Rust Closures and Higher-Order Functions Exercises with Solutions and Explanations

Rust Closures and Higher-Order Functions Exercises [15 exercises with solution and Explanation]

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1. Write a Rust function that takes a closure as an argument and applies it to a given number.

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2. Write a Rust function that takes a closure and two numbers, and returns the result of applying the closure to the two numbers.

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3. Write a Rust function that iterates over a vector of integers and applies a closure to each element, modifying the original vector.

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4. Write a Rust higher-order function that takes a closure and a vector of integers, filters the integers based on the closure predicate, and returns a new vector.

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5. Write a Rust function that takes a closure and a starting value, applies the closure iteratively, and returns the final result.

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6. Write a Rust function that takes a closure and a vector of strings, applies the closure to each string, and returns a new vector of modified strings.

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7. Write a Rust program that creates a higher-order function that takes a closure and a range of numbers, and applies the closure to each number in the range, returning a new vector of results.

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8. Write a Rust function that takes a closure and a slice of integers, applies the closure to each element, and returns the sum of the results.

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9. Write a Rust function that takes a closure and two strings, concatenates the strings, and applies the closure to the concatenated string.

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10. Write a Rust higher-order function that takes a closure and a vector of booleans, applies the closure to each boolean, and returns the logical AND of all results.

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11. Write a Rust function that takes a closure and a vector of floats, applies the closure to each float, and returns the maximum result.

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12. Write a Rust function that takes a closure and a vector of characters. Apply the closure to each character, and returns a new vector of modified characters.

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13. Write a higher-order Rust function that takes a closure and a vector of tuples, applies the closure to each tuple element-wise, and returns a new vector of tuples.

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14. Write a Rust function that takes a closure and a vector of values, applies the closure to each Some value, and returns a new vector of modified Option values.

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15. Write a Rust function that takes a closure and a vector of arrays, applies the closure to each array element-wise, and returns a new vector of arrays.

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