qwert2603

import com.google.gson.Gson
import com.google.gson.annotations.SerializedName

data class Q @JvmOverloads constructor(
        val i: Int,
        @SerializedName("list") val list: List<String> = emptyList()
)

fun main(args: Array<String>) {
    val gson = Gson()

qwert2603

import java.io.BufferedReader
import java.io.FileInputStream
import java.io.FileOutputStream
import java.io.InputStreamReader

const val HEADER_SIZE = 54L
const val BITS_PER_CHAR = 8

fun <T> List<T>.divide(i: Int) = (0..(size - 1) / i).map { drop(it * i).take(i) }

qwert2603

fun Int.charsRepeat(c: Char): String = if (this == 0) "" else (1..this).map { c.toString() }.reduce { s1, s2 -> "$s1$s2" }

fun <T> List<T>.reduceToString() = if (isEmpty()) "" else this.map { it.toString() }.reduce { c1, c2 -> "$c1$c2" }

fun powMod(n: Long, p: Long, mod: Long): Long {
    var p = p
    var res: Long = 1
    var pow = n
    while (p > 0) {
        if (p and 1 == 1L) res = res * pow % mod