
#define CATCH_CONFIG_MAIN
#include <catch2/catch.hpp>


int sum(int a, int b);

TEST_CASE("Sum of 2 and 3 should be 5", "[sum]") {
    REQUIRE(sum(2, 3) == 5);
}

TEST_CASE("Sum of -1 and 1 should be 0", "[sum]") {
    REQUIRE(sum(-1, 1) == 0);
}

TEST_CASE("Sum of 0 and 0 should be 0", "[sum]") {
    REQUIRE(sum(0, 0) == 0);
}

TEST_CASE("Sum of 100 and 200 should be 300", "[sum]") {
    REQUIRE(sum(100, 200) == 300);
}

TEST_CASE("Sum of -10 and -20 should be -30", "[sum]") {
    REQUIRE(sum(-10, -20) == -30);
}

test.cpp

Master the power of modern C++ lambdas — from writing concise inline functions to capturing variables efficiently. Explore how lambdas simplify code structure, enable functional programming patterns, and enhance flexibility when used with STL algorithms. Learn to handle captures, mutable states, and return types with precision. By the end, you’ll be able to use lambdas confidently for cleaner, faster, and more expressive C++ code.

Discover what lambda expressions are, why they were introduced, and how to use their basic syntax and variable capturing.

Explore more sophisticated lambda capabilities, including capture modes, mutability, and explicit return types.

See how lambdas unlock powerful patterns in the C++ Standard Library, especially with algorithms.

Challenge: Sum Two Numbers with a Lambda

Soluzione

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Challenge: Sum Two Numbers with a Lambda

Soluzione