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CodeFu 2010 Results

Final Round Results

Goran's solution for 100: SumItUp, written in Java, submitted on 09.05.2010 12:10:03

public class SumItUp {

	 public int sum(int N) {
		    if(N>=1 && N<=9) return N;
		    int b=N, s=0;
		    while(true){
		    	s = func(b);
		    	if(s<10)
		    		return s;
		    	b = s;
		    }
	 }

	public int func(int n){
		int sum=0;
		while(n>0){
			sum += n%10;
			n/=10;
		}
		return sum;
	}

}