How can we count the amount of double nbs and that of integer nbs in a specific txt file?!

Question

In c++

Answer 1

Brute force approach
isnum(fptr[I])

Answer 2

Yes
Steps
1. Open file using file operations
2. Read character until EOF (End Of File) is reached, using any loop
3. Compare every character and check if it's a number or not.
4. If it's a number store it into an array
5. Close file

Answer 3

‎ ‏‏‎Sreejith  okay thanks for your help :)

Answer 4

‎ ‏‏‎Sreejith  this code found in c++ programming ??