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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 C++ program which does the following: 1. Asks the user to enter the following text "Four score and seven years ago there was a man named Joey Bagadonuts." 2. Save thi
What is Union? Intimately associated with the structure is the union which as well contains multiple members. Unlike a structure but the members of a union share the same stora
how to write the code for operation research
Develop a function to calculate sum of n even integers starting from a given even integer
#include stdio.h> #include conio.h> #include string.h> void del(char[],char *); main() { char str[30],ch,*pp; clrscr(); p
WHAT IS A C LANGUAGE? C IS A PROGRAMMING?
Write a program to find the area under the curve y = f(x) between x = a and x = b, integrate y = f(x) between the limits of a and b. The area under a curve between two points can b
Dereferencing the Pointer this Sometimes a member function requires to make a copy of the invoking instance so that it can change the copy without affecting the original instan
Question: (a) Write down the class 'ListNode' to contain the following:- (i) variable data of type Object (ii) variable next of type ListNode (iii)
What are control structures? - Control structures decide which instructions in program must be executed. - This implies that program flow may not necessarily move from one s
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