标签:des style java color os strong 数据 io
123 -234.00
123.00 234.00
#include<stdio.h>
int main()
{
double n;
while(scanf("%lf",&n)!=EOF)
{
if(n<0) printf("%.2lf\n",-n);
else printf("%.2lf\n",n);
}
return 0;
}
标签:des style java color os strong 数据 io
原文地址:http://blog.csdn.net/qq_16767427/article/details/38110333