Rust NYC!

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Source code of this website

Resources

• Rust Lang book

Exercises

• exercism
• rustlings

Rust NYC curated exercises

File exercise!

Download this file: big.txt

1. Calculate number of bytes in file
2. Number of occurrences of the letter 'z' in file
3. Number of occurrences of all letters (case insensitive) in file

How does performance compare to this Python script version?

    file_ = open("big.txt")
    count = 0
    for line in file_:
        for char in line:
            count += 1
    print(count)