diff --git a/test~coding~readingCppPrograms.fr/data/procedure_math_exam_1.cpp b/test~coding~readingCppPrograms.fr/data/procedure_math_exam_1.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..6edf8463b01585b5fe9cfa5833740718ba6bbc97
--- /dev/null
+++ b/test~coding~readingCppPrograms.fr/data/procedure_math_exam_1.cpp
@@ -0,0 +1,16 @@
+#include <iostream>
+
+using namespace std;
+
+void Blaise(int &acc, int n) {
+    acc = n * (n+1) / 2;
+}
+
+int main() {
+    int somme = 0;
+
+    Blaise(somme, 8);
+    cout << "Blaise dit que la somme est de : " << somme << endl;
+
+    return 0;
+}
diff --git a/test~coding~readingCppPrograms.fr/data/procedure_math_exam_2.cpp b/test~coding~readingCppPrograms.fr/data/procedure_math_exam_2.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..58990475969ccb1de6ece1d60bbd15b516a36c04
--- /dev/null
+++ b/test~coding~readingCppPrograms.fr/data/procedure_math_exam_2.cpp
@@ -0,0 +1,25 @@
+#include <iostream>
+#include <math.h>
+
+using namespace std;
+
+
+bool premier(int n) {
+
+    if (n % 2 == 0) return true;
+	for (int d = 3; floor(sqrt(n)+1); d=d+2)
+		if (n % d == 0)
+			return false;
+	return true;
+}
+
+int main() {
+
+    if (premier(21))
+    	cout << "Prim" << endl;
+    else
+    	cout << "Pas Prim" << endl;
+
+
+    return 0;
+}
diff --git a/test~coding~readingCppPrograms.fr/data/procedure_math_pratice_1.cpp b/test~coding~readingCppPrograms.fr/data/procedure_math_pratice_1.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..42a0793308f8c586952a0b898cb82de10ea40c3c
--- /dev/null
+++ b/test~coding~readingCppPrograms.fr/data/procedure_math_pratice_1.cpp
@@ -0,0 +1,16 @@
+#include <iostream>
+
+using namespace std;
+
+void Blaise(int &acc, int n) {
+    acc = n * (n+1) / 2;
+}
+
+int main() {
+    int somme = 0;
+
+    Blaise(somme, 8);
+    cout << "Blaise dit que la somme est de : " << somme << endl;
+
+    return 0;
+}
\ No newline at end of file