Käännöt

s = input()
l = len(s)

tri = 0
for x in range(1, l + 1):
    tri += x

ans = 0
for x in range(0, l):
    a = 0
    for y in range(0, l):
        if x is y:
            continue
        ans += int(s[x]) * (10**(l-y-1)) * min(min(y + 1, l - y), min(x + 1, l - x))
        a += min(min(y + 1, l - y), min(x + 1, l - x))
    ans += int(s[x]) * (10**(l-x-1)) * (tri - a)
    ans = ans % 1000000007        
print(ans)

Test 1

Group: 1

Verdict: ACCEPTED

Test 2

Group: 1

Verdict: ACCEPTED

Test 3

Group: 1

Verdict: ACCEPTED

Test 4

Group: 1

Verdict: ACCEPTED

Test 5

Group: 1

Verdict: ACCEPTED

Test 6

Group: 2

Verdict: TIME LIMIT EXCEEDED

Test 7

Group: 2

Verdict: TIME LIMIT EXCEEDED

Test 8

Group: 2

Verdict: TIME LIMIT EXCEEDED

Test 9

Group: 2

Verdict: TIME LIMIT EXCEEDED

Test 10

Group: 2

Verdict: TIME LIMIT EXCEEDED

Test 11

Group: 3

Verdict: TIME LIMIT EXCEEDED

Test 12

Group: 3

Verdict: TIME LIMIT EXCEEDED

Test 13

Group: 3

Verdict: TIME LIMIT EXCEEDED

Test 14

Group: 3

Verdict: TIME LIMIT EXCEEDED

Test 15

Group: 3

Verdict: TIME LIMIT EXCEEDED