View Code of Problem 23

#include<stdio.h>
int main()
{
    int m,i;
    while(scanf("%d",&m)!=EOF)
    {
    	if(m!=0)
    	{
    	int sum=1,s1=1,s2=1;
    	for(i=1;i<=m+1;i++)
    	{
             if(i<3)
             sum=1;
             else
             {
             	sum=s1+s2;
             	s1=s2;
             	s2=sum;
			 }
    		
		}
		printf("%d\n",sum);
	    }
	    else
	    break;
	}
	return 0;
} 

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