This is the minimum C program:-
It is equivalent to this Pascal program:-
Every C program must have one and only one main() function.
The {} groups statements together and, as can be seen from above, the { is equivalent to begin and the } is the same as end in Pascal.
Comments can be placed anywhere inside C programs using /* and */. These work the same as { and } in Pascal, for example:-
Comments cannot, usually, be nested, so:-
...is illegal.