#include <stdio.h>
 􁔧 fahr=0􀋈20􀋈… 􀋈300 􁯊􀋈􀟚􀟿
main()
{
int fahr, celsius;
int lower, upper, step;
lower = 0;
upper = 300;
step = 20;
fahr = lower;
while (fahr <= upper) {
celsius = 5 * (fahr32)
/ 9;
printf("%d\t%d\n", fahr, celsius);
fahr = fahr + step;
}
}
我真的不懂谁能解释的简洁点通俗点补盛感激

第二行是什么呀

忽略二行