l1=[1,2,3,4,5,6,7]
toplam=0
for i in l1:
    toplam=toplam+i
    print (i)
    print (toplam)
for x in range(15):
    print (x)
l2=range(15,5,-2)
print (l2)

for x in range(1,20):
    if (x%3==0):
        continue 
    print(x)
for x in range(1,20):
    if (x%3==0):
        break
    print(x)





