var ss,tt:string; j:integer; begin ss:= 'krokodill'; tt:=''; j:=2; while ss[j]<>'d' do begin tt:=tt+char(byte(ss[j])+2); inc(j); end; write(tt); readln; end.
var sum,j: integer; begin sum:=0; j:=1; while 5>3 do begin inc(j); if (j>2) and (j<5) then continue; inc(sum,j); if j>5 then break; end; write(sum); readln; end.
var sum,rr:real; begin rr:=1; sum:=0; while rr > 0.126 do begin sum:=sum+rr; rr:=rr/2; end; write(sum:0:3); readln; end.
var sum:integer; bb:byte; begin bb:=128; sum:=0; while bb<1024 do begin inc(sum,bb); bb:=bb*2; end; write(sum); readln; end.
var bb:integer; sum:real; begin bb:= 1/8; sum:=0; while bb < 1 do begin sum:=sum+bb; bb:= bb * 2; end; write(sum); readln; end.