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fix: added one more approach to solve the problem #191

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fix: added one more approach to solve the problem #191

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11 changes: 11 additions & 0 deletions leet_code_problems/addDigits.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -30,6 +30,17 @@ int sumDigits( int num ) {
}
return num % 9;
}
/*
You can find the sum of digits by using digital root method.

int sumDigits(int num)
{
if(num<10)
return num;
return (num%9==0 ? 0 : num%9);
}

*/

int main() {
int n;
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