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#include <stdio.h>
int a = 20;
void functie(){
    printf("Variabila globala: %d\n", a);
}

int main()
{
    //scope 1
    int a = 7;
    functie();
    {
        // scope 2
        a = 5;
        printf("In scope-ul 2: %d\n", a);
        functie();
    }

    printf("In scope-ul 1: %d\n", a);
    functie();

    return 0;
}