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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.
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
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Question 1: (a) Describe the following objects and condition states: (i) ifstream and ofstream objects (ii) eof(), fail(), bad() and good() functions. (b) Write a C++ pr
There are 3 acceptable answers: "Never," "Rarely "and" When the problem domain cannot be accurately modelled any other way."
Ask question #Minimum 100Problem : Compiler Design - Limit the methods Rahul is a newbie to the programming and while learning the programming language he came to know the followi
A: No. (Excluding if you have an old compiler, you might have to force the new operator to throw an exception if it runs out of memory.) This turns out to be a real pain to alwa
Smugglers are becoming very smart day by day. Now they have developed a new technique of sending their messages from one smuggler to another. In their new technology, they are send
how do i print out invalid input?
Define the Relational Operator in c language? The Relational operators refer to the relationships that values can have with one another and they are used to compare two operand
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