set to -1 initially). Traverse the array, starting from the second item in the array, letliistore the largest item's index,sliistore the second largest one's. It can complete inO(n). Code: publicstaticintfindSe
In this tutorial, Java program to find the largest number in array. Here is simple algorithm to find larget element in the array. Initialize lrg with arr[0] i.e. first element in the array. If current element is greater than lrg, then set lrg to current element. 1 2 3 4 5 6 7 ...
}//priorityqueue是没有固定size的.privatevoidselectKmax1(intk) { PriorityQueue<Integer> pq =newPriorityQueue<Integer>();for(inti = 0; i < k; i++) {//前k个数入队pq.offer(n[i]); }for(inti = k; i < n.length; i++) {if(n[i] > pq.peek()) {//有大的就往里填数据pq.poll(...
public int findKthLargest(int[] nums, int k) { Arrays.sort(nums); return nums[nums.length - k]; } 解法二 我们没必要把所有数字正确排序,我们可以借鉴快排中分区的思想,这里不细讲了,大家可以去回顾一下快排。 随机选择一个分区点,左边都是大于分区点的数,右边都是小于分区点的数。左部分的个数记...
// Function to find the maximum even number in an arrayfunctionmax_even(arra){// Sort the array in descending orderarra.sort((x,y)=>y-x);// Loop through the arrayfor(vari=0;i<arra.length;i++){// Check if the current number is evenif(arra[i]%2==0)returnarra[i];// If eve...
Write a Java program to compute the product of the largest and smallest values in an array. Write a Java program to determine if the difference between the largest and smallest values is a prime number.Go to:Java Array Exercises Home ↩ Java Exercises Home ↩ PREV...
Input array, specified as a scalar, vector, matrix, or multidimensional array. Complex Number Support:Yes Tips To find the number of characters in a string or character vector, use thestrlengthfunction. lengthdoes not operate on tables. To examine the dimensions of a table, use theheight,widt...
In a given integer arraynums, there is always exactly one largest element. Find whether the largest element in the array is at least twice as much as every other number in the array. If it is, return theindexof the largest element, otherwise return -1. ...
How to Find the Position of the Largest Number in Excel Steps: Insert the following formula in cellG11to find the cell address of the maximum value, then press theEnterkey. =ADDRESS(MATCH(MAX(D5:D16),D5:D16,0),+4,4) D5:D16is the array or range of values of theUnitscolumn and...
In a given integer array nums, there is always exactly one largest element. Find whether the largest element in the array is at least twice as much as every other number in the array. If it is, return the index of the largest element, otherwise return -1. ...