操作 そうさ除外 じょがい集合 しゅうごうじゃなかったです
sōsa jogaishūgōjanakattadesu

Noun
Desu Copula

The polite, past negative form of 操作除外集合

1. Wasn't operating outside the set.; Wasn't excluding the set.

Past/Perfective
Negative
Polite
Casual Register
Computing