If you compile with all warnings turned on (which I would recommend), the compiler will correctly complain about the unused variable. The main routine has the usual arguments of argc and argv but argc is never used. (I could, of course, have simply placed the appropriate numbers into the table, but I'm very lazy and prefer to make the computer do all the work!) Avoid unused arguments The multiplications in the table are all done at compile-time rather than at runtime, so they cost essentially nothing. Common steps to find Armstrong Number in C programming: Enter any number Divide the given number into individual digits (For Example, Divide 153 into 1, 5. I have very little experience with C, so I decided to code a simple numerical program.Īn Armstrong number with \$N\$ digits is a number that is equal to the sum of its digits to the \$N^
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