n=int(input())
s=input()
betu=0
hany=0
for i in s:
if(i=='_'):
hany+=1
elif(i!=' '):
betu+=1
ans=1
for i in range(26-betu,26-betu-hany,-1):
ans*=i
print(ans)
| Subtask | Sum | Test | Verdict | Time | Memory | ||
|---|---|---|---|---|---|---|---|
| subtask1 | 0/0 | ||||||
| 1 | Accepted | 16ms | 2872 KiB | ||||
| 2 | Accepted | 14ms | 3064 KiB | ||||
| subtask2 | 10/10 | ||||||
| 3 | Accepted | 14ms | 2868 KiB | ||||
| 4 | Accepted | 14ms | 2868 KiB | ||||
| 5 | Accepted | 16ms | 2868 KiB | ||||
| subtask3 | 20/20 | ||||||
| 6 | Accepted | 16ms | 2976 KiB | ||||
| 7 | Accepted | 14ms | 3076 KiB | ||||
| 8 | Accepted | 16ms | 3028 KiB | ||||
| 9 | Accepted | 16ms | 2980 KiB | ||||
| 10 | Accepted | 16ms | 2860 KiB | ||||
| 11 | Accepted | 14ms | 3072 KiB | ||||
| subtask4 | 30/30 | ||||||
| 12 | Accepted | 17ms | 2868 KiB | ||||
| 13 | Accepted | 16ms | 2884 KiB | ||||
| 14 | Accepted | 14ms | 2956 KiB | ||||
| 15 | Accepted | 16ms | 2868 KiB | ||||
| 16 | Accepted | 16ms | 3064 KiB | ||||
| 17 | Accepted | 14ms | 3064 KiB | ||||
| subtask5 | 40/40 | ||||||
| 18 | Accepted | 16ms | 2868 KiB | ||||
| 19 | Accepted | 16ms | 3016 KiB | ||||
| 20 | Accepted | 14ms | 3080 KiB | ||||
| 21 | Accepted | 14ms | 2868 KiB | ||||
| 22 | Accepted | 16ms | 2864 KiB | ||||
| 23 | Accepted | 16ms | 3084 KiB | ||||
| 24 | Accepted | 16ms | 3080 KiB | ||||