diff --git a/esercitazioni/0_se_multiplo.cpp b/esercitazioni/0_se_multiplo.cpp
new file mode 100644
index 0000000..86b2e39
--- /dev/null
+++ b/esercitazioni/0_se_multiplo.cpp
@@ -0,0 +1,14 @@
+#include <iostream>
+#include <cstdio>
+
+using namespace std;
+
+int main() {
+	int a, b;
+	cout << "Inserisci primo numero intero positivo: ";
+	cin >> a;
+	cout << "Inserisci secondo numero intero positivo: ";
+	cin >> b;
+	cout << n%2 << endl;
+	return 0;
+}
diff --git a/esercitazioni/1_se_pos-1_se_neg.cpp b/esercitazioni/1_se_pos-1_se_neg.cpp
new file mode 100644
index 0000000..8ae4bea
--- /dev/null
+++ b/esercitazioni/1_se_pos-1_se_neg.cpp
@@ -0,0 +1,12 @@
+#include <iostream>
+#include <cstdio>
+
+using namespace std;
+
+int main() {
+	int a;
+	cout << "Inserisci numero intero: ";
+	cin >> a;
+	cout << a/abs(a) << endl;
+	return 0;
+}
diff --git a/esercitazioni/5_0_se_pari.cpp b/esercitazioni/5_0_se_pari.cpp
new file mode 100644
index 0000000..14c8b51
--- /dev/null
+++ b/esercitazioni/5_0_se_pari.cpp
@@ -0,0 +1,12 @@
+#include <iostream>
+#include <cstdio>
+
+using namespace std;
+
+int main() {
+	int n;
+	cout << "Inserisci numero intero: ";
+	cin >> n;
+	cout << n%2 << endl;
+	return 0;
+}
diff --git a/esercitazioni/5_1_se_pari.cpp b/esercitazioni/5_1_se_pari.cpp
new file mode 100644
index 0000000..df7a2a2
--- /dev/null
+++ b/esercitazioni/5_1_se_pari.cpp
@@ -0,0 +1,12 @@
+#include <iostream>
+#include <cstdio>
+
+using namespace std;
+
+int main() {
+	int n;
+	cout << "Inserisci numero intero: ";
+	cin >> n;
+	cout << abs(n%2-1) << endl;
+	return 0;
+}
diff --git a/esercitazioni/a.out b/esercitazioni/a.out
index 373c873..16b0c05 100755
Binary files a/esercitazioni/a.out and b/esercitazioni/a.out differ