// expression
var a=3,b=2,c;.
 c:=a+1.
begin c; c+1!=1 ; c+1=5 end.
for(;b>=0;b:=b-1) print('random(100): %d',random(100)) .
begin ++1--1; 1<<2+3%2; 2&1 end.
  -1+2*3/%2.
   (1+2.
4!!.

if   0 then 1
elif 1>2 then 2
elif false then 3
else 4.