How to say “Is your sheet music full of pencil marks too? Mine looks like a battlefield.” in Japanese

In Japanese

君(きみ)の楽譜(がくふ)も鉛筆(えんぴつ)の書(か)き込(こ)みだらけ？ 僕(ぼく)のは戦場(せんじょう)みたいだよ。

Kimi no gakufu mo enpitsu no kakikomi darake? Boku no wa senjō mitai da yo.