Smarandache-Wellin primes: Difference between revisions

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@@ Line 215: / Line 215: @@
 }
-std::string abbreviate(const std::string& str, size_t n) {
+std::string abbreviate(std::string str, size_t max_digits) {
     size_t len = str.size();
-    if (len > n)
+    if (len > max_digits)
-        return str.substr(0, n / 2) + "..." + str.substr(len - n / 2);
+        str.replace(max_digits / 2, len - max_digits, "...");
     return str;
 }