不服的就来试试吧！

1+2
+3
+8-2+4-2-5-6+8-4+5-2+4-5-7+4-1+7-5+4-7+4-5+4-4+4-+1-7+5-1+4-5+1-4+7-5+1-7+5-1+4-5+1-7+5-4+7-5+4-7+1-4+5-1+4-5+5-5+5-4+4-5+2-7+2-1+4-5+1-7+5-1+4-4+2-1+4-5+2-4+2-1+2+3+8-2+4-2-5-6+8-4+5-2+4-5-7+4-1+7-5+4-7+4-5+4-4+4-+1-7+5-1+4-5+1-4+7-5+1-7+5-1+4-5+1-7+5-4+7-5+4-7+1-4+5-1+4-5+5-5+5-4+4-5+2-7+2-1+4-5+1-7+5-1+4-4+2-1+4-5+2-4+2-1+2+3+8-2+4-2-5-6+8-4+5-2+4-5-7+4-1+7-5+4-7+4-5+4-4+4-+1-7+5-1+4-5+1-4+7-5+1-7+5-1+4-5+1-7+5-4+7-5+4-7+1-4+5-1+4-5+5-5+5-4+4-5+2-7+2-1+4-5+1-7+5-1+4-4+2-1+4-5+2-4+2-1+2+3+8-2+4-2-5-6+8-4+5-2+4-5-7+4-1+7-5+4-7+4-5+4-4+4-+1-7+5-1+4-5+1-4+7-5+1-7+5-1+4-5+1-7+5-4+7-5+4-7+1-4+5-1+4-5+5-5+5-4+4-5+2-7+2-1+4-5+1-7+5-1+4-4+2-1+4-5+2-4+2-1+2+3+8-2+4-2-5-6+8-4+5-2+4-5-7+4-1+7-5+4-7+4-5+4-4+4-+1-7+5-1+4-5+1-4+7-5+1-7+5-1+4-5+1-7+5-4+7-5+4-7+1-4+5-1+4-5+5-5+5-4+4-5+2-7+2-1+4-5+1-7+5-1+4-4+2-1+4-5+2-4+2-1+2+3+8-2+4-2-5-6+8-4+5-2+4-5-7+4-1+7-5+4-7+4-5+4-4+4-+1-7+5-1+4-5+1-4+7-5+1-7+5-1+4-5+1-7+5-4+7-5+4-7+1-4+5-1+4-5+5-5+5-4+4-5+2-7+2-1+4-5+1-7+5-1+4-4+2-1+4-5+2-4+2-1+2+3+8-2+4-2-5-6+8-4+5-2+4-5-7+4-1+7-5+4-7+4-5+4-4+4-+1-7+5-1+4-5+1-4+7-5+1-7+5-1+4-5+1-7+5-4+7-5+4-7+1-4+5-1+4-5+5-5+5-4+4-5+2-7+2-1+4-5+1-7+5-1+4-4+2-1+4-5+2-4+2-1+2+3+8-2+4-2-5-6+8-4+5-2+4-5-7+4-1+7-5+4-7+4-5+4-4+4-+1-7+5-1+4-5+1-4+7-5+1-7+5-1+4-5+1-7+5-4+7-5+4-7+1-4+5-1+4-5+5-5+5-4+4-5+2-7+2-1+4-5+1-7+5-1+4-4+2-1+4-5+2-4+2=？？？

减也是加，把减号当负号

2.55684263358947258526324785483593562562422+5.23886838242438383417286806863
15356824286
82438642403425683424353528653836524=?
具体到小数点30位。

3.14159265754+00.21258654126981=?

楼上都屌爆了