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Cod sursa(job #354718)
#include<cstdio>
const int N = 1<<17;
int v[N],n,m,x,tip;
int caut()
{
int i,pas;
if(tip==2)
--x;
for(pas=1 ; pas<=n ; pas<<=1);
for(i=0 ; pas ; pas>>=1)
if(i+pas<=n && v[i+pas]<=x)
i+=pas;
if(tip==0 && x!=v[i])
return -1;
if(tip==2)
return 1+i;
return i;
}
int main()
{
freopen("cautbin.in","r",stdin);
freopen("cautbin.out","w",stdout);
scanf("%d",&n);
for(int i=1 ; i<=n ; ++i)
scanf("%d",&v[i]);
scanf("%d",&m);
while(m--)
{
scanf("%d%d",&tip,&x);
printf("%d\n",caut());
}
return 0;
}