Gabriel Cretin gabrielctn

Git

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	<!--
	Description: The following is the example code to use recaptcha.
	Notice: The function backend_API_challenge is the concept and you should implement it on the backend.
	Especially, you must keep your secret key in private all the time.
	Flow:
	1. Click the submit button.
	2. On the console, execute backend_API_challenge function.
	-->
	<html>
	<head>

	sudo apt update && \
	sudo apt install build-essential software-properties-common -y && \
	sudo add-apt-repository ppa:ubuntu-toolchain-r/test -y && \
	sudo apt update && \
	sudo apt install gcc-6 g++-6 -y && \
	sudo update-alternatives --install /usr/bin/gcc gcc /usr/bin/gcc-6 60 --slave /usr/bin/g++ g++ /usr/bin/g++-6 && \
	gcc -v