Programacion

Investigación
Las Librerías de C y las funciones que manejan.

* stdio.h
Input and Output: <stdio.h>
* FILE *fopen(const char *filename, const char *mode)
* FILE *freopen(constchar *filename, const char *mode, FILE *stream)
* int fflush(FILE *stream)
* int fclose(FILE *stream)
* int remove(const char *filename)
* int rename(const char *oldname, const char*newname)
* FILE *tmpfile(void)
* char *tmpnam(char s[L_tmpnam])
* int setvbuf(FILE *stream, char *buf, int mode, size_t size)
* void setbuf(FILE *stream, char *buf)
* int fprint(FILE*stream, const char *format, …)
* int sprintf(char *s, const char *format, …)
* vprintf(const char *format, va_list arg)
* vfprintf(FILE *stream, const char *format, va_list arg)
*vsprintf(char *s, const char *format, va_list arg)
* int fscanf(FILE *stream, const char *format, …)
* int scanf(const char *format, …)
* int sscanf(char *s, const char *format, …)
* intfgetc(FILE *stream)
* char *fgets(char *s, int n, FILE *stream)
* int fputc(int c, FILE *stream)
* int fputs(const char *s, FILE *stream)
* int getc(FILE *stream)
* intgetchar(void)
* char *gets(char *s)
* int putc(int c, FILE *stream)
* int putchar(int c)
* int ungetc(int c, FILE *stream)
* size_t fread(void *ptr, size_t size, size_t nobj, FILE *stream)* size_t fwrite(const void *ptr, size_t size, size_t nobj, FILE *stream)
* int fseek(FILE *stream, long offset, int orogin)
* long ftell(FILE *stream)
* void rewind(FILE *stream)
*int fgetpos(FILE *stream, fpos_t *ptr)
* int fsetpos(FILE *stream, const fpos_t *ptr)
* void clearerr(FILE *stream)
* int feof(FILE *stream)
* int ferror(FILE *stream)
* voidperror(const char *s)

* ctype.h
Character Class Tests: <ctype.h>
* isalnum(c)
* isalpha(c)
* iscntrl(c)
* isdigit(c)
* isgraph(c)
* islower(c)
* isprint(c)
*...