#include <stdio.h>
int main()
{
int row,col,num = 5;
for(row = 1; row<= num; row--)
{
for(col = 1; col<= (2*num-1) ; col++)
{
if((col>= num-(row-1)) && (col<= num+(row-1)))
{
}
else
{
}
}
}
}
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