What is the output of the following code:#include using namespace std;int main(){int i = 2;int jint k = i++;cout <« "i = " « i << "j = " <

Here first we create a variable i that hold 2 int i=2; int j=++i; -> this will first increase…

Answered: What is the output of the following…

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

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What does the function f do? struct Point2D { double x; double y; struct Triangle { Point2D v1; Point2D v2; Point2D v3; }; void f(Triangle&t) { } int temp = 12.5; temp = t.v1.x; t.v1.x = t.v1.y; t.v1.y = temp; } int main () { Triangle mytri; mytri.v1.x = 1.0; mytri.v1.y = 22.5; f (mytri); Swaps values of x and y in vertex 1 of an argument of type Triangle Initializes value of x in vertex 1 of an argument of type Triangle Sets all x,y values in all vertices of an argument of type Triangle Swaps value of x in vertex 1 with value of x in vertex 2, for an argument of type
Find error in the code below. 12/10 should come as 1.2 but it's showing 1.
English (e what is the output of the following program? #include int test (int &, int); main () { int a=10, b=15; test (b, a); test (a,b); cout<
Find the output of the following code. #include using namespace std: void fun1(int&, int ); void fun2[int,int&); int main() { int c1=5, c2=4, c3=3; fun2(c1,c2): cout << c1 <« "" << c2 << "" << c3 << endl: fun2(c3, c1); cout << c1 <« "" << c2 << "" << c3 << endl: fun1(c3, c1): cout <« c3 << endl; return 0: void fun1(int& x, int y) { X-: y++; int a=10: cout<
in the following code there is * #include #include int man() { int B=25; int *p; //b memory location=1234; p=&b; cout>> b; gtch(); return 0; 2 error no error 3 error 4 error
#include <stdio.h>#include <string.h> struct user { char user_name[10]; char bank_name[10]; int account_num[4]; int card_number[14]; int pass[4]; int balance; int wallet_num[11];}; int num_acc;int withdrawal;int deposition;char transaction;int k;int number_of_papers;int choice4; void print_array(int arr[], int size){ for (int i = 0; i < size; i++) { printf("%d", arr[i]); } printf("\n");} void print_struct(char username[], char bankname[], int accountnum[], int size3, int cardnum[], int size4, int balance){ printf("Username is %s", username); printf("\nBankname is %s\n", bankname); printf("Account number is "); print_array(accountnum, size3); printf("Cardnumber is "); print_array(cardnum, size4); printf("Balance is %d\n", balance);} void scan_array(int arr[], int size){ for (int i = 0; i < size; i++) { scanf_s("%d", &arr[i]); } } int search_name_in_array(struct user user[], int size1, char…
Task: Remove all asterisks (*) in the codes and use typedef int* IntPtr instead, and make it run with the same output. Code: #include using namespace std; int main() { int *p1, *p2; p1 = new int; *p1 = 42; p2 = p1; cout << "*p1 == " << *p1 << endl; cout << "*p2 == " << *p2 << endl; *p2 = 53; cout << "*p1 == " << *p1 << endl; cout << "*p2 == " << *p2 << endl; p1 = new int; *p1 = 88; cout << "*p1 == " << *p1 << endl; cout << "*p2 == " << *p2 << endl; return 0; }
t) Write a one-liner JAVA function that takes a string s and an integer i as the parameters and removes the character at index i from the string s and returns the string. public static String deleteCharAt_i(String s, int i){ //write your one-line code here }
#include<stdio.h>#include<stdlib.h> int cent50=0;int cent20=0;int cent10=0;int cent05=0; void calculatechange(int* change){if(*change>0){if(*change>=50){*change-=50;cent50++;}else if(*change>=20){*change-=20;cent20++;}else if(*change>=10){*change-=10;cent10++;}else if(*change>=05){*change-=05;cent05++;}calculatechange(change);}}void printchange(){if(cent50)printf("\n50cents:%d coins",cent50);if(cent20)printf("\n20cents:%d coins",cent20);if(cent10)printf("\n10cents:%d coins",cent10);if(cent05)printf("\n05cents:%d coins",cent05);cent50=0;cent20=0;cent10=0;cent05=0;}void takechange(int* change){scanf("%d",change);getchar();}int main(){int change=0;int firstinput=0;while(1){if(!firstinput){printf("\nEnter the amount:");firstinput++;}else{printf("\n\nEnter the amount to continue or Enter -1 to…
using the given code: #include <iostream>using namespace std;int main(){int first = 16;int second = 8;if ((first / second == 2) || (second / first == 3)){second = 10;first = 20;}else if ((first % second == 2 || second % first == 1)){second = 15;first = 5;}else{first = -10;second = -20;}cout << first << " " << second << endl;return 0;} what is the output if a. first = 16 second = 5 b. first = 26 second = 8
?What is the output of the following code #include using namespace std; int fun(int a, int b = 1, int c=2) { retum (a +b + c); } int main() { cout << fun(12, ,2); retum 0; } Syntax error 3 14 15

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What is the output of the following code: #include using namespace std; int main(){ int i 2; int j = ++i; int k = i++; cout <« "i = " « i <« "j = " « j « " k = " « k « endl; cin.ignore(); return 0; }