diff --git a/ActualMain.cpp b/ActualMain.cpp
index a6e0f99..79f53e6 100644
--- a/ActualMain.cpp
+++ b/ActualMain.cpp
@@ -2,9 +2,11 @@
 #include "Aufg1/forLoop.h"
 #include "Aufg2/GuestList.h"
 #include "Aufg3/Phonebook.h"
+#include "Aufg4/CrimeStats.h"
 
 int main() {
     // Aufg1Main();
     // Aufg2Main();
-    Aufg3Main();
+    // Aufg3Main();
+    Aufg4Main();
 }
diff --git a/Aufg4/CrimeStats.cpp b/Aufg4/CrimeStats.cpp
new file mode 100644
index 0000000..913c452
--- /dev/null
+++ b/Aufg4/CrimeStats.cpp
@@ -0,0 +1,109 @@
+#include <iostream>
+#include <string>
+#include <vector>
+#include <fstream>
+
+#include "CrimeStats.h"
+#include "../Aufg2/GuestList.h"
+
+// cdatetime,
+// address,
+// district,
+// beat,
+// grid,
+// crimedescr,
+// ucr_ncic_code,
+// latitude,
+// longitude,
+typedef struct CRIME{
+std::string cdatetime;
+std::string address;
+std::string district;
+std::string beat;
+std::string grid;
+std::string crimedescription;
+std::string ucr_ncic_code;
+std::string latitude;
+std::string longitude;
+} Crime;
+
+void split(const std::string& s, char c,std::vector<std::string>& v) {
+    std::string::size_type i = 0;
+    std::string::size_type j = s.find(c);
+
+    while (j != std::string::npos) {
+        v.push_back(s.substr(i, j-i));
+        i = ++j;
+        j = s.find(c, j);
+
+        if (j == std::string::npos)
+            v.push_back(s.substr(i, s.length()));
+    }
+}
+
+std::string readFile(std::string &fileName) {
+    std::string content;
+    std::ifstream infile(fileName);
+    infile.open(fileName);
+
+    if (!infile.is_open()) {
+        std::cout << "File does not exist" << std::endl;
+        return "FAILED_TO_READ_FILE";
+    }
+
+    std::string line;
+
+    while (std::getline(infile, line)) {
+        std::cout << line << std::endl;
+        content += line;
+    }
+    return content;
+}
+
+Crime* stringToCrime(std::string &input) {
+    std::vector<std::string> tokens;
+    split(input, ',', tokens);
+
+    Crime* thisCrime = new Crime;
+    for (int i = 0; i < tokens.size(); i++) {
+        switch (i) {
+            case 0:
+                thisCrime->cdatetime = tokens[0];
+            break;
+            case 1:
+                thisCrime->address = tokens[1];
+            break;
+            case 2:
+                thisCrime->district = tokens[2];
+            break;
+            case 3:
+                thisCrime->beat = tokens[3];
+            break;
+            case 4:
+                thisCrime->grid = tokens[4];
+            break;
+            case 5:
+                thisCrime->crimedescription = tokens[5];
+            break;
+            case 6:
+                thisCrime->ucr_ncic_code = tokens[6];
+            break;
+            case 7:
+                thisCrime->latitude = tokens[7];
+            break;
+            case 8:
+                thisCrime->longitude = tokens[8];
+            default:
+        }
+    }
+    return thisCrime;
+}
+
+void Aufg4Main() {
+    // std::string fileName = "../Aufg4/IO-Files/SacramentocrimeJanuary2006.csv";
+    std::string fileName = "../Aufg4/IO-Files/debugging.test";
+    std::string content = readFile(fileName);
+    std::vector<Crime> vector;
+
+
+}
\ No newline at end of file
diff --git a/Aufg4/CrimeStats.h b/Aufg4/CrimeStats.h
new file mode 100644
index 0000000..f354c29
--- /dev/null
+++ b/Aufg4/CrimeStats.h
@@ -0,0 +1,13 @@
+#ifndef CRIMESTATS_H
+#define CRIMESTATS_H
+#include <string>
+#include <vector>
+
+void split(const std::string& s, char c,std::vector<std::string>& v);
+
+void Aufg4Main();
+
+std::string readFile(std::string &filename);
+
+
+#endif //CRIMESTATS_H