OJ Board

#include<iostream>
using namespace std;
int main()
{
int x,i,j,a=0,b=0,c=1;
cin>>x;

while(x--)
{
i=0;j=0;
cin>>i>>j;

while(j--)
{

a=0;b=0;c=1;
for(a=1;a<=i;a++)
{
for(b=0;b<a;b++)
{
cout<<c;

}
c++;
cout<<endl;
}
c=i-1;
for(a=i;a>0;a--)
{
for(b=1;b<a;b++)
{
cout<<c ...