In [#367 Div. 2](http://mirror.codeforces.com/blog/entry/46492)[problem:706C] [submission:19790402] I got WA on test 79,↵
However, I thought I got the correct answer when I used Custom Invocation.↵
↵
**What the problem is???**↵
↵
I passed this problem by replace _%ld_ with _%d_, but I do want to know **Why I get different answers between custom invocation and problem test?**↵
↵
By the way, I'm glad to know Howcanto cause this WA, since I thought there is no different between _%ld_ and _%d_ in GNU G++11 5.10 :)
However, I thought I got the correct answer when I used Custom Invocation.↵
↵
**What the problem is???**↵
↵
I passed this problem by replace _%ld_ with _%d_, but I do want to know **Why I get different answers between custom invocation and problem test?**↵
↵
By the way, I'm glad to know How