I am new for pascal. 
I download a pascal compiler & typed some syntaxes & tried to run but the black screen want apppear
It prompt a messege saying that compiling is successful,but the black screen want appear.
I downloaded another few compilers & tried it but same error occurs again & again.
Please help..............

I download a pascal compiler & typed some syntaxes & tried to run but the black screen want apppear

It prompt a messege saying that compiling is successful,but the black screen want appear.
I downloaded another few compilers & tried it but same error occurs again & again.
Please help..............