n=input("ENTER THE THE LIMIT")
n=int(n)
f=0
s=0
for i in range (0,n):
    f=i*10+(i+1)
    s=s+f
print("%d"%s)
d77a2bc0a7a1d9516f08c8b109f7690b2b9f5de3
<mask token>

<mask token>
for i in range(0, n):
    f = i * 10 + (i + 1)
    s = s + f
print('%d' % s)

n = input('ENTER THE THE LIMIT')
n = int(n)
f = 0
s = 0
for i in range(0, n):
    f = i * 10 + (i + 1)
    s = s + f
print('%d' % s)

n=input("ENTER THE THE LIMIT")
n=int(n)
f=0
s=0
for i in range (0,n):
    f=i*10+(i+1)
    s=s+f
print("%d"%s)