32 lines
747 B
C++
32 lines
747 B
C++
#include <functional>
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#include <iostream>
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#include <string>
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auto look_and_say(std::string const& s) -> std::string
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{
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std::string result;
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for (std::string::size_type i = 0; i < s.length();) {
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unsigned num = 0;
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char c = s[i];
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while (s[i] == c) {
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++i;
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++num;
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}
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result += std::to_string(num) + c;
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}
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return result;
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}
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auto main() -> int
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{
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for (std::string line; std::getline(std::cin, line);) {
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std::cout << "Application 0, length = " << line.length() << ": " << line << "\n";
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for (int i = 1; i < 51; ++i) {
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line = look_and_say(line);
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std::cout << "Application " << i << ", length = " << line.length() << "\n";
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}
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std::cout << "Length: " << line.length() << "\n";
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}
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return 0;
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} |