<раздатка> Coulomb spent eight years directing the work, contracting tropical fever. <...> He discovered <...> later named after him. <...> In 1485, Coulomb presented his three reports <...> Four subsequent reports were published in the following years. </раздатка> В приведенных отрывках из некоторой статьи Википедии мы заменили один символ. Напишите тот символ, который был заменен.