Add base of the project

This include :
- .gitignore
- README
- makefile
- Files (main, .c, .h)

.gitignore

+
+# Created by https://www.toptal.com/developers/gitignore/api/c,visualstudiocode
+# Edit at https://www.toptal.com/developers/gitignore?templates=c,visualstudiocode
+
+### C ###
+# Prerequisites
+*.d
+
+# Object files
+*.o
+*.ko
+*.obj
+*.elf
+
+# Linker output
+*.ilk
+*.map
+*.exp
+
+# Precompiled Headers
+*.gch
+*.pch
+
+# Libraries
+*.lib
+*.a
+*.la
+*.lo
+
+# Shared objects (inc. Windows DLLs)
+*.dll
+*.so
+*.so.*
+*.dylib
+
+# Executables
+*.exe
+*.out
+*.app
+*.i*86
+*.x86_64
+*.hex
+
+# Debug files
+*.dSYM/
+*.su
+*.idb
+*.pdb
+
+# Kernel Module Compile Results
+*.mod*
+*.cmd
+.tmp_versions/
+modules.order
+Module.symvers
+Mkfile.old
+dkms.conf
+
+### VisualStudioCode ###
+.vscode/*
+!.vscode/settings.json
+!.vscode/tasks.json
+!.vscode/launch.json
+!.vscode/extensions.json
+*.code-workspace
+
+# Local History for Visual Studio Code
+.history/
+
+### VisualStudioCode Patch ###
+# Ignore all local history of files
+.history
+.ionide
+
+# Support for Project snippet scope
+!.vscode/*.code-snippets
+
+# End of https://www.toptal.com/developers/gitignore/api/c,visualstudiocode
+
+# Custom gitignore for project
+matrix
\ No newline at end of file

README.md

-# progseq-matrix
+# Matrices
 
-7e travail pratique du cours de programmation séquentielle, 1er année (2021-2022).
+- **Class** : Programmation séquentielle en C
+- **Creation date** : 16 novembre 2021
+- **Description** : 7e travail pratique
 
-Matrices
\ No newline at end of file
+## Makefile configuration
+
+### Compile the project
+> `make`
+
+Use this command to compile the project.
+
+### Clean the project
+> `make clean`
+
+Use this command to clean the project.

main.c

+/* Author : Dario GENGA
+ * Date : 13.10.2021
+ * Description : Template for a standard c file
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+// #include <math.h> 
+// #include <time.h>
+#include "matrix.h"
+
+int main() {
+    printf("Hello world!");
+    
+    return EXIT_SUCCESS;
+}

makefile

+LIB=-lm
+CC=gcc -Wall -Wextra -g
+
+matrix:matrix.o main.o
+	gcc $^ -fsanitize=address -o $@ $(LIB)
+
+matrix.o: matrix.c matrix.h
+	$(CC) -c $< $(LIB)
+main.o: main.c
+	$(CC) -c $< $(LIB)
+clean:
+	rm -f *.o matrix
\ No newline at end of file

matrix.c

+/* Author : Dario GENGA
+ * Date : 15.11.2021
+ * Description : Manipulate an unidimensional array with dynamic memory allocation
+ */
+
+#include "matrix.h"
+#include <stdio.h>
+
+void swap(int *x, int *y)
+{
+    int tmp = *x;
+    *x = *y;
+    *y = tmp;
+}

matrix.h

+/* Author : Dario GENGA
+ * Date : 15.11.2021
+ * Description : Manipulate an unidimensional array with dynamic memory allocation
+ */
+#ifndef _MATRIX_H
+#define _MATRIX_H
+#include <stdio.h>
+#include <stdlib.h>
+
+void swap(int *x, int *y);
+
+#endif
\ No newline at end of file