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Cod sursa(job #269211)
var f,g:text;
n,m,i,x,q,y:longint;
a:array[0..100001] of longint;
procedure citire;
begin
assign(f,'cautbin.in');
reset(f);
readln(f,n);
for i:=1 to n do read(f,a[i]);
readln(f);
assign(g,'cautbin.out');
rewrite(g);
end;
function caut(x,st,dr:longint):longint;
begin
m:=(st+dr) div 2;
if (x=a[m]) or (st>=dr) then caut:=m
else if x>a[m] then caut:=caut(x,m+1,dr)
else caut:=caut(x,st,m);
end;
function caut1(x,st,dr:longint):longint;
begin
while st<=dr do begin
m:=(st+dr) div 2;
if x<a[m] then dr:=m-1
else begin caut1:=m; st:=m+1; end;
end;
end;
function caut2(x,st,dr:longint):longint;
begin
while st<=dr do begin
m:=(st+dr) div 2;
if x<=a[m] then begin caut2:=m; dr:=m-1; end
else begin st:=m+1; end;
end;
end;
procedure rasp;
begin
readln(f,m);
for i:=1 to m do begin
readln(f,q,x);
case q of
0: begin y:=caut(x,1,n); if x=a[y] then begin while a[y+1]=x do inc(y); writeln(g,y); end
else writeln(g,-1); end;
1: writeln(g,caut1(x,1,n));
2: writeln(g,caut2(x,1,n));
end;
end;
close(g);
end;
begin
citire;
rasp;
end.