| Task: | Arvonta |
| Sender: | Mahtimursu |
| Submission time: | 2025-09-07 20:21:00 +0300 |
| Language: | Python3 (PyPy3) |
| Status: | READY |
| Result: | 100 |
| group | verdict | score |
|---|---|---|
| #1 | ACCEPTED | 37 |
| #2 | ACCEPTED | 63 |
| test | verdict | time | group | |
|---|---|---|---|---|
| #1 | ACCEPTED | 0.04 s | 1, 2 | details |
| #2 | ACCEPTED | 0.07 s | 2 | details |
Code
from math import factorial
def prob(k, n, p):
nck = factorial(n) / (factorial(k) * factorial(n-k))
return nck * p**k * (1-p)**(n-k)
t = int(input())
for _ in range(t):
n = int(input())
ans = 1
#for x in range(1, n+1):
# ans += prob(x, n, 1/n)
if n > 1:
ans = ((n-1)/n)**n * ((n/(n-1))**n-1)
print(ans)Test details
Test 1
Group: 1, 2
Verdict: ACCEPTED
| input |
|---|
| 10 1 2 3 4 ... |
| correct output |
|---|
| 1.0 0.75 0.7037037037 0.68359375 0.67232 ... |
| user output |
|---|
| 1 0.75 0.7037037037037035 0.6835937499999998 0.6723200000000001 ... Truncated |
Test 2
Group: 2
Verdict: ACCEPTED
| input |
|---|
| 1000 1 2 3 4 ... |
| correct output |
|---|
| 1.0 0.75 0.7037037037 0.68359375 0.67232 ... |
| user output |
|---|
| 1 0.75 0.7037037037037035 0.6835937499999998 0.6723200000000001 ... Truncated |