1. Code block

#include <iostream>
int main() { std::cout << "Hello, Tab 1" << std::endl; }

#include <iostream>
int main() { std::cout << "Hello, Tab 2" << std::endl; }

main.cpp

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#include <iostream>  // std::cout

int main() { std::cout << "Hello, world!" << std::endl; }

main.cpp

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#include <iostream>  // std::cout

int main() { std::cout << "Hello, world!" << std::endl; }
main.cpp
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#include <iostream>  // std::cout

int main() { std::cout << "Hello, world!" << std::endl; }

1.1. Example 1

main.cpp

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#include <iostream>  // std::cout

int main() { std::cout << "Hello, world!" << std::endl; }

main.cpp

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#include <iostream>  // std::cout

int main() { std::cout << "Hello, world!" << std::endl; }

main.cpp

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#include <iostream>  // std::cout

int main() { std::cout << "Hello, world!" << std::endl; }

1.2. Example 2

main.cpp

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#include <iostream>  // std::cout

int main() { std::cout << "Hello, world!" << std::endl; }

main.cpp

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#include <iostream>  // std::cout

int main() { std::cout << "Hello, world!" << std::endl; }

main.cpp

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#include <iostream>  // std::cout

int main() { std::cout << "Hello, world!" << std::endl; }

1.3. Example 3

main.cpp

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#include <iostream>  // std::cout

int main() { std::cout << "Hello, world!" << std::endl; }

main.cpp

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#include <iostream>  // std::cout

int main() { std::cout << "Hello, world!" << std::endl; }

main.cpp

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#include <iostream>  // std::cout

int main() { std::cout << "Hello, world!" << std::endl; }