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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.
1. The main program must be in a file called A4.cpp 2. The data must be read in from a data file. The user must enter the filename. A sample data file will be provided on Mood
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Objects as Function Arguments: In C program there are several methods to define arguments, and in some case even a structure can be approved as an argument. Similarly in C+
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THIS PROGRAM IS TO DISPLAY A STOCK CONTAINING ITEM CODE,ITEM NAME,PRICE AND ANOTHER STOCK WITH CODE & QUANTITY AND DISPLAY COMPLETE INFORMATION #include #include #include
What are the debugging methods you employ while came across a problem? A: Debugging with tools such as: 1. DBG, GDB ,Forte, Visual Studio. 2. Using tusc to trace
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