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O(1) Block Propagation

The problem

Bitcoin miners want their newly-found blocks to propagate across the network as quickly as possible, because every millisecond of delay increases the chances that another block, found at about the same time, wins the "block race."

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buildscript {
    repositories {
        mavenCentral()
    }
    dependencies {
        classpath 'com.android.tools.build:gradle:0.8.+'
    }
}

apply plugin: 'android'

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replaceInManifest = {variant, fromString, toString ->
    def flavor = variant.productFlavors.get(0)
    def buildtype = variant.buildType
    def manifestFile = "$buildDir/manifests/${flavor.name}/${buildtype.name}/AndroidManifest.xml"
    def updatedContent = new File(manifestFile).getText('UTF-8').replaceAll(fromString, toString)
    new File(manifestFile).write(updatedContent, 'UTF-8')
}

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#! /usr/bin/env python3.4

# Code Page 936 (GBK) to UTF-8 Transcoder
# Author: Kristian Tang (@Krisiouz)
# A small script that converts a file encoded in Code Page 936 (GBK) to UTF-8.

def gbk_to_utf8(input_file, output_file):
    # Load Files
    input_file_opened = open(input_file, 'r', encoding='cp936')
    input_file_read = input_file_opened.read()