שאלות

def calc(n):
    if n <= 0:
        return 0
    return n + calc(n - 2)

print(calc(5))

d = {"x": 3, "y": 8, "z": 5}
total = 0
for key in d:
    if d[key] > 4:
        total = total + d[key]

print(total)

text = "Python"
print(text[1:5:2])

x = 1
total = 0
while x < 5:
    total = total + x
    x = x + 2

print(total)

def rises(lst):
    count = 0
    for i in range(1, len(lst)):
        if lst[i] > lst[i - 1]:
            count = count + 1
    return count

print(rises([4, 4, 7, 2, 5]))

if grades[1] == grades[-1]:
    print(students[1] + " & " + students[-1])
else:
    print("Different")

total = 0
for i in range(len(hours)):
    if projects[i] >= 3:
        total = total + hours[i]

print(total)

letters = []
for i in [4, 0, 2]:
    letters = letters + [students[i][0]]

print(letters)

i = 1
while i < len(projects):
    projects[i] = projects[i - 1] + 1
    i = i + 1

print(projects)

result = {}
for i in range(len(students)):
    if grades[i] >= 90:
        result[students[i]] = projects[i]

print(result)

def names_above(score_dict, minimum):
    result = []
    for name in ____________ (1):
        if score_dict[name] >= ____________ (2):
            result = result + [name]
    return result

print(names_above({"Noa": 72, "Lior": 91, "Maya": 84}, 80))
# ["Lior", "Maya"]

def running_max(lst):
    current = lst[0]
    result = []
    for i in range(____________ (3), len(lst)):
        if lst[i] > current:
            current = ____________ (4)
        result = result + [____________ (5)]
    return result

prices = {
    "milk": 7,
    "bread": 12,
    "coffee": 25,
    "apples": 5
}

cart = ["milk", "bread", "milk", "coffee", "apples", "milk"]