└── Block.cpp


/Block.cpp:
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 1 | #include <iostream>
 2 | #include <string>
 3 | #include <ctime>
 4 | 
 5 | class Block {
 6 | public:
 7 |     int index;
 8 |     std::string previousHash;
 9 |     std::time_t timestamp;
10 |     std::string data;
11 |     std::string hash;
12 | 
13 |     Block(int idx, const std::string& prevHash, const std::string& data)
14 |         : index(idx), previousHash(prevHash), data(data) {
15 |         timestamp = std::time(nullptr);
16 |         hash = generateHash();
17 |     }
18 | 
19 |     std::string generateHash() {
20 |         // Тут можна використати більш складні алгоритми для хешування
21 |         return std::to_string(index) + previousHash + std::to_string(timestamp) + data;
22 |     }
23 | 
24 |     void displayBlock() {
25 |         std::cout << "Index: " << index << "\n"
26 |                   << "Timestamp: " << timestamp << "\n"
27 |                   << "Data: " << data << "\n"
28 |                   << "Hash: " << hash << "\n"
29 |                   << "Previous Hash: " << previousHash << "\n";
30 |     }
31 | };
32 | 
33 | int main() {
34 |     Block genesisBlock(0, "0", "First Block");
35 |     genesisBlock.displayBlock();
36 | 
37 |     Block secondBlock(1, genesisBlock.hash, "Second Block");
38 |     secondBlock.displayBlock();
39 | 
40 |     return 0;
41 | }
42 | 


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