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citanie suboru od konca

BlueBear | PRO | 01/06/13 12:27:18 PM UTC | 0 ⭐ | 397 👁️ | Never ⏰ | []
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#include <stdio.h>
#include <stdlib.h>
 
void vypis(FILE*, int);     //prototypy
int zistiRiadky(FILE*);
 
int main()
{
    FILE *file;
    int pocetRiadkov;
 
    file = fopen("subor.txt", "r");
    pocetRiadkov = zistiRiadky(file);
    vypis(file, pocetRiadkov);
 
 
    return 0;
}
 
void vypis(FILE *filepointer, int riadok)       //deklaracie
{
    int iterator;
    char string[100];
 
    rewind(filepointer);
 
    for(iterator = 0; iterator <= riadok-1; iterator++)
    {
        fgets(string , 100 , filepointer);
    }
    printf("%s", string);
 
    if(riadok != 1)
    {
        vypis(filepointer, --riadok);
    }
 
 
}
 
int zistiRiadky(FILE *filepointer)
{
    char string[100];
    int cisloRiadku = 0;
    while(fgets(string , 100 , filepointer) != NULL)
    {
        cisloRiadku++;
    }
 
 
    return cisloRiadku;
}

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    01/01/70 12:00:00 AM UTC
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    03/31/26 11:01:05 PM UTC
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    01/01/70 12:00:00 AM UTC
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