OJ Board

Thank you, i have forgotten to print a blank line

i am getting WA but i got accurate answer using http://www.udebug.com/UVa/11428 output:

#include <iostream>
#include <cstdio>
#include <cmath>

using namespace std;

int main()
{
int num;
int arr[100];
int a,b;
// freopen("text.txt","r",stdin);
while(scanf("%d",&num)==1)
{
if(num==0) break ...

thank you lighted . i can not do this type of error again.

I am getting wrong answer though i have gotten equivalent postfix expression. may be i am not printing a blank line properly. pls help me .

here my code :
#include <iostream>
#include<cstdio>
#include <cstring>
#include <cstdlib>
#include <string>
#include <algorithm>
#include <stack>

using ...

I am getting presentation error .
Please someone help me?

#include <iostream>
#include <cstdio>
#include <cstring>


using namespace std;
void reverse_string(char* pch)
{
int len=strlen(pch);
char temp;
for(int i=0;i<len/2;i++)
{
temp=pch ;
pch =pch[len-i-1];
pch[len-i-1]=temp;
}
printf ...