Century from year

Description


Given a year, return the century it is in. The first century spans from the year 1 up to and including the year 100, the second - from the year 101 up to and including the year 200, etc.

Example

For year = 1905, the output should be centuryFromYear(year) = 20; For year = 1700, the output should be centuryFromYear(year) = 17.

Input/Output

  • [execution time limit] 4 seconds (js)

  • [input] integer year

A positive integer, designating the year.

Guaranteed constraints: 1 ≤ year ≤ 2005.

  • [output] integer

The number of the century the year is in.

[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;
}

Solution


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function centuryFromYear(year) {
    return Math.floor(year/100) + ((year%100) ? 1 : 0)
}