Question: Who wrote the 1862 French novel featuring the character Cosette?

Context paragraphs:
Les Misérables (1909 film): Les Misérables is a 1909 American silent historical drama proto-feature film (four short films that can be seen separately, but when combined appear as a short film series resembling that of a full-length feature film).  The proto-feature movie is based on the 1862 French novel of the same name by Victor Hugo, and stars Maurice Costello and William V. Ranous.  It was directed by J. Stuart Blackton.

Beedala Patlu (1972 film): Beedala Patlu (English: The Plight of the Poor ) is a 1972 Telugu, drama film, produced & directed by B. Vittalacharya on Sri Vital Productions & Co banner.  Starring Akkineni Nageswara Rao in the lead role and music composed by K. V. Mahadevan.  The film is based on 1862 French novel "Les Miserables" written by Victor Hugo which was already made in Telugu as "Same Title" (1950) simultaneously as Tamil movie "Ezhai Padum Padu" with Chittor V. Nagaiah and as Hindi movie "Kundan" (1955).

Marius Pontmercy: Marius Pontmercy (] ) is a fictional character, one of the protagonists of Victor Hugo’s 1862 novel "Les Misérables".  He is a young student, and the suitor of Cosette.  Believing Cosette lost to him, and determined to die, he joins the revolutionary association Friends of the ABC, which he associates with, but is not a part of, as they take part in the 1832 June Rebellion.  Facing death in the fight, his life is saved by Jean Valjean, and he subsequently weds Cosette, a young woman whom Valjean had raised as his own.

Clémence Royer: Clémence Royer (21 April 1830 – 6 February 1902) was a self-taught French scholar who lectured and wrote on economics, philosophy, science and feminism.  She is best known for her controversial 1862 French translation of Charles Darwin's "On the Origin of Species".

Beedala Patlu: Beedalapatlu or Beedala Patlu (English title: "The Plight of the Poor"; Telugu: బీదలపాట్లు) is a 1950 Telugu Drama film directed by K. Ramnoth starring Chittor V. Nagaiah.  It was simultaneously made in the Tamil language as "Ezhai Padum Padu".  The story is based on the 1862 French novel "Les Miserables" written by Victor Hugo.

Les Misérables: Les Misérables (] ) is a French historical novel by Victor Hugo, first published in 1862, that is considered one of the greatest novels of the 19th century.  In the English-speaking world, the novel is usually referred to by its original French title.  However, several alternatives have been used, including "The Miserables", "The Wretched", "The Miserable Ones", "The Poor Ones", "The Wretched Poor", "The Victims" and "The Dispossessed".  Beginning in 1815 and culminating in the 1832 June Rebellion in Paris, the novel follows the lives and interactions of several characters, particularly the struggles of ex-convict Jean Valjean and his experience of redemption.

Batman: The Ultimate Evil: Batman: The Ultimate Evil is a novel written by Andrew Vachss and published in 1995 by the Warner Aspect imprint of Warner Books.  Vachss was an attorney specializing in child abuse cases, as well as a crime novelist best known for his series of books featuring the character Burke, a private investigator who also takes on child abuse cases.  A representative from DC Comics approached Vachss about the possibility of writing a novel featuring Batman.  Viewing this as an opportunity to reach a completely different audience, Vachss agreed and wrote a draft.  He continued with his themes concerning child sexual abuse and explored the topic of child sex tourism.  The publisher required Vachss to follow certain rules, like making a clear distinction between fiction and reality and prohibiting the Batman character from killing, cursing, or having sex.

Cosette (given name): Cosette is a feminine given name, is pronounced koh-ZETT.  It is of French origin, is best known as the heroine of ""Les Misérables"" (1862) by Victor Hugo, Cosette was the nickname given to the girl named Euphrasie by her mother and Cosette.

Les Misérables (2012 film): Les Misérables is a 2012 epic musical drama film directed by Tom Hooper and scripted by William Nicholson, Alain Boublil, Claude-Michel Schönberg, and Herbert Kretzmer, based on the musical of the same name by Boublil and Schönberg which is in turn based on the 1862 French novel by Victor Hugo.  The film is a British and American venture produced by Working Title Films and Cameron Mackintosh Ltd. and distributed by Universal Pictures.  The film stars an ensemble cast led by Hugh Jackman, Russell Crowe, Anne Hathaway, Samantha Barks, and Amanda Seyfried.

Vendetta for the Saint: Vendetta for the Saint is a 1964 mystery novel featuring the character of Simon Templar, alias "The Saint".  The novel is credited to Leslie Charteris, who created the Saint in 1928, but the book was actually authored by Harry Harrison, a noted science fiction author who also wrote the syndicated "Saint" comic strip.  Although Harrison wrote the majority of the book as a ghost writer, he indicates in an interview that Charteris did contribute to the final book (albeit in a very minor way). .

Supporting paragraphs: Cosette (given name) Les Misérables
Answer: Victor Hugo