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I think I can find my fault with your I/O.. Thanks ! But may I ask you a question ? How can you foud these I/O which you provide for me ? I'm sorry! I am green hand in this website!

Hello everyone This problem I want to solve with binary search. But in the end ,I found I was fault .Every samples I can thought is OK in this code ,but I continuely got WA.I can't find any criticle input for which my codes fails....please provide me some criticle input...PLZZZZZZZ.... :D :D ...

brianfry713 wrote:Doesn't match the sample I/O. Is this code for problem #11995?

I so sorry! I forget that this problem #11995 I have solved. And this question is for the problem #11991. SORRY!! Thank you all the same

hello guys!
I'v got wrong answer! :cry:
what's wrong with my codes(c++) PLZZZZ...


#include <cstdio>
#include <cmath>
#include <queue>
#include <stack>
#include <algorithm>
#include <string.h>
#include <iostream>
#include <cmath>
using namespace std;
int n,m,a[1000001],b[1000001],c[1000000],k ...