Pagini recente » Cod sursa (job #3254413) | Cod sursa (job #2771443) | Cod sursa (job #1947912) | Cod sursa (job #1627280) | Cod sursa (job #2074994)
#include <cstdio>
using namespace std;
int n, a[100001], m, tip, x;
int lg, log;
void cit()
{
scanf("%d\n", &n);
for(int i=1; i<=n; i++)
scanf("%d", &a[i]);
}
int tip01(int lg, int x)
{
int i;
for(i=0; lg!=0; lg>>=1)
if(i + lg <= n && a[i+lg] <= x)
i+=lg;
if(a[i] != x)
return -1;
return i;
}
int tip2(int lg, int x)
{
int i;
for(i=n; lg!=0; lg>>=1)
if(i - lg > 0 && a[i-lg] >= x)
i-=lg;
return i;
}
int main()
{
freopen("cautbin.in", "r", stdin);
freopen("cautbin.out", "w", stdout);
cit();
for(lg=1; lg <=n; lg<<=1);
scanf("%d\n", &m);
for(int i=1; i<=m; i++)
{
scanf("%d %d\n", &tip, &x);
if(tip < 2)
printf("%d\n", tip01(lg, x));
else printf("%d\n", tip2(lg, x));
}
return 0;
}