cppcodes/abcfile.cpp at master · jindalshivam09/cppcodes · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
#include<iostream>
#include<fstream>
using namespace std;
main()
{
    cout<<"enter name of the file : ";
	char name[10];
	cin>>name;

	fstream file;
	file.open(name,ios::out);
	char ch='a',CH='A';
	if(!file)
	cerr<<"error in opening file";

	//file.open(name,ios_base::in);
	for(int i=0;i<26;i++)
	file<<(ch++)<<" ";
	file<<endl;

	for(int i=0;i<26;i++)
	file<<CH++<<" ";
	file<<endl;

	ch='a';
	CH='A';

	for(int i=0;i<26;i++)
	{
		file<<ch++<<" :"<<ch+i<<" "<<CH++<<" :"<<ch-32+i;      //using rule that characters changed into integers sfter any mathematical operation
		file<<endl;
    }

    ios_base::iostate s=file.rdstate();
	if(s==ios_base::failbit)
	cout<<"failure";
	cin.sync();
	cin.get();


}