Submission
Status:
PPPPPPPPPP
Subtask/Task Score:
100/100
Score: 100
User: skibidisigma
Problemset: Fibonacci Croissant
Language: python
Time: 0.011 second
Submitted On: 2026-05-28 15:12:30
n = int(input())
a =0
b=1
total = 0
for i in range(0,n+1):
total += a
a,b = b,a+b
print(total)