Problem: p02844
Buggy submission (Python (3.4.3), verdict: Wrong Answer):
n = int(input())
s = input()
cnt = 0
for i in range(1000):
    p = '{:03}'.format(i)
    s2 = s
    for j in range(3):
        print(s2.find(p[j]))
        if s2.find(p[j]) == -1:
            break
        s2 = s2[s2.find(p[j]) +1:]
    else:
        cnt+=1
print(cnt)

Failing test case input:
19
5546189040285140044

Expected output:
273


Actual output:
7
1
5
7
1
3
7
1
0
7
1
-1
7
1
4
7
1
2
7
1
-1
7
1
-1
7
1
1
7
1
-1
7
5
1
7
5
-1
7
5
-1
7
5
-1
7
5
0
7
5
-1
7
5
-1
7
5
-1
7
5
-1
7
5
-1
7
2
4
7
2
2
7
2
-1
7
2
-1
7
2
3
7
2
1
7
2
-1
7
2
-1
7
2
0
7
2
-1
7
-1
7
-1
7
-1
7
-1
7
-1
7
-1
7
-1
7
-1
7
-1
7
-1
7
0
0
7
0
4
7
0
1
7
0
-1
7
0
5
7
0
3
7
0
-1
7
0
-1
7
0
2
7
0
-1
7
4
2
7
4
0
7
4
-1
7
4
-1
7
4
1
7
4
-1
7
4
-1
7
4
-1
7
4
-1
7
4
-1
7
-1
7
-1
7
-1
7
-1
7
-1
7
-1
7
-1
7
-1
7
-1
7
-1
7
-1
7
-1
7
-1
7
-1
7
-1
7
-1
7
-1
7
-1
7
-1
7
-1
7
3
3
7
3
1
7
3
-1
7
3
-1
7
3
2
7
3
0
7
3
-1
7
3
-1
7
3
-1
7
3
-1
7
-1
7
-1
7
-1
7
-1
7
-1
7
-1
7
-1
7
-1
7
-1
7
-1
4
2
1
4
2
5
4
2
2
4
2
-1
4
2
0
4
2
4
4
2
-1
4
2
-1
4
2
3
4
2
-1
4
8
1
4
8
-1
4
8
-1
4
8
-1
4
8
0
4
8
-1
4
8
-1
4
8
-1
4
8
-1
4
8
-1
4
5
4
4
5
2
4
5
-1
4
5
-1
4
5
3
4
5
1
4
5
-1
4
5
-1
4
5
0
4
5
-1
4
-1
4
-1
4
-1
4
-1
4
-1
4
-1
4
-1
4
-1
4
-1
4
-1
4
3
0
4
3
4
4
3
1
4
3
-1
4
3
5
4
3
3
4
3
-1
4
3
-1
4
3
2
4
3
-1
4
7
2
4
7
0
4
7
-1
4
7
-1
4
7
1
4
7
-1
4
7
-1
4
7
-1
4
7
-1
4
7
-1
4
-1
4
-1
4
-1
4
-1
4
-1
4
-1
4
-1
4
-1
4
-1
4
-1
4
-1
4
-1
4
-1
4
-1
4
-1
4
-1
4
-1
4
-1
4
-1
4
-1
4
0
1
4
0
7
4
0
4
4
0
-1
4
0
2
4
0
6
4
0
-1
4
0
-1
4
0
5
4
0
0
4
1
0
4
1
6
4
1
3
4
1
-1
4
1
1
4
1
5
4
1
-1
4
1
-1
4
1
4
4
1
-1
10
4
0
10
4
-1
10
4
-1
10
4
-1
10
4
1
10
4
-1
10
4
-1
10
4
-1
10
4
-1
10
4
-1
10
2
1
10
2
-1
10
2
-1
10
2
-1
10
2
0
10
2
-1
10
2
-1
10
2
-1
10
2
-1
10
2
-1
10
-1
10
-1
10
-1
10
-1
10
-1
10
-1
10
-1
10
-1
10
-1
10
-1
10
-1
10
-1
10
-1
10
-1
10
-1
10
-1
10
-1
10
-1
10
-1
10
-1
10
