Var ar:array[1..n] of integer; ar2:array[1..n] of integer; i,k:integer;
function prost(a:integer):boolean; var i:integer; b:boolean; begin b:=true; for i:=2 to a div 2 do if a mod i=0 then begin; b:=false; break; end; if a=1 then b:=false; prost:=b; end;
begin; randomize; k:=0; for i:=1 to n do begin; ar[i]:=random(101); write(ar[i]:4); end; writeln; for i:=1 to n do if prost(ar[i]) then begin; inc(k); ar2[k]:=ar[i]; write(ar2[k]:4); end; end.
' QBASIC CONST n = 10 DIM a(1 TO n) AS DOUBLE, b(1 TO n) AS DOUBLE, x(1 TO n) AS DOUBLE RANDOMIZE TIMER CLS FOR i = 1 TO n a(i) = 50 * RND - 25 b(i) = 50 * RND - 25 IF a(i) <> 0 THEN x(i) = b(i) / a(i) ELSE x(i) = 0 END IF PRINT USING "###."; a(i); PRINT " * "; PRINT USING "###."; x(i); PRINT " = "; PRINT USING "###."; b(i) NEXT i
n=5;
Var
ar:array[1..n] of integer;
ar2:array[1..n] of integer;
i,k:integer;
function prost(a:integer):boolean;
var i:integer;
b:boolean;
begin
b:=true;
for i:=2 to a div 2 do
if a mod i=0 then
begin;
b:=false;
break;
end;
if a=1 then b:=false;
prost:=b;
end;
begin;
randomize;
k:=0;
for i:=1 to n do
begin;
ar[i]:=random(101);
write(ar[i]:4);
end;
writeln;
for i:=1 to n do
if prost(ar[i]) then
begin;
inc(k);
ar2[k]:=ar[i];
write(ar2[k]:4);
end;
end.
CONST n = 10
DIM a(1 TO n) AS DOUBLE, b(1 TO n) AS DOUBLE, x(1 TO n) AS DOUBLE
RANDOMIZE TIMER
CLS
FOR i = 1 TO n
a(i) = 50 * RND - 25
b(i) = 50 * RND - 25
IF a(i) <> 0 THEN
x(i) = b(i) / a(i)
ELSE
x(i) = 0
END IF
PRINT USING "###."; a(i);
PRINT " * ";
PRINT USING "###."; x(i);
PRINT " = ";
PRINT USING "###."; b(i)
NEXT i
Тестовое решение:
-14.65854 * 0.53867 = -7.89606
-14.19729 * 1.08311 = -15.37722
-17.21156 * -0.07488 = 1.28888
16.17024 * -1.09750 = -17.74690
-13.80126 * -1.06180 = 14.65417
17.78583 * 0.83055 = 14.77207
-10.95534 * -1.58899 = 17.40791
-11.84992 * 1.66222 = -19.69714
-24.91831 * -0.95948 = 23.90864
-12.68757 * 0.84160 = -10.67785