Cod sursa(job #201589)
#include<stdio.h>
#include<stdlib.h>
#define NMAX 100000
struct qry{char tip;int x;};
int main(){
freopen("cautbin.in","r",stdin);
freopen("cautbin.out","w",stdout);
int i,j,r;
int v[NMAX+1],n,m,tip,x;
scanf("%d",&n);
for(i=1;i<=n;i++) scanf("%d",&v[i]);
scanf("%d",&m);
for(j=1;j<=m;j++){
scanf("%d%d",&tip,&x);
switch(tip){
case 0: r=-1;
for(i=1;i<=n;i++)
if(x==v[i]) {r=i;break;}
while(r<n&&v[r]==x&&v[r+1]==x) r++;
break;
case 1: for(i=1;i<=n;i++)
if(v[i]<=x);
else break;
r=i-1;
break;
case 2: for(i=n;i>0;i--)
if(v[i]>=x);
else break;
r=i+1;
break;
}
printf("%d\n",r);
}
return 0;
}