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The answer to the problem of reading library stories
(1) Let the names of the last books read by A, B, C, D and Shu be A, B, C, D and E in turn.

According to the known conditions, it can be concluded that the second book read by B is A, the fourth book is C and the third book is D; The third book read by e is c; Represented in the chart as:

(2) On the basis of the above reasoning, fill in the blanks in turn with the exclusion method, and fill in the ones with more known conditions first.

B can only read D and E for the third time, but D is read by C at the same time, so B can only read E for the third time, 1 time; By analogy, we can draw the conclusion that:

A: From the above reasoning, we can draw the following conclusions: The reading order of A is: E, C, B, D, A;

The order of b is: d, a, e, c, b;

The order of c is: a, e, d, b, c;

The order of d is: c, b, a, e, d;

The order of e is: b, d, c, a, e.