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import java.util.*;

class Main {
    public static void main(String[] args) {
        System.out.println(modifyStr("").equals(""));
        System.out.println(modifyStr("Automotive parts").equals("A6e p3s"));
        System.out.println(modifyStr("Automotive par").equals("A6e p1r"));
        System.out.println(modifyStr("Automotive pa").equals("A6e p0a"));
        System.out.println(modifyStr("Automotive p").equals("A6e p0p"));
        System.out.println(modifyStr("**Automotive p").equals("**A6e p0p"));

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function decrypt(word) {
  // string to char array
  let chars = [];
  for (let c of word) {
    chars.push(c);
  }
  
  // step 3
  let asciiValues = chars.map(c => c.charCodeAt(0));
  console.log(asciiValues);

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function countDuplicate(arr) {
  let map = new Map();
  arr.forEach(num => {
    if (map.get(num) > 0) {
      // set(key, value)
      map.set(num, map.get(num) + 1);
    } else {
      // set(key, value)
      map.set(num, 1);
    }

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JFS_BASE=/Users/yujunz/JuiceFS
JFS_NAME=rogerz-s3-cn-east-1-qiniu
BUNDLE=TimeMachine.sparsebundle
VOLUME=/Volumes/TimeMachine

# Mount JuiceFS
juicefs mount --cache-dir $JUICEFS_BASE/cache --batch 10 --writeback --metacache --opencache $JFS_NAME $JFS_BASE/$JFS_NAME

# Create sparse bundle

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/*
How to export
* mongo is mongoshell command

mongo dbname --quiet mongodbIndexExporter.js > index.js
*/
let collectionNames = db.getCollectionNames();
let index_data = {'collections': []};

for (let i in collectionNames) {