-point-iv.md): ★
- [2.90 fpwr2](https://valineliu.gitbook.io/deuterium-wiki/reading/cs-jing-dian-shu-ji/csapp-3e-homework-solution/2.-representing-and-manipulating-information/2.90-fpwr2.md): ★
- [2.91 π](https://valineliu.gitbook.io/deuterium-wiki/reading/cs-jing-dian-shu-ji/csapp-3e-homework-solution/2.-representing-and-manipulating-information/2.91-p.md): ★
- [2.92 Float Negate](https://valineliu.gitbook.io/deuterium-wiki/reading/cs-jing-dian-shu-ji/csapp-3e-homework-solution/2.-representing-and-manipulating-information/2.92-float-negate.md): ★★
- [2.93 Float Absval](https://valineliu.gitbook.io/deuterium-wiki/reading/cs-jing-dian-shu-ji/csapp-3e-homework-solution/2.-representing-and-manipulating-information/2.93-float-absval.md): ★★
- [2.94 Float Twice](https://valineliu.gitbook.io/deuterium-wiki/reading/cs-jing-dian-shu-ji/csapp-3e-homework-solution/2.-representing-and-manipulating-information/2.94-float-twice.md): ★★★
- [2.95 Float Half](https://valineliu.gitbook.io/deuterium-wiki/reading/cs-jing-dian-shu-ji/csapp-3e-homework-solution/2.-representing-and-manipulating-information/2.95-float-half.md): ★★★
- [2.96 Float f2i](https://valineliu.gitbook.io/deuterium-wiki/reading/cs-jing-dian-shu-ji/csapp-3e-homework-solution/2.-representing-and-manipulating-information/2.96-float-f2i.md): ★★★★
- [2.97 Float i2f](https://valineliu.gitbook.io/deuterium-wiki/reading/cs-jing-dian-shu-ji/csapp-3e-homework-solution/2.-representing-and-manipulating-information/2.97-float-i2f.md): ★★★★


---

# Agent Instructions: Querying This Documentation

If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://valineliu.gitbook.io/deuterium-wiki/reading/cs-jing-dian-shu-ji/csapp-3e-homework-solution/2.-representing-and-manipulating-information.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.