no-brainer

Etymology
From.

Noun

 * 1)  An easy or obvious conclusion, decision, solution, task, etc.; something requiring little or no thought.

Translations

 * Chinese:
 * Cantonese: 明顯[嘅決定]
 * Mandarin: [的決定]
 * Czech: není žádná věda
 * Finnish:
 * French:
 * German: einfache Sache,
 * Italian:
 * Russian: бином Ньютона ,
 * Swedish: