پست‌های روز 12 آوریل 2023

import java.util.*; public class Solution { public static void main(String[] args) { Scanner sc=new Scanner(System.in); int n=sc.nextInt(); int arr[]=new int[n]; for(int i=0;i<n;i++) arr[i]=sc.nextInt(); System.out.printf(myFun(arr)?"Yes":"No"); } public static boolean myFun(int[] arr) { int count = 0; for (int i = 1; i < arr.length; i++) { if (arr[i] < arr[i - 1]) { count++; if (count > 1) { return false; } if (i == 1 || arr[i] >= arr[i - 2]) { arr[i - 1] = arr[i]; } else { arr[i] = arr[i - 1]; } } } return true; } } #java