
A=parse("W+E."),write(aa)?
W=34?
E=45?
B=eval(A),write(bb)?
.
X=34?
Y=parse("X+X."),write(cc)?
Z=eval(Y),write(dd)?
.
W=1?
Q=parse("(1+",Flag),Flag:\==error,write("WRONG 1!")?
R=parse("1+2",Flag),Flag:\==error,write("WRONG 2!")?
.
A=parse?
X=A(Q)?
Q="1+2."?
B=eval(X)?
.
A=parse("""1+2."".")?
B=parse(A)?
C=eval(B)?
.
A=parse(S)?
S="1+2."?
C=eval(A)?
.

