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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.
P o i n t er s to Members: In C a pointer is created to locate the address of another variable for faster access. Consider the following example. int x, *p; p =
Default Arguments A default argument is a value that is automatically assigned to a formal variable, if the actual argument from the function call is omitted. e.g. void
how many types of class relationship
Question: (a) Explain a linked list. (b) Describe the three different types of linked list with the help of diagrams. (c) Give two advantages and two disadvantages
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create a program to populate the first array then the odd number is the second array and get the sum of the second array.
Many human diseases could be controlled by the knowledge of the gene’s structure and pattern. The human gene could be represented by four nucleotides. Each nucleotide is represente
2. a) Define a structure to store roll no, name and marks of a student. b) Using the structure of Q2. a), above write a ''C'' program to create a file "student.dat". There must be
I am working on a program that allows a player to play a game against the computer. In this game the player can only chose to draw 1, 2, or 3 toothpicks. How do I make restrictions
Project Description: LOOKING TO DEVELOP A ONLINE POKER Web Application. WEBSITE WILL BE DEVELOPED OVER THE NEXT 6 MONTHS Duration & WILL REQUIRE FULL SOFTWARE CODING OF WEB
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