基础:摄氏华氏对照表的打印问题
#include <stdio.h>main()
{
float fahr, celsius;
int lower,upper,step;
lower=0;
upper-300;
step=20;
fahr=lower;
while (fahr<=upper){
celsius=(5.0/9.0)*(fahr-32.0);
printf("%3.0f %6.1f\n", fahr, celsius);
fahr=fahr+step;
}
}
报错了,求教