交差 こうさ合計 ごうけい検査 けんさじゃなかったです
kōsagōkeikensajanakattadesu

Noun
Desu Copula

The polite, past negative form of 交差合計検査

1. Was not a crossover sum test.; Wasn't a cross-sum check.

Past/Perfective
Negative
Polite
Casual Register
Computing