initial

1sem/adaptation courses/11/34.cpp

@@ -0,0 +1,52 @@
+// ac_11_34.cpp
+// Горбацевич Андрей
+#include <iostream>
+#include <fstream>
+#include <string>
+#include <vector>
+#include <algorithm>
+
+using namespace std;
+
+int count_words(const string &str) {
+    bool inSpaces = true;
+    int numWords = 0;
+    auto it = begin(str);
+    while (*it != '\0')
+    {
+        if (isspace(*it))
+        {
+            inSpaces = true;
+        }
+        else if (inSpaces)
+        {
+            numWords++;
+            inSpaces = false;
+        }
+
+        ++it;
+    }
+    return numWords;
+}
+
+void read_string(istream &reader, string &where, char delimiter) {
+    char c;
+    while ((c = reader.get()) != delimiter && reader.good()) {
+        where += c;
+    }
+}
+
+int main() {
+    ifstream inf("in.txt");
+    if (!inf.is_open())
+    {
+        cerr << "Unable to open file" << endl;
+        return 1;
+    }
+    while (!inf.eof()) {
+        string s;
+        read_string(inf, s, '\n');
+        cout << count_words(s) << " words: " << s << endl;
+    }
+    return 0;
+}