How would you fix this block of code? if(cities[i][j].charAt(0) == "s") System.out.println(cities [i][j]); } (K:1) Select one: O Replace the char quotes with " Othere is no error to fix O add curly braces
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- PROGRAM IN C++ Our BoardArray will store 5 entries maximum. Improve the following existing methods: bool add(entry* e) Improve the add method where you will return true if the entry has been successfully added (i.e. the entry is placed in the top 10), otherwise return false (i.e. if the entry did not make it to the top 10). bool remove(const char* person) Improve the remove method where you return true if an entry is successfully deleted (i.e. we have found an entry that matches the person), otherwise return false. Add the following additional methods: bool ban_country(const char* nation) Removes all the entries bearing the country equal to the given nation. Return true if at least one entry has been removed, otherwise return false. int country_wins(const char* nation) Returns the number of entries in the scoreboard who represents the given nation. int exemplary(int score) Returns how many entries in the scoreboard are greater than or equal to the given score. double…PROGRAM IN C++ Our BoardArray will store 5 entries maximum. Improve the following existing methods: bool add(entry* e) Improve the add method where you will return true if the entry has been successfully added (i.e. the entry is placed in the top 10), otherwise return false (i.e. if the entry did not make it to the top 10). bool remove(const char* person) Improve the remove method where you return true if an entry is successfully deleted (i.e. we have found an entry that matches the person), otherwise return false. Add the following additional methods: bool ban_country(const char* nation) Removes all the entries bearing the country equal to the given nation. Return true if at least one entry has been removed, otherwise return false. int country_wins(const char* nation) Returns the number of entries in the scoreboard who represents the given nation. int exemplary(int score) Returns how many entries in the scoreboard are greater than or equal to the given score. double…Consider the following code segment: int a[10]; We want to use the special for (range based for) that we studied in class to print all the elements of a. Which of these will work? a.) for(int i:a) cout<< a[i]; b.)More than one correct choices listed c.)No correct answer d.)for (int i:a[i])cout<< i; e.) for(int i:a) cout<< i;
- please help me public static void main(String args[]){ int[] x={1,4,88,9,13,77,4,18}; for(int i=0;i<x.length;i++){ for( int j=i+1;j<x.length;j++){ if(x[i]==x[j]){ System.out.println("duplicates exists is : "+x[i]); }}} System.out.println("no duplication"); } The above segment of code is searching the duplicated values inside an array, where the complexity is O(n). Suggest another solution for the above problem with less time complexity.Hi, could you sort this array using quicksort? Please show all steps. Thank you [6, 3, 9, 1, 8, 5, 7, 4, 2, 0]What is wrong with the following code? int *p;. //Line 1int *q;. //Line 2 p = new int [5];. //Line 3 *p = 2; //Line 4 for (int i = 1; i < 5; i++). //Line 5p[i] = p[i-1] + i;. //Line 6 q = p;. //Line 7 delete [] p; //Line 8 for (int j = 0; j < 5; j++) //Line 9 cout << q[j] << " "; //Line 10 cout << endl; //Line 11
- do counter = 55, 2, -1 , is a valid loop statement to find the reverse of an array of length 55. True or False?Write a method that shuffles the rows in a two-dimensional intarray using the following header:public static void shuffle(int[][] m)Write a test program that shuffles the following matrix:int[ ][ ] m = {{1, 2}, {3, 4}, {5, 6}, {7, 8}, {9, 10}};Consider the following code segment: for(int i = 0; i < 20; i++) Z [i] = i % 2; How many values of Z are 1?
- Print the following List in the reversed order using lambda / arrow operator. var array = new List <int>{ 8,2,2,24,5,7,5,3,2,10};Need help converting this C++ code to java. 1. Bubble Sort #include <bits/stdc++.h> using namespace std; void swap(int * xp, int * yp) { int temp = * xp; * xp = * yp * yp - temp;} void bubbleSort(int arr[], int n) { int i, j; for (i = 0; i < n - 1; i++) for (j - 0; j < n - i - 1; j++) if (arr[j] > arr[j + 1]) swap( & arr[j], & arr[j + 1]);}void printArray(int arr[], int size) { int i; for (i = 0; i < size; i++) cout << arr[i] << " "; cout << end1;} //Driver ClassLoaderint main(){ int arr[] = {1, 2, 3, 7, 5, 6, 4}; int n = sizeof(arr)/sizeof(arr[0]); bubbleSort(arr, n); cout <<"Sorted Array: \n"; printArray(arr, n); return 0;} 2. Inserted Sort #include <bits/stdc++.h>using namespace std;void insertionSort(int arr[], int n){ int i, key, j; { key = arr[i]; j = i-1; while (j >= 0 && arr[j]>key) { arr[j+1]=arr[j]; j=j-1;…Given a sorted array of n integers that has been rotated an unknownnumber of times, write code to find an element in the array. You may assume that the array wasoriginally sorted in increasing order.EXAMPLElnput:find5in{15, 16, 19, 20, 25, 1, 3, 4, 5, 7, 10, 14}Output: 8 (the index of 5 in the array Given a sorted array of n integers that has been rotated an unknownnumber of times, write code to find an element in the array. You may assume that the array wasoriginally sorted in increasing order.EXAMPLElnput:find5in{15, 16, 19, 20, 25, 1, 3, 4, 5, 7, 10, 14}Output: 8 (the index of 5 in the array