3
0
10
3
-1
10
3
-1
10
3
-1
10
3
2
10
3
-1
10
3
-1
10
3
-1
10
3
-1
10
3
-1
10
1
2
10
1
0
10
1
-1
10
1
-1
10
1
1
10
1
-1
10
1
-1
10
1
-1
10
1
-1
10
1
-1
10
-1
10
-1
10
-1
10
-1
10
-1
10
-1
10
-1
10
-1
10
-1
10
-1
10
-1
10
-1
10
-1
10
-1
10
-1
10
-1
10
-1
10
-1
10
-1
10
-1
10
0
3
10
0
1
10
0
-1
10
0
-1
10
0
2
10
0
0
10
0
-1
10
0
-1
10
0
-1
10
0
-1
10
-1
10
-1
10
-1
10
-1
10
-1
10
-1
10
-1
10
-1
10
-1
10
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
2
4
1
2
4
5
2
4
2
2
4
-1
2
4
0
2
4
4
2
4
-1
2
4
-1
2
4
3
2
4
-1
2
1
2
2
1
8
2
1
5
2
1
-1
2
1
3
2
1
7
2
1
-1
2
1
-1
2
1
0
2
1
1
2
7
4
2
7
2
2
7
-1
2
7
-1
2
7
3
2
7
1
2
7
-1
2
7
-1
2
7
0
2
7
-1
2
-1
2
-1
2
-1
2
-1
2
-1
2
-1
2
-1
2
-1
2
-1
2
-1
2
5
0
2
5
4
2
5
1
2
5
-1
2
5
5
2
5
3
2
5
-1
2
5
-1
2
5
2
2
5
-1
2
9
2
2
9
0
2
9
-1
2
9
-1
2
9
1
2
9
-1
2
9
-1
2
9
-1
2
9
-1
2
9
-1
2
0
3
2
0
0
2
0
6
2
0
-1
2
0
4
2
0
8
2
0
-1
2
0
-1
2
0
1
2
0
2
2
-1
2
-1
2
-1
2
-1
2
-1
2
-1
2
-1
2
-1
2
-1
2
-1
2
2
1
2
2
7
2
2
4
2
2
-1
2
2
2
2
2
6
2
2
-1
2
2
-1
2
2
5
2
2
0
2
3
0
2
3
6
2
3
3
2
3
-1
2
3
1
2
3
5
2
3
-1
2
3
-1
2
3
4
2
3
-1
0
6
1
0
6
5
0
6
2
0
6
-1
0
6
0
0
6
4
0
6
-1
0
6
-1
0
6
3
0
6
-1
0
3
2
0
3
8
0
3
5
0
3
-1
0
3
3
0
3
7
0
3
-1
0
3
-1
0
3
0
0
3
1
0
9
4
0
9
2
0
9
-1
0
9
-1
0
9
3
0
9
1
0
9
-1
0
9
-1
0
9
0
0
9
-1
0
-1
0
-1
0
-1
0
-1
0
-1
0
-1
0
-1
0
-1
0
-1
0
-1
0
1
4
0
1
1
0
1
7
0
1
-1
0
1
5
0
1
9
0
1
0
0
1
-1
0
1
2
0
1
3
0
0
5
0
0
2
0
0
8
0
0
-1
0
0
0
0
0
10
0
0
1
0
0
-1
0
0
3
0
0
4
0
2
3
0
2
0
0
2
6
0
2
-1
0
2
4
0
2
8
0
2
-1
0
2
-1
0
2
1
0
2
2
0
-1
0
-1
0
-1
0
-1
0
-1
0
-1
0
-1
0
-1
0
-1
0
-1
0
4
1
0
4
7
0
4
4
0
4
-1
0
4
2
0
4
6
0
4
-1
0
4
-1
0
4
5
0
4
0
0
5
0
0
5
6
0
5
3
0
5
-1
0
5
1
0
5
5
0
5
-1
0
5
-1
0
5
4
0
5
-1
3
3
1
3
3
5
3
3
2
3
3
-1
3
3
0
3
3
4
3
3
-1
3
3
-1
3
3
3
3
3
-1
3
0
2
3
0
8
3
0
5
3
0
-1
3
0
3
3
0
7
3
0
-1
3
0
-1
3
0
0
3
0
1
3
6
4
3
6
2
3
6
-1
3
6
-1
3
6
3
3
6
1
3
6
-1
3
6
-1
3
6
0
3
6
-1
3
-1
3
-1
3
-1
3
-1
3
-1
3
-1
3
-1
