10 '14NZ^[w1EA
100 input "a=";A
110 input "b=";B
120 input "c=";C
130 U=C
140 V=C
150 for x=0 to 9
160 y=a*X*x*b*x+c
170 if y>=u then goto 190
180 u=y
190 if y<=v then goto 210
200 v=y
210 next x
220 print "ŏl=";u
230 print "ől=";v
240 end
