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Write a program to compute the following equation for values of time. y = 2x+3 The values of time are stored in the file program.dat and the solution should be displayed on the screen and stored in a file called program.out. Answer #include stdio.h #include stdlib.h void main() { char prompt; Date: 26th August 2012 Version 1.0 Function : ASCII file handling Modifications: none*/ /* Define I/O streams */ FILE *fptr,*fptw; float x,y; fptr = fopen("program.dat","r");
if (fptr == NULL) { /* Check for error */ printf("Cannot find the file program.dat\n\r"); exit(1); } fptw = fopen("program.out","w"); if (fptw == NULL) { /* Check for error */ printf("Cannot create a new file called program.out"); fclose(fptr); exit(1); } while (fscanf(fptr,"%f",&x) != EOF) { /* This repeats the read till fscanf returns back an End of file marker i.e No data left */ y = 2*x+3; printf("X = %f Y=%f\n\r",x,y); fprintf(fptw,"X = %f Y=%f\n\r",x,y); } printf("I have finished the computation\n\r"); fclose(fptr); fclose(fptw); printf("Press and key to exit \n\r"); scanf("\n%c",&prompt); } Original data can be entered using the application 'NOTEPAD', or 'Edit' likewise the output can be read by Notepad or any word processor set to text mode.
where to use tower of honoi?
The #define Directive The #define directive explains a macro which is a text string represented by a name. Whenever the pre-processor finds this name in the program, it is repl
A: A using declaration makes it possible to employ a name from a namespace without the scope operator.
store the name of the political parties and the corresponding votes in two lists of equal length. access the lists is provided by two methods, each of which creates an interator th
why is count function used in c''
Write a program called A1Q3, that reads it the radius of a circle as an integer and prints the circle's diameter, circumference and area. Use a constant value for pi. Do all calc
Aim: To implement a program to display a rectangle, circle and triangle. Code: class shape { public: vir
1. write a program named InputMethodDemo2 that eliminates the repetitive code in the InputMethod() in the InputMethodDemo program. Rewrite the program so the InputMethod()contains
Important Note: No course works, which have been submitted via hard copies or emails, will be accepted a short essay below edited in a document (word, other) files with
Program is to find the maximum from two numbers: Program is to find the maximum from two numbers entered by the user having pointer variable as parameter void main() {
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