diff --git a/c-basic/pow.c b/c-basic/pow.c
new file mode 100644
index 0000000..04296d2
--- /dev/null
+++ b/c-basic/pow.c
@@ -0,0 +1,12 @@
+#include <stdio.h>
+#include <math.h>
+
+int main()
+{
+  double result;
+
+  result = pow(3, 4);
+  printf("%f\n", result);
+
+  return 0;
+}
diff --git a/c-basic/test_d-f.c b/c-basic/test_d-f.c
new file mode 100644
index 0000000..e69de29