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#include <stdio.h>
#include <stdlib.h>
int v[100000];
int main(){
FILE *fin, *fout;
fin=fopen("cautbin.in", "r");
fout=fopen("cautbin.out", "w");
int i, n, m, c, x, dr, st, mij;
fscanf(fin, "%d", &n);
for(i=1; i<=n; i++)
fscanf(fin, "%d", &v[i]);
fscanf(fin, "%d", &m);
while(m--){
fscanf(fin, "%d%d", &c, &x);
st=1; dr=n;
while(st<=dr){
mij=(st+dr)/2;
if(x==v[mij]) st=dr+1;
else if(x<v[mij]) dr=mij-1;///daca e mai mic strict micsoram bariera dreapta
else st=mij+1;///daca e mai mare se mareste bariera stamga, dar daca e egal tot marim bariera stanga
}
if(c<2)
while(v[mij+1]==x) mij++;
else if(c==2 && v[mij]==x)
while(v[mij-1]==x) mij--;
if(v[mij]!=x){
if(c==0) mij=-1;
else if(c==1) mij=dr;
else mij=st;
}
fprintf(fout, "%d\n", mij);
}
fclose(fin);
fclose(fout);
return 0;
}