OJ Board

I used BFS and still getting WA.
Can anyone help me with this pls

#include <iostream>
#include <stdio.h>
#include <math.h>

using namespace std;

class Node
{
public:
Node(){}
char color;
int d;
};

class Queue
{
public:
Queue(int n)
{
Q = new int[n];
len = 0;
}
int len;
int* Q;
void ...

got AC!!
ty so much :X

my code for output is:

cout<<"matrix for city "<<city<<endl;
for(int i=0;i<n;i++)
{
for(int j=0;j<n;j++)
cout<<r[j]<<" ";
cout<<endl;
}

what is the problem?

#include <iostream>
#include <cstdio>
using namespace std;

void check(int b,int g,int c);

long long int boxes[3][3];
char bin[3];
long long int Min,sum;

int main()
{
bool flag = false;
while(!flag)
{
Min = 999999999999999999;
for(int i=0;i<3;i++)
{
for(int j=0;j<3;j++)
{
if(scanf("%lld ...