Update union.en.md

5 years ago · 1ba6ba127c
1 changed files with 1 additions and 1 deletions
--- a/subjects/union.en.md
+++ b/subjects/union.en.md
@ -6,7 +6,7 @@ Write a program that takes two `string` and displays, without doubles, the chara

 The display will be in the order characters appear in the command line, and will be followed by a newline (`'\n'`).

-If the number of arguments is different from 2, the program displays newline (`'\n'`).
+If the number of arguments is different from 2, then the program displays newline (`'\n'`).

 ### Usage