a+b=c
a-b=c
a*b=c
a/b=c
by 甄黫陻堙 @ 2020-11-04 20:00:46
case '-':printf("%.2lf",(double)x[2]+x[0]);break;
by CE_WA_TLE @ 2020-11-04 20:04:01
@[CE_WA_TLE](/user/95612) 谢谢
by syf2008 @ 2020-11-04 20:16:43
此贴完结
by syf2008 @ 2020-11-04 20:20:47