Correct

快刀斩乱麻

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Strokes
https://i.cchatty2.com/filters:format(webp)/fit-in/684x0/img/202102/快刀斩乱麻-Chinese-idioms-Cchatty-161bd996-0731-4a03-9cc0-ab8a52f4268a-1612777073.jpg

Collocation

1
快刀斩乱麻的办法
2
快刀斩乱麻地解决危机
3
要/必须/喜欢快刀斩乱麻
4
他一向快刀斩乱麻

Definition

快刀斩乱麻

Literally means:

cut a tangled skein of jute with a sharp knife

Actually means:

solve a complex problem with determination and efficiency

乱麻 here refers to a complicated problem.

This phrase means solving complex problem decidedly and efficiently. Commendatory.

乱麻,这里指紊乱复杂的问题。

快刀斩乱麻,表示果断、利索地解决错综复杂的问题。具有褒义色彩。

Example

Used as predicate, object, adverbial adjunct or attributive. (作谓语、宾语、状语、定语)
1
zuìhǎo
最好
kuàidāozhǎnluàn
快刀斩乱麻
  
,
zǎodiǎn
早点
zhè
tong
合同
qiān
le
  
,
zhì
至于
jīn
资金
děng
wèn
问题
suíhòu
随后
zài
jiějué
解决
  

You'd better cut the knife quickly, sign the contract early, and then solve the problem of funds.

2
Xīn
zhǎng
局长
shàngrèn
上任
biàn
便
lái
kuàidāozhǎnluàn
快刀斩乱麻
  
,
zhōng
集中
rén
人力
chǔ
处理
le
suǒyǒu
所有
复杂
de
àn
积案
  

As soon as the new Secretary took office, he came to a quick knife and concentrated his manpower on handling all the complicated cases.

3
Yìngduì
应对
wēi
危机
yào
yòng
kuàidāozhǎnluàn
快刀斩乱麻
de
bàn
办法
  
,
tuōdàishuǐ
拖泥带水
shì
xíng
不行
de
  

To deal with the crisis with a quick knife to cut the mess, dragging mud with water is not possible.