n=int(input("dati n: "))
x=1
s=0
s2=0
s3=0
pr=1
div=0
s4=0
s5=3
for x in range(1, n+1):
    s=s+x
print(s)
n=int(input("dati n: "))
for x in range(1, n+1):
   s2=((x-1)*x)+s2
print(s2)
n=int(input("dati n: "))
for x in range(1, n+1):
    pr*=x
    s3+=pr
print(s3)
s3=0
n=int(input("dati n: "))
for x in range(1, n+1):
   x=str(x)
   x=int(x+"2")
   s3=x+s3
print(s3)
n=int(input("dati n: "))
for x in range(1, n+1):
    div=x/(x+1)
    s4=div+s4
print(s4)
n=int(input("dati n: "))
for x in range(3, n+1):
    x=str(x)
    x=int("2"+x)
    s5=s5+x
print(s5)
43f23400b0ee8c49a2ea2a6ec20e7a5fa3ee0f39
<mask token>

<mask token>
for x in range(1, n + 1):
    s = s + x
print(s)
<mask token>
for x in range(1, n + 1):
    s2 = (x - 1) * x + s2
print(s2)
<mask token>
for x in range(1, n + 1):
    pr *= x
    s3 += pr
print(s3)
<mask token>
for x in range(1, n + 1):
    x = str(x)
    x = int(x + '2')
    s3 = x + s3
print(s3)
<mask token>
for x in range(1, n + 1):
    div = x / (x + 1)
    s4 = div + s4
print(s4)
<mask token>
for x in range(3, n + 1):
    x = str(x)
    x = int('2' + x)
    s5 = s5 + x
print(s5)

n = int(input('dati n: '))
x = 1
s = 0
s2 = 0
s3 = 0
pr = 1
div = 0
s4 = 0
s5 = 3
for x in range(1, n + 1):
    s = s + x
print(s)
n = int(input('dati n: '))
for x in range(1, n + 1):
    s2 = (x - 1) * x + s2
print(s2)
n = int(input('dati n: '))
for x in range(1, n + 1):
    pr *= x
    s3 += pr
print(s3)
s3 = 0
n = int(input('dati n: '))
for x in range(1, n + 1):
    x = str(x)
    x = int(x + '2')
    s3 = x + s3
print(s3)
n = int(input('dati n: '))
for x in range(1, n + 1):
    div = x / (x + 1)
    s4 = div + s4
print(s4)
n = int(input('dati n: '))
for x in range(3, n + 1):
    x = str(x)
    x = int('2' + x)
    s5 = s5 + x
print(s5)

n=int(input("dati n: "))
x=1
s=0
s2=0
s3=0
pr=1
div=0
s4=0
s5=3
for x in range(1, n+1):
    s=s+x
print(s)
n=int(input("dati n: "))
for x in range(1, n+1):
   s2=((x-1)*x)+s2
print(s2)
n=int(input("dati n: "))
for x in range(1, n+1):
    pr*=x
    s3+=pr
print(s3)
s3=0
n=int(input("dati n: "))
for x in range(1, n+1):
   x=str(x)
   x=int(x+"2")
   s3=x+s3
print(s3)
n=int(input("dati n: "))
for x in range(1, n+1):
    div=x/(x+1)
    s4=div+s4
print(s4)
n=int(input("dati n: "))
for x in range(3, n+1):
    x=str(x)
    x=int("2"+x)
    s5=s5+x
print(s5)