Difference between revisions of "Fall 2020: System Programming Lab"
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== '''Lab 4''' ( week of 7<sup>th</sup> & 14<sup>th</sup> September 2020 ) == | == '''Lab 4''' ( week of 7<sup>th</sup> & 14<sup>th</sup> September 2020 ) == | ||
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| + | |- | ||
| + | ! Q. NO. | ||
| + | ! Program | ||
| + | ! Lab Exercise No. | ||
| + | ! Remarks | ||
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| + | | style="width: 8%" | 1 | ||
| + | | style="width: 60%" | Write a Lex program to count the number of identifiers in a c file. | ||
| + | | style="width: 15%" | Lab Exercise No. 5 || | ||
| + | |- | ||
| + | | 2 || Write a Lex program to count the number of words ,characters ,blank spaces and lines in c file. || Lab Exercise No. 6 || | ||
| + | |} | ||
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| + | |||
| + | == '''Lab 4''' ( week of 21<sup>st</sup> September 2020 ) == | ||
{| class="wikitable" style="text-align: left; width: 100%"; | {| class="wikitable" style="text-align: left; width: 100%"; | ||
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Revision as of 22:53, 22 September 2020
Contents
Resources
- An introductory tutorial on Lex.
- LEX & YACC TUTORIAL by Tom Niemann [1]
- Lex Basics on javatpoint [2]
- Lex on Windows [3]
Lab 1: Getting Started ( week of 10th August 2020 )
| Q. NO. | Program | Lab Exercise No. | Remarks |
|---|---|---|---|
| 1 | Write a Lex Program to count number of words | Practice Set No. 1(1) | |
| 2 | Write a Lex program to count the number of lines and characters in the input file. | Lab Exercise No. 1 | |
| 3 | Write a Lex Program to count the number of lines, tabs and spaces used in the input. | Practice Set No. 1(2) | |
| 4 | Write a Lex Program to count the number of lines, words, small letters, capital letters, digits, special characters, and finally all characters. | Practice Set No. 1(3) |
Lab 2 ( week of 17th & 24th August 2020 )
| Q. NO. | Program | Lab Exercise No. | Remarks |
|---|---|---|---|
| 1 | Write a Lex program to count the number of vowels and consonants in a given string | Practice Set No. 2(1) | |
| 2 | Write a Lex program that implements the Caesar cipher. It replaces every letter with the one three letters after(right shift) in an alphabetical order, wrapping around at Z e.g a is replaced by d ,d by e ,and so on z by c. | Lab Exercise No. 2 | Read about Caesar Cipher from [4] |
Lab 3 ( week of 31st August 2020 )
| Q. NO. | Program | Lab Exercise No. | Remarks |
|---|---|---|---|
| 1 | Write a Lex program that finds the longest word (defined as a contiguous string of upper and lower case letters) in the input. | Lab Exercise No. 3 | |
| 2 | Write a Lex program that distinguishes keywords, integers, floats, identifiers, operators, and comments in any simple programming language. | Lab Exercise No. 4 |
Lab 4 ( week of 7th & 14th September 2020 )
| Q. NO. | Program | Lab Exercise No. | Remarks |
|---|---|---|---|
| 1 | Write a Lex program to count the number of identifiers in a c file. | Lab Exercise No. 5 | |
| 2 | Write a Lex program to count the number of words ,characters ,blank spaces and lines in c file. | Lab Exercise No. 6 |
Lab 4 ( week of 21st September 2020 )
| Q. NO. | Program | Lab Exercise No. | Remarks |
|---|---|---|---|
| 1 | Write a Lex program to count the number of identifiers in a c file. | Lab Exercise No. 5 | |
| 2 | Write a Lex program to count the number of words ,characters ,blank spaces and lines in c file. | Lab Exercise No. 6 |
