begin comment library 1; integer i, p; i := 0; for p := 1 step 1 until 4 do begin own integer i; if p = 1 then i := 3 else i := 2 * i; begin integer j, i; j := 4; i := 0 end; outreal(1, i); end; end algol begin comment library 1; integer i, p; i := 0; for p := 1 step 1 until 4 do begin own integer i; if p = 1 then i := 3 else i := 2 * i; begin own integer j, i; i := 0; if i = 0 then j := 4 else j := 4 * i; end; outreal(1, i); i := 0; end; i := 0; end algol begin comment library 1; integer i, p; i := 0; for p := 1 step 1 until 4 do begin own integer i; if p = 1 then i := 3 else i := 2 * i; begin own integer j, i; if i = 0 then j := 4 else j := 4 * i; outreal(1, j); end; i := 0; end; i := 0; end algol begin comment library 1; real x; x := 1.; outreal(1, x); end algol begin comment library 1; real x; x := 1.@; outreal(1, x); end algol begin comment library 1; real x; x := @+;outreal(1, x); end algol begin comment library 1; real x; x := @; outreal(1, x); end algol begin comment library 1; real x; x := .; outreal(1, x); end algol begin comment library 1; real x; x := @-1000; outreal(1, x); end algol begin comment library 1; integer i; procedure p; begin integer j; procedure q; if i > 10 then goto l; j := i := i + 1; q; outreal(1, j); p; l :; outreal(1, j); end; i := 1; p; end kdf9