NICK'S ELECTRICAL TEST EQUIPMENT

//declare FtoC

void FtoC(int start, int end, int increment);

void main(void)
{
//declare

intstart1, end1, increment1;

//input

printf("Enter the start, end and increment values: ");
scanf("%d %d %d", &start1, &end1, &increment1);

//call
FtoC(start1, end1, increment1);
} //exit main

//function defination

void FtoC ( int start, int end, int increment )
{
intCel;
floatFah;

printf("Fahrenheit Celsiusn");
printf("--------- -------n");

for (Fah = start; Fah <= end; Fah = Fah + increment)
{

//calculate and print
Cel = 5.0 * (Fah - 32)/9;

printf("%9.1d %8.2fn", Fah, Cel);

}//end for

} //end

Whats wrong with my program i can succeed in running it, but but i cannot get a proper answer. Pls Help.