From 5015efa033197e7312c7c97f03515d0292b0c18c Mon Sep 17 00:00:00 2001
From: Isabell Pflug <isabell.pflug@floating-in.space>
Date: Tue, 18 Apr 2023 20:36:27 +0200
Subject: [PATCH] :construction: made significant progress for homework no. 1,
 only explanations for 1.1 missing

---
 assignments/01/01_1.cpp               |  1 -
 assignments/01/01_2.cpp               | 28 +++++++++++++++++++++++++++
 assignments/01/CMakeLists.txt         |  5 ++---
 assignments/01/ues1_pflug_isabell.tex | 18 +++++++++++------
 4 files changed, 42 insertions(+), 10 deletions(-)
 create mode 100644 assignments/01/01_2.cpp

diff --git a/assignments/01/01_1.cpp b/assignments/01/01_1.cpp
index d04762d..fd1b24e 100644
--- a/assignments/01/01_1.cpp
+++ b/assignments/01/01_1.cpp
@@ -1,4 +1,3 @@
-#include <stdio.h>
 #include <iostream>
 #include <typeinfo>
 
diff --git a/assignments/01/01_2.cpp b/assignments/01/01_2.cpp
new file mode 100644
index 0000000..ccf5c61
--- /dev/null
+++ b/assignments/01/01_2.cpp
@@ -0,0 +1,28 @@
+#include <iostream>
+#include <typeinfo>
+#include <limits>
+#include <bitset>
+
+template <typename T> int type_definitions()
+{
+    T t_min = std::numeric_limits<T>::min();
+    T t_max = std::numeric_limits<T>::max();
+    std::cout << "Size of " << typeid(t_min).name() << ": \t" << sizeof(T)*8 << std::endl;
+    std::cout << "Min of " << typeid(t_min).name() << ": \t" << std::bitset<sizeof(T)*8>(t_min).to_string() << std::endl;
+    std::cout << "Max of " << typeid(t_min).name() << ": \t" << std::bitset<sizeof(T)*8>(t_max).to_string() << "\n" << std::endl;
+    return 0;
+}
+
+int main() {
+    type_definitions<char>();
+    type_definitions<unsigned char>();
+    type_definitions<short int>();
+    type_definitions<unsigned short int>();
+    type_definitions<int>();
+    type_definitions<unsigned int>();
+    type_definitions<long int>();
+    type_definitions<unsigned long int>();
+    type_definitions<long long int>();
+    type_definitions<unsigned long long int>();
+    return 0;
+}
diff --git a/assignments/01/CMakeLists.txt b/assignments/01/CMakeLists.txt
index f7f7c01..2a69864 100644
--- a/assignments/01/CMakeLists.txt
+++ b/assignments/01/CMakeLists.txt
@@ -1,6 +1,5 @@
 cmake_minimum_required(VERSION 3.11.4)
 project (01)
 
-file(GLOB SOURCES "*.cpp")
-
-add_executable(01_1 ${SOURCES})
+add_executable(01_1 01_1.cpp)
+add_executable(01_2 01_2.cpp)
diff --git a/assignments/01/ues1_pflug_isabell.tex b/assignments/01/ues1_pflug_isabell.tex
index e14eb04..bef2287 100644
--- a/assignments/01/ues1_pflug_isabell.tex
+++ b/assignments/01/ues1_pflug_isabell.tex
@@ -43,6 +43,7 @@
 \usepackage{booktabs} % optimised display of tables
 \usepackage{tabularx} % more modern display of tables with \toprule,\midrule,\bottomrule
 \usepackage{multirow} % allows table cells over multiple rows within a column
+\usepackage{tablefootnote} % allows usage of footnotes in tables
 
 %
 % misc packages
@@ -133,19 +134,24 @@
     \begingroup
     \setlength{\tabcolsep}{12pt}
     \renewcommand{\arraystretch}{1.5}
-    \begin{tabular}{rlcc}
+    \begin{tabular}{rlll}
         \toprule
         Zeile & Ausdruck & Wert & Typ \\
         \midrule
         \verb|1:| & \verb|int a = 5; int b = 2; double c = b;| \qquad \qquad \qquad & -- & -- \\
-        \verb|2:| & \verb|a * b - - - - - - 12.0f| & & \\
-        \verb|3:| & \verb|a / b / c| & & \\
-        \verb|4:| & \verb|a / c / b| & & \\
-        \verb|5:| & \verb|-1.0f - a * 2E-1 + a / 2| & & \\
-        \verb|6:| & \verb|1.0 + (a *= (2 / - b - (c += .0E2 )))| & & \\
+        \verb|2:| & \verb|a * b - - - - - - 12.0f| & 22 & \verb|float| \tablefootnote{32-bit single precision floating-point, IEEE-754} \\
+        \verb|3:| & \verb|a / b / c| & 1 & \verb|double| \tablefootnote{64-bit double precision floating-point, IEEE-754} \\
+        \verb|4:| & \verb|a / c / b| & 1.25 & \verb|double| \\
+        \verb|5:| & \verb|-1.0f - a * 2E-1 + a / 2| & 0 & \verb|double| \\
+        \verb|6:| & \verb|1.0 + (a *= (2 / - b - (c += .0E2 )))| & -14 & \verb|double| \\
         \bottomrule
     \end{tabular}
     \endgroup
 \end{table}
 
+\pagebreak
+\Aufgabe
+\lstinputlisting[language=C++, breaklines=true]{01_2.cpp}
+
+
 \end{document}