macroul v2.0 (cu numere!!!)

#include <stdio.h>
#include <stdlib.h>

int vcar[99];

int main()
{
    int n,i,j,nrs;
    FILE *f;
    f=fopen("subnr.txt","r");
    if((f = fopen("subnr.txt","r")) == NULL)
    {
        printf("Nu s-a putut deschide fisierul");
        exit(1);
    }
    printf("Numerele sirului sunt:\n");


    nrs=0;
    while(!feof(f))
    {
        fscanf(f,"%d",&n);
        printf("%d ", n);
        while(n>9)
        {
            vcar[n%100]++;
            nrs++;
            n=n/10;
        }
    }
    fclose(f);
    printf("\n");
    if(nrs==0)
    {
        printf("Nu exista subnumere de doua cifre");
        exit(1);
    }

    printf("Toate subnumerele sunt:\n");
    for(i=10;i<100;i++)
        for(j=0;j<vcar[i];j++)
            printf("%d ",i);
    printf("\nSubnumerele unice sunt:\n");
    for(i=10;i<100;i++)
        if(vcar[i]!=0)
            printf("%d ",i);

    printf("\nSubnumerele care apar o sigura data sunt sunt:\n");
    for(i=10;i<100;i++)
        if(vcar[i]==1)
            printf("%d ",i);
    return 0;
}