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Copy and Reference Puzzlers - Book 3: 128 FUN Puzzles
Paperback
Publisher: Independently Published
Published: Dec 9 2022
Pages: 242
Weight: 1.26
Height: 0.51 Width: 8.50 Depth: 11.00
Language: English
128 FUN Puzzles of Increasing Difficulty Where You Must Ask: Was that a copy, or was it a reference, and who last changed that value?
Book 2 now has std:: swap puzzles!
Example puzzle:
void run() {char char_1{'t'};
char_1 = 'm';
auto &char_3 = char_1;
char_1 = 'u';
char char_5{'o'};
auto &char_7 = char_3;
char char_8{'l'};
auto &char_9 = char_1;
char_8 = 'k';
auto &char_11 = char_7;
char char_12{'l'};
print({}{}{}{}{}, char_1, char_12, char_5, char_7, char_8);
} // Answer (5): __ __ __ __ __
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