Correct

快刀切豆腐

/ kuài dāo qiē dòu fǔ /
Strokes
https://i.cchatty2.com/filters:format(webp)/fit-in/684x0/img/202102/快刀切豆腐-Chinese-idioms-Cchatty-8aefe43c-964f-465b-9a83-d84cfa65ac93-1612777072.jpg

Collocation

1
就像快刀切豆腐
2
快刀切豆腐地……
3
他快刀切豆腐,迅速……(处理某事)
4
快刀切豆腐,一下子解决问题

Definition

快刀切豆腐

Literally means:

a sharp knife cuts Tofu

Actually means:

solve a problem efficiently

It means settling a problem decidedly and efficiently.

千净利落指办事果断,干净利落。

Example

Used as a minor sentence, predicate, adverbial adjunct or object. (作小句、谓语、状语、宾语)
1
Kuàidāo
快刀
qiē
dòufu
豆腐
  
,
xiàzi
下子
jiějué
解决
le
gōngrén
工人
dào
gōng
工资
de
wèn
问题
  
,
gōngrén
工人
men
pāishǒuchènkuài
拍手称快
  

Cut tofu quickly, he suddenly solved the problem that the workers can not get paid, the workers clapped their hands and said fast.

2
rán
既然
shàngmiàn
上面
jīng
已经
tóng
同意
zhuā
抓捕
zhège
这个
ren
大人物
  
,
men
我们
jiù
kuàidāo
快刀
qiē
dòufu
豆腐
  
,
立刻
dòngshǒu
动手
  
,
miǎn
以免
qíngkuàng
情况
yòu
shēng
发生
biànhuà
变化
  

Now that the above has agreed to arrest this "big man", we will quickly cut tofu, immediately, so as not to change the situation.

3
cóngxiǎo
从小
jiù
pīngpāngqiú
乒乓球
  
,
shù
技术
hǎo
  
,
jīngyàn
经验
duō
  
,
suǒ
所以
cái
néng
kuàidāo
快刀
qiē
dòufu
豆腐
bài
打败
le
suǒyǒu
所有
de
duìshǒu
对手
  
,
duó
夺取
le
shìjiè
世界
guànjūn
冠军
  

She played table tennis from an young level, good technology, experience, so she was able to quickly cut tofu to beat all the opponents, won the world championship.