GATE | GATE CS 2011 | Question 48
Consider the following recursive C++ function that takes two arguments
What is the return value of the function foo when it is called as foo(345, 10) ?
The call foo(345, 10) returns sum of decimal digits (because r is 10) in the number n. Sum of digits for 345 is 3 + 4 + 5 = 12. This solution is contributed by Pranjul Ahuja
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