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- #pragma once
- #include <stdio.h>
- #include <string.h>
- #include <ctype.h>
- #include <stdlib.h>
- #include <time.h>
- #include <fstream>
- #define DATEINAME "Studierendendaten.bin"
- #define EINGABELIMIT 30
- #define MAXBYTES 76
- #define maximum 6
- struct Student person1;
- FILE* datei_oeffnen(void);
- FILE* datei_oeffnen_aendern(void); // rb+
- struct Student
- {
- char name[EINGABELIMIT];
- char vorname[EINGABELIMIT];
- int matrikelnummer;
- float mathe_z;
- float programmieren_z;
- float datenstrukturen_z;
- };
- int get_dateigroesse(FILE*);
- void datei_lesen(struct Student*, FILE*);
- void datei_schreiben(struct Student*, FILE*);
- void datei_schreiben_ersetzen(struct Student*, FILE*);
- int daten_eingeben(struct Student*, FILE*, int);
- void dateiinhalt_aendern(struct Student*, int, FILE*);
- void dateiinhalt_loeschen(struct Student*, int, FILE*);
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