Cod sursa(job #201844)
Utilizator | Data | 4 august 2008 12:15:29 | |
---|---|---|---|
Problema | Stramosi | Scor | 80 |
Compilator | fpc | Status | done |
Runda | Arhiva de probleme | Marime | 0.45 kb |
program stramosi_010;
var a:array[0..250001,0..18] of longint;
n,m,i,j,u,v:longint;
f,g:text;
BEGIN
assign(f,'stramosi.in'); reset(f);
readln(f,n,m);
for i:=1 to n do read(f,a[i,0]);
for j:=1 to 17 do
for i:=1 to n do a[i,j]:=a[a[i,j-1],j-1];
assign(g,'stramosi.out'); rewrite(g);
for i:=1 to m do begin
readln(f,u,v);
for j:=0 to 17 do if v and (1 shl j)<>0 then u:=a[u,j];
writeln(g,u);
end;
close(f); close(g);
END.