Task:
Function Description
Complete the getSecondLargest function in the editor below.
getSecondLargest has the following parameters:
- int nums[n]: an array of integers
Returns
- int: the second largest number in nums
Solution:
'use strict';
process.stdin.resume();
process.stdin.setEncoding('utf-8');
let inputString = '';
let currentLine = 0;
process.stdin.on('data', inputStdin => {
inputString += inputStdin;
});
process.stdin.on('end', _ => {
inputString = inputString.trim().split('\n').map(string => {
return string.trim();
});
main();
});
function readLine() {
return inputString[currentLine++];
}
/**
* Return the second largest number in the array.
* @param {Number[]} nums - An array of numbers.
* @return {Number} The second largest number in the array.
**/
function getSecondLargest(nums) {
// Complete the function
nums.sort(function(a,b){return b-a});
let uniquenums = [...new Set(nums)];
return uniquenums[1];
}
function main() {
const n = +(readLine());
const nums = readLine().split(' ').map(Number);
console.log(getSecondLargest(nums));
}