1 files changed, 23 insertions, 0 deletions
diff --git a/challenge-146/ulrich-rieke/cpp/ch-1.cpp b/challenge-146/ulrich-rieke/cpp/ch-1.cpp
new file mode 100644
index 0000000000..415867763f
--- /dev/null
+++ b/challenge-146/ulrich-rieke/cpp/ch-1.cpp
@@ -0,0 +1,23 @@
+#include <iostream>
+#include <cmath>
+
+bool isPrime( int number ) {
+  int stop =  std::sqrt( static_cast<double>( number ) ) ;
+  for ( int i = 2 ; i <= stop ; ++i )
+      if ( number % i == 0 )
+        return false ;
+  return true ;
+}
+
+int main( ) {
+  int current = 1 ;
+  int numberOfPrimes = 0 ;
+  while ( numberOfPrimes != 10001 ) {
+      current++ ;
+      if ( isPrime( current ) ) {
+    numberOfPrimes++ ;
+      }
+  }
+  std::cout << current << std::endl ;
+  return 0 ;
+}