Description

Given an integer n, return the largest number that contains exactly n digits.

Example

For n = 2, the output should be largestNumber(n) = 99.

Input/Output

• [execution time limit] 4 seconds (js)

• [input] integer n

  A positive two-digit integer.

  Guaranteed constraints:
  1 \leq n \leq 9.

• [output] integer

  • The largest integer of length n.

[JavaScript (ES6)] Syntax Tips

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// Prints help message to the console
// Returns a string
function helloWorld(name) {
    console.log("This prints to the console when you Run Tests");
    return "Hello, " + name;
}