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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.
how to use a pointer variable?
Write a C program to input your full forename and full surname. e.g James McCarren and display in one string your complete initial and surname i.e J McCarren . Your initial should
Write a program that does the following: Calculates the Velocity and Momentum of an object. The formula for the velocity is V=d/t and the formula Momentum is m=mass*velocity. Your
Operation on String - C ++ Program: Write a program to define operations on string in c++. class String { char *char_ptr; // pointer to string contents int le
#include stdio.h> #include conio.h> #include ctype.h> #include string.h> void main() { int i=0,j=0,length; char a[30]; cl
In this problem, you will write a program that implements two algorithms for performing exact inference given a Bayesian network, namely, enumeration and variable elimination. Your
write a simple c++ program to that use the value to add five number .your program should prompt the user to enter these five numbers one after the other
write a function named "fact"that takes one integer arguments,call them "num" and returns as ..............
how to create?
Q: But MFC appear to encourage the employ of catch-by-pointer; should I do the similar? A: Depends. If you're utilizing MFC and catching one of their exceptions, by all means, d
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