What is the output from the code snippet below when the input file test.txt is the single line "Who am I? 24601!" ifstream in_file; char ch; in_file.open("test.txt"); while (in_file.get(ch)) { } if (isdigit(ch)) { } cout <<< ch; Whoaml?24601! Who am I?! 24601 ?24601!
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- What would be the content of out.txt after executing the following code? int main() { ofstream file("out.txt"); double num = 3.1415; file << fixed; file << num << endl; file << setprecision(3); file << num << endl; file << setprecision(2); file << num << endl; file << setprecision(1); file << num << endl; return 0;} Group of answer choices 3.14153.143.13 3.14153.1423.143.1 3.1415003.1423.143.1 3.1415003.14153.1423.14What would be the printout of the following code if the same file.txt was used as above? int main() { fstream file("file.txt", ios::in); char ch; file.get(ch); while (!file.eof()) { cout << ch << " "; file.get(ch); } file.close(); return 0;} Group of answer choices I have a dream. I h a v e a d r e a m . Ihaveadream. I have a dream.I have a dream.What would be the printout of the following code if the same file.txt was used as above? int main() { fstream file("file.txt", ios::in); string line; while (!file.eof()) { getline(file, line); cout << line << endl; } file.close(); return 0;} Group of answer choices I have a dream. I Ihaveadream. I have a dream.I have a dream.
- Here is the code I've tried. Although I used the full path to the file and the file is located in the same directory as my program executable, when I run it is doesn't read the text file #include <iostream>#include <fstream>#include <sstream>#include <iomanip> using namespace std; void loadArrays(string product[], int quantity[], float cost[], int& counter) {ifstream file; //ifstream functionstring inLine, prod, qty, cst; //variables to hold read line temporarily //open input filefile.open("C:\\Users\\Honeypie\\source\\repos\\Project4\\inventory.txt", ios::in); while (getline(file, inLine)) { //read first lineistringstream ss(inLine); //split the line using a delimeter//you may change this delimeter according to your input filegetline(ss, prod, '|');getline(ss, qty, '|');getline(ss, cst, '|'); if (prod != "Product Code") { //if statement that will ignore the column headersproduct[counter] = prod; //insert product code to product arrayquantity[counter] =…Write a program that prompts the user to enter afile name and displays the occurrences of each letter in the file. Letters are caseinsensitive. Here is a sample run:Enter a filename: Lincoln.txt ↵EnterNumber of As: 56Number of Bs: 134...Number of Zs: 9What will be the content of 'file.c' after executing the following program? #include<stdio.h> int main() { FILE *fp1, *fp2; fp1=fopen("file.c", "w"); fp2=fopen("file.c", "w"); fputc('A', fp1); fputc('B', fp2); fclose(fp1); fclose(fp2); return 0; }
- You are provided with buggy code that reads in a file of positive integers and prints itscorresponding Catalan number, using dynamic programming. For a positive integer ?, theCatalan number is given by:?? =(2?)!(?+1)!?!Fix all the bugs found.The program should read in the data from catalan.csv:For each ? in the data file, the program should display the following output:Input: 12Output: catalan(12) = 208012Apply the constraint 0 ≤ ? ≤ 30. Catalan: // n 12 30 13 7 26 18 29 10 4 19Please help how to fix this code? here's my code #include<stdio.h> #include<sys/stat.h> int checkIfFileExists(const char *filename); int main(void){char a[100];printf("Enter File Name:\n");scanf("%s",a);if(checkIfFileExists(a)){printf("The file has been opened Successfully.\n") ; }else{printf("The file cant be open. File does not exists.\n" ) ;} } int checkIfFileExists(const char* filename){struct stat buffer;int exist = stat(filename,&buffer);if(exist == 0)return 1;else return 0;} OUTPUT Write C statements which tests to see if file has opened the data file successfully. If not, print an error message and exit the program. NOTE:Your source code must display any of the given sample output below.It means your source code should be flexible enough to meet any of the given sample output.Your source code output must be identical to any of the given sample output.It means you have to strictly follow what are the displayed text, labels, casing of characters in the sample…The history teacher at your school needs help in grading a True/False test. The students’ IDs and test answers are stored in a file. The first entry in the file contains answers to the test in the form:TFFTFFTTTTFFTFTFTFTTEvery other entry in the file is the student ID, followed by a blank, followed by the student’s responses. For example, the entry:ABC54301 TFTFTFTT TFTFTFFTTFTindicates that the student ID is ABC54301 and the answer to question 1 is True, the answer to question 2 is False, and so on. This student did not answer question 9. The exam has 20 questions, and the class has more than 150 students. Each correct answer is awarded two points, each wrong answer gets one point deducted, and no answer gets zero points. Write a program that processes the test data. The output should be the student’s ID, followed by the answers, followed by the test score, followed by the test grade. Assume the following grade scale:90%–100%, A; 80%–89.99%, B; 70%–79.99%, C; 60%–69.99%, D; and…
- Given a file named testX.txt with one line containing 3 values: 4.5 Bahrain 99 and the following data definitions: int t1; double t3; string ts ; ifstream in.open("testX.txt") ; The C++ statement that correctly reads the 3 values from a file into the above defined variables is in >> t3 >> ts >> t1 ; in << t3 << ts >> t1 ; testX >> t3 >> ts >> t1 ; testX << t3 << ts >> t1 ;In Chapter 11, you created the most recent version of the MarshallsRevenue program, which prompts the user for customer data for scheduled mural painting. Now, save all the entered data to a file that is closed when data entry is complete and then reopened and read in, allowing the user to view lists of customer orders for mural types.The owner of Quick Breakfast Cafe (qbc), has provided a text file (see given qbc_menu_prices.txt) that contains menu items, separated by a space, the delimiter. Each record in the file contains the following two fields: Item Description and the Sale Price. Read the file and present the user with a Quick Breakfast Cafe Menu, which may look like this: Quick Breakfast Cafe --Menu-- [1] Coffee $2.20 [2] Tea $1.05 [3] Milk $1.5 [4] Donuts $2.85 [5] Bagel $3.25 [6] Logout Prompt the user for the item and quantity they wish to purchase, which may look like: Enter your selection [1 - 6]: 1 Enter the quantity you wish to purchase: 1 To simplify the program, a user can only purchase one item at a time. A receipt is printed after each transaction, which includes the item, qty and price, followed by the total price including an 8% tax. The receipt may look like: Quick Breakfast Cafe -- Sales Receipt -- Item Qty Cost Coffee 1 $2.20 Total Cost With %8 Sales Tax: 2.38 After each transaction, the…
