not finished 6th day, 1st challange

6th_day/1/main.cpp

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+#include <fstream>
+#include <iostream>
+#include <string>
+#include <vector>
+
+using namespace std;
+
+vector<vector<string>> get_input(const string &FILE_NAME) {
+  ifstream file(FILE_NAME);
+
+  vector<vector<string>> result;
+  vector<string> local_vec;
+
+  size_t pos = 0;
+  string s;
+  while (getline(file, s)) {
+    while ((pos = s.find(" ")) != string::npos) {
+      if (pos == 0) {
+        s.erase(0, 1);
+        continue;
+      }
+      local_vec.push_back(s.substr(0, pos));
+      s.erase(0, pos);
+    }
+    local_vec.push_back(s);
+    result.push_back(local_vec);
+    local_vec.erase(local_vec.end());
+  }
+
+  return result;
+}
+
+int main() {
+  return 0;
+  const string &FILE_NAME = "example.txt";
+  vector<vector<string>> input = get_input(FILE_NAME);
+
+  for (vector<string> vec : input) {
+    cout << "Vec: " << endl;
+    for (string s : vec) {
+      cout << s << endl;
+      ;
+    }
+  }
+}