Find words with alternating vowels and consonants: Difference between revisions

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     }
     fclose(fp);
+    return EXIT_SUCCESS;
+}</lang>
+{{out}}
+<pre style="height:30em">
+: aboriginal
+: apologetic
+: bimolecular
+: borosilicate
+: calorimeter
+: capacitate
+: capacitive
+: capitoline
+: capitulate
+: caricature
+: colatitude
+: coloratura
+: colorimeter
+: debilitate
+: decelerate
+: decolonize
+: definitive
+: degenerate
+: deliberate
+: demodulate
+: denominate
+: denotative
+: deregulate
+: desiderata
+: desideratum
+: dilapidate
+: diminutive
+: epigenetic
+: facilitate
+: hemosiderin
+: heretofore
+: hexadecimal
+: homogenate
+: inoperative
+: judicature
+: latitudinal
+: legitimate
+: lepidolite
+: literature
+: locomotive
+: manipulate
+: metabolite
+: nicotinamide
+: oratorical
+: paragonite
+: pejorative
+: peridotite
+: peripatetic
+: polarimeter
+: recitative
+: recuperate
+: rehabilitate
+: rejuvenate
+: remunerate
+: repetitive
+: reticulate
+: savonarola
+: similitude
+: solicitude
+: tananarive
+: telekinesis
+: teratogenic
+: topologize
+: unilateral
+: unimodular
+: uninominal
+: verisimilitude
+</pre>
+=={{header|C++}}==
+<lang cpp>#include <cstdlib>
+#include <fstream>
+#include <iomanip>
+#include <iostream>
+#include <string>
+bool is_vowel(char ch) {
+    switch (ch) {
+    case 'a': case 'A':
+    case 'e': case 'E':
+    case 'i': case 'I':
+    case 'o': case 'O':
+    case 'u': case 'U':
+        return true;
+    }
+    return false;
+}
+int main(int argc, char** argv) {
+    const char* filename = argc < 2 ? "unixdict.txt" : argv[1];
+    std::ifstream in(filename);
+    if (!in) {
+        std::cerr << "Cannot open file '" << filename << "'.\n";
+        return EXIT_FAILURE;
+    }
+    std::string line;
+    for (int n = 1; getline(in, line); ) {
+        size_t len = line.size();
+        if (len <= 9)
+            continue;
+        bool is_odd_even_word = true;
+        for (size_t i = 1; i < len; ++i) {
+            if (is_vowel(line[i]) == is_vowel(line[i - 1])) {
+                is_odd_even_word = false;
+                break;
+            }
+        }
+        if (is_odd_even_word)
+            std::cout << std::setw(2) << n++ << ": " << line << '\n';
+    }
     return EXIT_SUCCESS;
 }</lang>