is there any way to scan the text inputed by user say his name
and then change the some alphabets in it to some other form

like suppose i entered the text


very hard

and the output shud be

7Ery h4rd

that means change every alphabet 'v' to '7'
,
make 'e' = 'E' (capital)

and

change every alphabet 'a' in = '4'.

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in c++.
thanks

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any help will be greatly appreciated