Please help how to fix this code? here's my code #include #include int checkIfFileExists(const char *filename); int main(void) { char a[100]; printf("Enter File Name:\n"); scanf("%s",a);...

Please help how to fix this code?

here's my code

#include

#include

int checkIfFileExists(const char *filename);

int main(void)
{
char a[100];
printf("Enter File Name:\n");
scanf("%s",a);
if(checkIfFileExists(a))
{
printf("The file has been opened Successfully.\n") ;

}
else
{
printf("The file cant be open. File does not exists.\n" ) ;
}

}

int checkIfFileExists(const char* filename){
struct stat buffer;
int exist = stat(filename,&buffer);
if(exist == 0)
return 1;
else

return 0;
}

OUTPUT

Write C statements which tests to see if file has opened the data file successfully. If not, print an error message and exit the program.