대학원생이 쉽게 설명해보기

num = int(input())

if(num < 1 or num > 100):
    raise ValueError('error!')
    
for i in range(num):
    star = ''
    for j in range(i + 1):
        star += '*'
    print(star)

dan = int(input())

if(dan <1 or dan > 9):
    raise ValueError('error!')
    
for i in range(9):
    print(str(dan) + ' * ' + str(i+1) + ' = ' + str((dan * (i + 1))))

num = int(input())

if(num >100000):
    raise ValueError('error!')
    
for i in range(num):
    print(num - i)

num = int(input())

if(num >100000):
    raise ValueError('error!')
    
for i in range(num):
    print(i+1)

kg = int(input())

count = kg // 5
kg = kg % 5

while True:
    if(kg % 3 == 0):
        count += kg // 3
        break
    
    count -= 1
    if(count < 0):
        count = -1
        break
        
    kg += 5
    
print(count)