What is a declaration syntax error?

Answer 1

Such error means just you made a syntax mistake in declaration. Show your code to get more information

Answer 2

#include <iostream>
void main()
{
int ro,col;
int rono;//=5;
For (ro=1;ro<=rono;ro++)
{
For (col=1;col<=rono;col++)
{
Cout <<"* " ;
}
Endl ;
}
}