N = int(input())
szó = list(input().replace(" ", ""))
abc = 26
hianyzo_betuk = szó.count("_")
ossz = 1
betuk = {}
for betu in szó:
if betu == "_":
continue
if betu not in betuk:
betuk[betu] = 1
else:
betuk[betu] += 1
abc -= len(betuk)
for i in range(hianyzo_betuk, 0, -1):
ossz *= abc
abc -= 1
print(ossz)| Subtask | Sum | Test | Verdict | Time | Memory | ||
|---|---|---|---|---|---|---|---|
| subtask1 | 0/0 | ||||||
| 1 | Accepted | 18ms | 11768 KiB | ||||
| 2 | Accepted | 17ms | 12192 KiB | ||||
| subtask2 | 10/10 | ||||||
| 3 | Accepted | 17ms | 12020 KiB | ||||
| 4 | Accepted | 17ms | 12368 KiB | ||||
| 5 | Accepted | 17ms | 12640 KiB | ||||
| subtask3 | 20/20 | ||||||
| 6 | Accepted | 17ms | 12976 KiB | ||||
| 7 | Accepted | 17ms | 13056 KiB | ||||
| 8 | Accepted | 17ms | 12952 KiB | ||||
| 9 | Accepted | 17ms | 13376 KiB | ||||
| 10 | Accepted | 16ms | 13336 KiB | ||||
| 11 | Accepted | 17ms | 13380 KiB | ||||
| subtask4 | 30/30 | ||||||
| 12 | Accepted | 17ms | 13720 KiB | ||||
| 13 | Accepted | 17ms | 14028 KiB | ||||
| 14 | Accepted | 17ms | 14368 KiB | ||||
| 15 | Accepted | 17ms | 14052 KiB | ||||
| 16 | Accepted | 16ms | 14176 KiB | ||||
| 17 | Accepted | 17ms | 14200 KiB | ||||
| subtask5 | 40/40 | ||||||
| 18 | Accepted | 17ms | 14260 KiB | ||||
| 19 | Accepted | 17ms | 14284 KiB | ||||
| 20 | Accepted | 17ms | 14524 KiB | ||||
| 21 | Accepted | 16ms | 14440 KiB | ||||
| 22 | Accepted | 17ms | 14304 KiB | ||||
| 23 | Accepted | 17ms | 14360 KiB | ||||
| 24 | Accepted | 17ms | 14664 KiB | ||||