Rust Taskbook Level 9.4
Given a file. Read its text and find the most frequently occurring word in this text.
Given some array:
let arr = [1, 2, 3, 4, 5, 6, 7];
Find the array element whose value is closest to the array mean.
Given a string:
let txt: &str = "abcde abcde";
The variable stores the following symbols:
let del: &str = "abe";
Remove all the characters specified in the variable from the string. In our case, we should get the following:
"cd cd"
