Run with: `gcc -o quine quine.c && ./quine `

quine.c

#include <stdio.h>

int main()
{
	int c;
	// Open the source code as a file buffer
	FILE* file = fopen("./quine.c", "r");
	if (file) {
		// Iterate over the characters in the file
		while ((c = getc(file)) != EOF)
			putchar(c);
		// Close the file buffer
		fclose(file);
		// Print a new line to the console
		printf("\n");
	}
	return 0;
}