What is the size of following following structure? struct S { char a; double b; char *c; char d[20]; int e; char f; short *g; short h; float *i; } my_struct; ___________________ Rearrange the above structure to preserve the memory. What is the optimal size of the new structure?
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What is the size of following following structure?
struct S {
char a;
double b;
char *c;
char d[20];
int e;
char f;
short *g;
short h;
float *i;
} my_struct;
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- typedef _people { int age; char name[ 32 ] ; } People_T ; People_T data [ 3 ]; Using string lib function, Assign 30 and Cathy to the first cell, Assign 40 and John to the second cell and Assign 50 and Tom to the third cell People_T *ptr ; Declare a pointer pointing to the structure data and print the age and name using the pointer. your output can be : 30 Cathy 40 John 50 Tomtypedef char string[50]; struct a Tag { int a; }; // 1. indicate the data type returned by function Exam() Exam(struct a Tag *ptr) { float b; double C[ 10 ]; string s; } // Access the members of the structure variable indirectly via ptr // You are REQUIRED to use the structure pointer operator; see comments numbered 2 to 5. // 2. input the value of member a scanf("%d", ); // 3. assign 3.1416 as the value of member b = 3.1416; // 4. print the value of the last element of array C. printf("%lf\n", |); // 5. copy "Hello" into string s strcpy( return ptr; , "Hello");Huffman code // C program for Huffman Coding #include<stdio.h> #include<stdlib.h> #define MAX_TREE_HT 100 struct MinHeapNode { char data; unsigned freq; struct MinHeapNode *left, *right; }; struct MinHeap { unsigned size; unsigned capacity; struct MinHeapNode** array; }; struct MinHeapNode* newNode(char data, unsigned freq) { struct MinHeapNode* temp = (struct MinHeapNode*)malloc (sizeof(struct MinHeapNode)); temp->left = temp->right = NULL; temp->data = data; temp->freq = freq; return temp; } struct MinHeap* createMinHeap(unsigned capacity) { struct MinHeap* minHeap = (struct MinHeap*)malloc(sizeof(struct MinHeap)); minHeap->size = 0; minHeap->capacity = capacity; minHeap->array = (struct MinHeapNode**)malloc(minHeap-> capacity * sizeof(struct MinHeapNode*)); return minHeap; } void swapMinHeapNode(struct MinHeapNode** a, struct MinHeapNode** b) { struct MinHeapNode* t = *a; *a = *b;…
- /* Movie List Example --Showing how to use vectors and structures */ #include <iostream> #include <iomanip> #include <string> #include <vector> using namespace std; // define a struct for a Movie object struct Movie // It is common for the struct name to be capitalized { string title = ""; // First member of structure - and initialized int year = 0; // Second member of structure - and initialized }; int main() { cout << "The Movie List program\n\n" << "Enter a movie...\n\n"; // get vector of Movie objects vector<Movie> movie_list; char another = 'y'; while (tolower(another) == 'y') { Movie movie; // make temporary new (initialized) Movie object cout << "Title: "; getline(cin, movie.title); cout << "Year: "; cin >> movie.year; movie_list.push_back(movie);…Effects on Size and PaddingA flexible array member is treated as having no size when calculating the size of a structure, though paddingbetween that member and the previous member of the structure may still exist:/* Prints "8,8" on my machine, so there is no padding. */printf("%zu,%zu\n", sizeof(size_t), sizeof(struct ex1));/* Also prints "8,8" on my machine, so there is no padding in the ex2 structure itself. */printf("%zu,%zu\n", sizeof(struct ex2_header), sizeof(struct ex2));/* Prints "5,8" on my machine, so there are 3 bytes of padding. */printf("%zu,%zu\n", sizeof(int) + sizeof(char), sizeof(struct ex3));The flexible array member is considered to have an incomplete array type, so its size cannot be calculated usingsizeof./* Movie List Example --Showing how to use vectors and structures */ #include <iostream> #include <iomanip> #include <string> #include <vector> using namespace std; // define a struct for a Movie object struct Movie // It is common for the struct name to be capitalized { string title = ""; // First member of structure - and initialized int year = 0; // Second member of structure - and initialized }; int main() { cout << "The Movie List program\n\n" << "Enter a movie...\n\n"; // get vector of Movie objects vector<Movie> movie_list; char another = 'y'; while (tolower(another) == 'y') { Movie movie; // make temporary new (initialized) Movie object cout << "Title: "; getline(cin, movie.title); cout << "Year: "; cin >> movie.year; movie_list.push_back(movie);…
- Typedef struct Complex { Double a; Double b; } COMP_t, *COMP; -write function which creates a complex number.The function allocates a complex number, initializes it with given values and returns its address.3. Assume you have the following structure definition: struct parts { string name; int num; float price; int qInStock; }; a. Write a program that declares an array of the parts structure, size 10, name of your choice, and includes the following: Write a void function to request user input into each of the component members of the parts structure array. Be sure to include proper user prompts. Assume the entire structure array is filled. Write the prototype and the function definition. Call the function from main.Write a void function to output the information in the parts structure array. Write the prototype and the function definition. Call the function from main.Write the definition of a pointer to a Rectangle structure. Assume the following structure declaration exists struct Rectangle { int length; int width; };
- C++ Write Family tree - Build a data structure to store information about father, mother and children. Note that a person can have children with more than one person.You will then need to write a function, which takes two person and tell their relationship. The output can be one of the following: father, mother, and grandfather/mother. · The C++ program should have 1. Structure 2. Function 3. Loop 4. Array5. Memory Layout Given the C struct definition below struct Simplestruct { int i; char c; double d; unsigned char a[11]; float f; }; struct Simplestruct ssp; Assume that int's are 4 bytes and have 4 byte alignment and that double has 8 byte alignment and float has 4 byte alignment. if calling printf("$x\n",ssp) yields CA028, what is the address of each field? You should express the answers in hexadecimal. &ssp->i = &ssp->c = &ssp->d = &ssp->a = &ssp->f =Declare a student structure that contains : Student's first and last nameStudent IDCreate the following functions: getStudentInfo(void) Declares a single student, uses printf()/scanf() to get inputReturns the single student backprintStudentInfo(student_t *st_ptr) Takes the pointer to a student (to avoid making a copy)Prints out all of the student informationDeclare an array of five studentsUsing a for loop and getStudentInfo() function, get input of all the studentsUsing a for loop and printStudentInfo() function, print all the output of all students.