#include<stdio.h>
int ctof(int c)
{
int f;
    f=32+ c*9/5;
	return f;	
}
int main()
{
	int c,f;
	for(c=-100;c<=150;c=c+5)
	{
		printf("c=%d->f=%d\n",c,ctof(c));
	}
	return 0;
	
}