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