View Code of Problem 48

#include <stdio.h>
int main()
{
	float a=2.0,b=1.0,c,sum=0;
  	int n;
  	scanf("%d",&n);
  	while (n--)
        {
        	sum+=a/b;
          	t=a;
          	a=a+b;
          	b=t;
        
        
        }
  	printf("%.6f",sum);




}
/*
Main.c: In function 'main':
Main.c:10:12: error: 't' undeclared (first use in this function)
            t=a;
            ^
Main.c:10:12: note: each undeclared identifier is reported only once for each function it appears in
Main.c:4:20: warning: unused variable 'c' [-Wunused-variable]
  float a=2.0,b=1.0,c,sum=0;
                    ^
*/