online compiler and debugger for c/c++

code. compile. run. debug. share.
Source Code   
Language
#include <stdio.h> #include <stdlib.h> void main() { FILE *fptr1, *fptr2; char ch, fname1[20], fname2[20]; printf("\n\n Copy a file in another name :\n"); printf("----------------------------------\n"); printf(" Input the source file name : "); scanf("%s",fname1); fptr1=fopen(fname1, "r"); if(fptr1==NULL) { printf(" File does not found or error in opening.!!"); exit(1); } printf(" Input the new file name : "); scanf("%s",fname2); fptr2=fopen(fname2, "w"); if(fptr2==NULL) { printf(" File does not found or error in opening.!!"); fclose(fptr1); exit(2); } while(1) { ch=fgetc(fptr1); if(ch==EOF) { break; } else { fputc(ch, fptr2); } } printf(" The file %s copied successfully in the file %s. \n\n",fname1,fname2); fclose(fptr1); fclose(fptr2); getchar(); }
test line 1 test line 2 test line 3 test line 4

Compiling Program...

Command line arguments:
Standard Input: Interactive Console Text
×

                

                

Program is not being debugged. Click "Debug" button to start program in debug mode.

#FunctionFile:Line
VariableValue
RegisterValue
ExpressionValue