Created with over a decade of experience.
C++ fflush()
flushes any buffered data to the respective device
C++ fgetc()
reads the next character from given input stream
C++ fgets()
reads n number of characters from file stream
C++ fopen()
opens specified file
C++ fprintf()
write a formatted string to file stream
C++ fread()
reads specified no. of characters from stream
C++ freopen()
opens a new file with stream associated to another
C++ fscanf()
read data from file stream
C++ fseek()
sets file position indicator for given file stream
C++ fwrite()
writes specified number of characters to stream
C++ getc()
reads next character from input stream
C++ getchar()
reads next character from stdin
C++ gets()
reads line from stdin
C++ printf()
Write formatted string to stdout
C++ putchar()
writes a character to stdout
C++ puts()
writes string to stdout
C++ remove()
Deletes the specified file
C++ rename()
renames or moves specified file
C++ scanf()
Read data form stdin
C++ snprintf()
write formatted string to character string buffer
C++ sprintf()
Write a formatted string to buffer
C++ sscanf()
read data from string buffer
C++ tmpfile()
creates temporary file with auto-generated name