Initial Course

modules/01_fundamentals/include/basic_io.hpp

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+#pragma once
+
+#include <string>
+#include <vector>
+
+namespace fundamentals {
+
+[[nodiscard]] auto join_words(const std::vector<std::string>& words, char separator) -> std::string;
+[[nodiscard]] auto parse_integers(const std::string& csv) -> std::vector<int>;
+[[nodiscard]] auto format_score(const std::string& player, int score) -> std::string;
+
+}  // namespace fundamentals

modules/01_fundamentals/include/hello_world.hpp

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+#pragma once
+
+namespace fundamentals {
+
+// Return a greeting message for the given name.
+// Example: greet("Ada") -> "Hello, Ada!"
+[[nodiscard]] auto greet(const char* name) -> const char*;
+
+// Return the program entry convention value for success.
+[[nodiscard]] constexpr auto program_exit_success() -> int { return 0; }
+
+}  // namespace fundamentals

modules/01_fundamentals/include/operators.hpp

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+#pragma once
+
+#include <cstdint>
+
+namespace fundamentals {
+
+[[nodiscard]] auto absolute_difference(int lhs, int rhs) -> int;
+[[nodiscard]] auto is_in_range(int value, int min, int max) -> bool;
+[[nodiscard]] auto count_set_bits(std::uint8_t value) -> int;
+[[nodiscard]] auto logical_and(bool lhs, bool rhs) -> bool;
+[[nodiscard]] auto logical_or(bool lhs, bool rhs) -> bool;
+
+}  // namespace fundamentals

modules/01_fundamentals/include/variables_and_types.hpp

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+#pragma once
+
+#include <cstdint>
+#include <string>
+
+namespace fundamentals {
+
+[[nodiscard]] auto add_integers(int lhs, int rhs) -> int;
+[[nodiscard]] auto multiply_doubles(double lhs, double rhs) -> double;
+[[nodiscard]] auto is_even(std::int64_t value) -> bool;
+[[nodiscard]] auto describe_type(int value) -> std::string;
+[[nodiscard]] auto describe_type(double value) -> std::string;
+[[nodiscard]] auto describe_type(bool value) -> std::string;
+
+}  // namespace fundamentals