more exercises

6 files changed, 95 insertions, 2 deletions

diff --git a/4p1.cpp b/4p1.cpp
index 38bc535..64d0973 100644
--- a/4p1.cpp
+++ b/4p1.cpp
@@ -1,5 +1,4 @@
 #include <iostream>
-#include <vector>
 
 /*
  *
diff --git a/4p4.cpp b/4p4.cpp
new file mode 100644
index 0000000..d290a85
--- /dev/null
+++ b/4p4.cpp
@@ -0,0 +1,16 @@
+#include <iostream>
+
+/*
+ *
+ * 4.4
+ *
+ *
+ */
+
+int main () {
+
+	int res1 = ((((12 / 3) * 4) + (5 * 15)) + ((24 % 4) / 2));
+	int res2 = 12 / 3 * 4 + 5 * 15 + 24 % 4 / 2;
+	std::cout << res1 << " " << res2 <<  std::endl;
+	return 0;
+}
diff --git a/4p5.cpp b/4p5.cpp
new file mode 100644
index 0000000..abeefdd
--- /dev/null
+++ b/4p5.cpp
@@ -0,0 +1,32 @@
+#include <iostream>
+
+/*
+ *
+ * 4.5
+ *
+ *
+ */
+
+int main () {
+
+	int res_a = -30 * 3 + 21 / 5;
+	int res_b = -30 + 3 * 21 / 5;
+	int res_c = 30 / 3 * 21 % 5;
+	int res_d = -30 / 3 * 21 % 4;
+	int p_res_a = ((-30 * 3) + (21 / 5)); // -86
+	int p_res_b = (-30 + ((3 * 21) / 5)); // -18
+	int p_res_c = (((30 / 3) * 21) % 5); // 0
+	int p_res_d = (((-30 / 3) * 21) % 4); // -2
+
+	std::cout << res_a << "\n"
+			  << res_b << "\n"
+			  << res_c << "\n"
+			  << res_d << "\n" << std::endl;
+
+	std::cout << p_res_a << "\n"
+			  << p_res_b << "\n"
+			  << p_res_c << "\n"
+			  << p_res_d << "\n" << std::endl;
+
+	return 0;
+}
diff --git a/4p6.cpp b/4p6.cpp
new file mode 100644
index 0000000..e7465f6
--- /dev/null
+++ b/4p6.cpp
@@ -0,0 +1,22 @@
+#include <iostream>
+
+/*
+ *
+ * 4.6
+ *
+ *
+ */
+
+int main () {
+
+	int input;
+	if(std::cin >> input) {} else { return -1; }
+
+	if(input % 2 == 0) {
+		std::cout << "Even" << std::endl;
+	} else {
+		std::cout << "Odd" << std::endl;
+	}
+	
+	return 0;
+}
diff --git a/4p7.cpp b/4p7.cpp
new file mode 100644
index 0000000..8ad9d2e
--- /dev/null
+++ b/4p7.cpp
@@ -0,0 +1,25 @@
+#include <iostream>
+#include <climits>
+
+/*
+ *
+ * 4.7
+ *
+ *
+ */
+
+int main () {
+
+	unsigned short int i = -1; // Underflow?
+	std::cout << i << " " << std::endl;
+	short int sii = 1;
+	short int si = SHRT_MAX + sii; // Overflow
+	std::cout << si << " " << std::endl;
+	unsigned short int usii = 1; // Overflow
+	unsigned short int usi = USHRT_MAX + usii;
+	std::cout << usi << " " << std::endl;
+	short int d = SHRT_MAX;
+	short int f = SHRT_MAX + d;
+	std::cout << f << " " << std::endl;
+	return 0;
+}
diff --git a/exercise-template.cpp b/exercise-template.cpp
index 0048d2b..58d5fbf 100644
--- a/exercise-template.cpp
+++ b/exercise-template.cpp
@@ -1,5 +1,4 @@
 #include <iostream>
-#include <vector>
 
 /*
  *