n, a, b = list(map(int, input().split()))

sum_all = 0

for i in range(1, n + 1):

    m = str(i)

    sum_m = 0

    for j in range(len(m)):

        sum_m += int(m[j])

    if a <= sum_m <= b:

        sum_all += i

print(sum_all)
import math



n, a, b = list(map(int, input().split()))



sum_all = 0

for i in range(1, n + 1):

    sum_n = 0

    m = i

    while(m > 0):

        sum_n += m % 10

        m = int(m / 10)

    if a <= sum_n <= b:

        sum_all += i



print(sum_all)
n, a, b = list(map(int, input().split()))
sum_all = 0
for i in range(1, n + 1):
    m = str(i)
    sum_m = 0
    for j in range(len(m)):
        sum_m += int(m[j])
    if a <= sum_m <= b:
        sum_all += i
print(sum_all)

import math

n, a, b = list(map(int, input().split()))
sum_all = 0
for i in range(1, n + 1):
    sum_n = 0
    m = i
    while m > 0:
        sum_n += m % 10
        m = int(m / 10)
    if a <= sum_n <= b:
        sum_all += i
print(sum_all)

+import math + -    m = str(i) -    sum_m = 0 -    for j in range(len(m)): -        sum_m += int(m[j]) -    if a <= sum_m <= b: +    sum_n = 0 +    m = i +    while m > 0: +        sum_n += m % 10 +        m = int(m / 10) +    if a <= sum_n <= b: