Editing 2858 - pv (section)

== Rezolvare == 
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# 2858

def afisare_vector_invers(vector, n):
    for i in range(n-1, -1, -1):
        print(vector[i], end=" ")
    print()


def afisare_suma_val_pare(vector, n):
    suma_val_pare = 0
    for i in range(n):
        if vector[i] % 2 == 0:
            suma_val_pare += vector[i]
    print(suma_val_pare)


def afisare_suma_poz_pare(vector, n):
    suma_poz_pare = 0
    # vectorul începe de la 0, așadar pozițiile pare vor fi cele impare în cazul acesta
    for i in range(n):
        if i % 2 != 0:
            suma_poz_pare += vector[i]
    print(suma_poz_pare)


def afisare_nr_el_div_10(vector, n):
    nr_el_div_10 = 0
    for i in range(n):
        if vector[i] % 10 == 0:
            nr_el_div_10 += 1
    print(nr_el_div_10)


def afisare_suma_poz_imp_div_3(vector, n):
    suma_poz_imp_div_3 = 0
    for i in range(n):
        if vector[i] % 3 == 0 and i % 2 != 1:
            suma_poz_imp_div_3 += vector[i]
    print(suma_poz_imp_div_3)


def citire_conform_restrictiilor(vector, n):
    if n < 1 or n > 100:
        print("Datele nu corespund restricțiilor impuse.")
        exit()
    for x in vector:
        if x < 0 or x > 100:
            print("Datele nu corespund restricțiilor impuse.")
            exit()
    if n != len(vector):
        print("Datele nu corespund restricțiilor impuse.")
        exit()
    print("Datele sunt introduse corect.")


if __name__ == '__main__':
    n = int(input())
    vector = list(map(int, input().split()))
    citire_conform_restrictiilor(vector, n)
    afisare_vector_invers(vector, n)
    afisare_suma_val_pare(vector, n)
    afisare_suma_poz_pare(vector, n)
    afisare_nr_el_div_10(vector, n)
    afisare_suma_poz_imp_div_3(vector, n)










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