riadexpert

def calculator(history):

    c = "ez"
    calc = "1.Saberi\n2.Oduzmi\n3.Pomnozi\n4.Podjeli\nType fakamada to exit"

    while(c!="fakamada"):
        print(calc)
        a = int(input("Daj mi prvi broj: "))
        b = int(input("Daj mi drugi broj: "))
        d = int(input("Daj mi operaciju: "))

        if d<1 or d>4: print("you are shit my friend")
        elif d==1: print(saberi(a, b, history))
        elif d==2: print(oduzmi(a,b, history))
        elif d==3: print(pomnozi(a,b, history))
        elif d==4: print(podjeli(a,b, history))

        c = input("Again?");
def saberi(a, b, h):
    h.append(["Saberi", a, b, a+b, "Rezultat: "+str(a) +" + "+ str(b) +" = " + str(a+b)])
    return h[-1]

def oduzmi(a,b,h):
    h.append(["Oduzmi", a, b, a-b, "Rezultat: "+str(a) +" - "+ str(b) +" = " + str(a-b)])
    return h[-1]

def pomnozi(a,b,h):
    h.append(["Pomnozi", a, b, a*b, "Rezultat: "+str(a) +" * "+ str(b) +" = " + str(a*b)])
    return h[-1]

def podjeli(a,b,h):
    if b==0:
        h.append(["Podjeli", a, b, "NaN", "Rezultat: "+str(a) +" / "+ str(b) +" = " + "YOU SHALL NOT PASS"])
        print("Ne mozes djelit sa 0")
        return h[-1]
    h.append(["Podjeli", a, b, a/b, "Rezultat: "+str(a) +" / "+ str(b) +" = " + str(a/b)])
    return h[-1]



calchistory = []
calculator(calchistory)
for i in calchistory:
    print(i)