3
-1
3
-1
3
-1
3
4
0
3
4
4
3
4
1
3
4
-1
3
4
5
3
4
3
3
4
-1
3
4
-1
3
4
2
3
4
-1
3
8
2
3
8
0
3
8
-1
3
8
-1
3
8
1
3
8
-1
3
8
-1
3
8
-1
3
8
-1
3
8
-1
3
-1
3
-1
3
-1
3
-1
3
-1
3
-1
3
-1
3
-1
3
-1
3
-1
3
-1
3
-1
3
-1
3
-1
3
-1
3
-1
3
-1
3
-1
3
-1
3
-1
3
1
1
3
1
7
3
1
4
3
1
-1
3
1
2
3
1
6
3
1
-1
3
1
-1
3
1
5
3
1
0
3
2
0
3
2
6
3
2
3
3
2
-1
3
2
1
3
2
5
3
2
-1
3
2
-1
3
2
4
3
2
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
5
1
1
5
1
5
5
1
2
5
1
-1
5
1
0
5
1
4
5
1
-1
5
1
-1
5
1
3
5
1
-1
5
7
1
5
7
-1
5
7
-1
5
7
-1
5
7
0
5
7
-1
5
7
-1
5
7
-1
5
7
-1
5
7
-1
5
4
4
5
4
2
5
4
-1
5
4
-1
5
4
3
5
4
1
5
4
-1
5
4
-1
5
4
0
5
4
-1
5
-1
5
-1
5
-1
5
-1
5
-1
5
-1
5
-1
5
-1
5
-1
5
-1
5
2
0
5
2
4
5
2
1
5
2
-1
5
2
5
5
2
3
5
2
-1
5
2
-1
5
2
2
5
2
-1
5
6
2
5
6
0
5
6
-1
5
6
-1
5
6
1
5
6
-1
5
6
-1
5
6
-1
5
6
-1
5
6
-1
5
-1
5
-1
5
-1
5
-1
5
-1
5
-1
5
-1
5
-1
5
-1
5
-1
5
-1
5
-1
5
-1
5
-1
5
-1
5
-1
5
-1
5
-1
5
-1
5
-1
5
5
3
5
5
1
5
5
-1
5
5
-1
5
5
2
5
5
0
5
5
-1
5
5
-1
5
5
-1
5
5
-1
5
0
0
5
0
6
5
0
3
5
0
-1
5
0
1
5
0
5
5
0
-1
5
0
-1
5
0
4
5
0
-1
6
0
1
6
0
5
6
0
2
6
0
-1
6
0
0
6
0
4
6
0
-1
6
0
-1
6
0
3
6
0
-1
6
6
1
6
6
-1
6
6
-1
6
6
-1
6
6
0
6
6
-1
6
6
-1
6
6
-1
6
6
-1
6
6
-1
6
3
4
6
3
2
6
3
-1
6
3
-1
6
3
3
6
3
1
6
3
-1
6
3
-1
6
3
0
6
3
-1
6
-1
6
-1
6
-1
6
-1
6
-1
6
-1
6
-1
6
-1
6
-1
6
-1
6
1
0
6
1
4
6
1
1
6
1
-1
6
1
5
6
1
3
6
1
-1
6
1
-1
6
1
2
6
1
-1
6
5
2
6
5
0
6
5
-1
6
5
-1
6
5
1
6
5
-1
6
5
-1
6
5
-1
6
5
-1
6
5
-1
6
-1
6
-1
6
-1
6
-1
6
-1
6
-1
6
-1
6
-1
6
-1
6
-1
6
-1
6
-1
6
-1
6
-1
6
-1
6
-1
6
-1
6
-1
6
-1
6
-1
6
4
3
6
4
1
6
4
-1
6
4
-1
6
4
2
6
4
0
6
4
-1
6
4
-1
6
4
-1
6
4
-1
6
-1
6
-1
6
-1
6
-1
6
-1
6
-1
6
-1
6
-1
6
-1
6
-1
273


Fixed submission (verdict: Accepted):
n = int(input())
s = input()
cnt = 0
for i in range(1000):
    p = '{:03}'.format(i)
    s2 = s
    for j in range(3):
        if s2.find(p[j]) == -1:
            break
        s2 = s2[s2.find(p[j]) +1:]
    else:
        cnt+=1
print(cnt)