OJ Board

I thought this algorithm i used is correct...but i got WAs.
Could anyone help me with it or provide some inputs for test?
#include<cstdio>
#include<iostream>
#include<string>
#include<algorithm>
using namespace std;

int main(){
#ifndef ONLINE_JUDGE
freopen("input.txt","r",stdin);
freopen("output ...

Thank you very much, @lighted!
Now i knew the difference between and .
p.s. My C++ Primer (Chinese Edition) says ends will output a space.

i tried and fixed some problems i found but i still got WA.
my code can pass the sample i/o data.

can anyone offer me some I/O data,plz?

or this is my code,if you are helpful and free,would you help me fix it?

......
cout<<name<<" at detail level "<<level<<ends;
......

Thank you brianfry713.
Finally i got AC.
But the mistake is that if a parity block is broken but the data blocks are still available, the disk is still vaild, not invalid.
(english may be not 100% appropriate)

Here is my code.
I tested the sample input and the output was right on my machine.
Can someone kind help find my mistake or offer me some test i/o,plz?
Or someone can plz post your AC code so that i can learn from you?
I'm confused with this problem for a whole day.
#include<stdio.h>
#include ...