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Cod sursa(job #324638)
var f,g:text;
n,i,x,p,u,m,op:longint;
a:array[1..100000] of longint;
//bufin:array[0..2097152] of byte;
begin
assign(f,'cautbin.in');
assign(g,'cautbin.out');
reset(f);
rewrite(g);
//settextbuf(f,bufin);
read(f,n);
for i:=1 to n do
read(f,a[i]);
read(f,m);
for i:=1 to m do begin
read(f,op,x);
p:=1;
u:=n;
if op=0 then
while p<=u do begin
m:=p+((u-p) shr 1);
if (a[m]=x) and (a[m+1]<>x) then
break;
if a[m]>x then
u:=m-1
else
p:=m+1;
end
else
while p<=u do begin
m:=(p+u) shr 1;
if (a[m]=x) then
break
else
if a[m]>x then
u:=m-1
else
p:=m+1;
end;
case op of
0:
if p<=u then
writeln(g,m)
else
writeln(g,-1);
1:
if a[m]=x then
writeln(g,m)
else
writeln(g,u);
2:if a[m]=x then
writeln(g,m)
else
writeln(g,p);
end;
end;
close(f);
close(g);
end.