Pagini recente » