Catch-22 is all about war: how confusing, nonsensical, repetitive, and illogical it is. Thus, the prose style in the novel matches the novel's content (we often call this "form mirroring content"). Heller's style in this novel is wordy, confusing, repetitive, and hard to follow with its jumps in time and shifts in perspective.
We see repetition in the opening lines of the novel: "It was love at first sight. The first time Yossarian saw the chaplain he fell madly in love with him." The first sentence tells us everything that we should know about the instantaneous nature of this love. Yet the second sentence tells us again, this time providing a little more information (the names of the people involved in this love). These first lines echo much of Yossarian's experience of war: the way it repeats but with slight changes and the way we learn more from each repetition.
This repetition appears in the chronology of the novel, as well. Scenes and events are related multiple times, with each new...
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