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  1. program formula1;
  2. type elenco = array[1..2000] of qword;
  3. var N,Q,i,j, p,t,minimo :qword;
  4.     a, b, c :array[1..2000] of qword;
  5.     valore, id : elenco;
  6.  
  7. function calcolavalore (aa,bb,cc,tt:qword): qword;
  8.  
  9. begin
  10.    calcolavalore:=aa*tt*tt+bb*tt+cc;
  11. end;   
  12.  
  13. Procedure scambia (var aa,bb: qword);
  14. var x:qword;
  15. begin
  16.    x:=aa;
  17.    aa:=bb;
  18.    bb:=x;
  19. end;  
  20. Procedure ordinamento (estremoi,estremos: qword; var v : elenco;var u : elenco; ordinato:boolean);
  21. var inf, sup, medio:qword;
  22.     pivot :qword;
  23. begin
  24.     inf:=estremoi;
  25.     sup:=estremos;
  26.     medio:= (estremoi+estremos) div 2;
  27.     pivot:=v[medio];
  28.     repeat
  29.       if (ordinato) then
  30.          begin
  31.             while (v[inf]>pivot) do  inf:=inf+1;
  32.             while (v[sup]<pivot) do  sup:=sup-1;
  33.          end;
  34.       if inf<=sup then
  35.        begin
  36.          scambia(v[inf],v[sup]);
  37.          scambia(u[inf],u[sup]);
  38.          inf:=inf+1;
  39.          sup:=sup-1;
  40.        end;
  41.     until inf>sup;
  42.     if (estremoi<sup) then ordinamento(estremoi,sup,v,u,ordinato);
  43.     if (inf<estremos) then ordinamento(inf,estremos,v,u,ordinato);
  44. end;
  45.  
  46. begin
  47.          (*assign(input,  'input.txt');  reset(input);
  48.          assign(output, 'output.txt'); rewrite(output);	*)
  49.         readln(N);
  50. 	for i:=1 to N do begin readln(a[i],b[i],c[i]); id[i]:=i; end;
  51. 	readln(Q);
  52. 	for i:=1 to Q do
  53. 	              begin
  54. 	                readln (p,t); 
  55. 	                for j:=1 to N do valore[j]:=calcolavalore(a[j],b[j],c[j],t);
  56. 	                ordinamento(1,N,valore, id, true);
  57. 	                j:=1; minimo:=id[p];
  58.                     while j<=N do begin
  59.                               if valore[j]<>valore[p] then j:=j+1
  60.                                           else
  61.                                             if id[j]<minimo then begin minimo:=id[j]; j:=j+1; end
  62.                                                                else  j:=j+1;
  63.  
  64.                             end;            
  65.  
  66.                        writeln(minimo);
  67. 	                for j:=1 to N do begin valore[j]:=0; id[j]:=j; end;
  68. 	              end;
  69.  
  70. end.
Success #stdin #stdout 0s 5308KB
comments (?)
stdin
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5
2 4 6
3 3 8
4 0 5
1 4 6
7 7 4
3
2 0
1 1
4 2
stdout
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1
5
3
https://ideone.com/jFLjjJ
language:
Pascal (fpc 3.0.4)
created:
4 hours ago
visibility:
public

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