#!/usr/bin/env python3

n, k, p = map(int, input().split())
print(min(
    (n - k + 1 + p / 100 * (n + 4), "continue"),
    (n - k + 2 + (1 - p / 100) * (n + 4), "backspace"),
    (n + 4, "restart")
)[1])