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write a program which accepts three integers as command line arguments.Round each number to the next multiple of 10,If the right most digit is 5 or more,otherwise round it down to previous multiple...

k thanks for the info bro

ya if the input is not a number print "Error"

what is the condition for input is a char or something @phHein

what is the condition bro

program
write a program which accepts two numbers as command line arguments and prints the least number of the two. If the input is not a number print "Error" .

how to print error ?