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  1. program prim;
  2. var
  3. i, j : integer;
  4. begin
  5. for i := 2 to 50 do
  6. begin
  7. for j := 2 to i do
  8. if (i mod j) = 0 then
  9. break; {* ha van osztója, nem prím! *}
  10.  
  11. if (j = i) then
  12. writeln(i , ' prim' );
  13. end;
  14. end.
Success #stdin #stdout 0s 328KB
stdin
Standard input is empty
stdout
2 prim
3 prim
5 prim
7 prim
11 prim
13 prim
17 prim
19 prim
23 prim
29 prim
31 prim
37 prim
41 prim
43 prim
47 prim