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-rw-r--r--c/armstrong-numbers/src/armstrong_numbers.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/c/armstrong-numbers/src/armstrong_numbers.h b/c/armstrong-numbers/src/armstrong_numbers.h
new file mode 100644
index 0000000..f368560
--- /dev/null
+++ b/c/armstrong-numbers/src/armstrong_numbers.h
@@ -0,0 +1,8 @@
+#ifndef ARMSTRONG_NUMBERS
+#define ARMSTRONG_NUMBERS
+
+#include <stdbool.h>
+
+bool is_armstrong_number(unsigned int);
+
+#endif