n,m小于200000,然后
0<=wi,vi<=1e6
by King_of_gamers @ 2018-10-13 09:41:20
@[_int_me](/space/show?uid=42970) 你见过逗号隔开一位0的?
by King_of_gamers @ 2018-10-13 09:41:54
三位一逗号才对
by King_of_gamers @ 2018-10-13 09:42:10
谢 [炜哥](/space/show?uid=28810)@[炜哥](/space/show?uid=28810)
by _int_me @ 2018-10-13 10:20:38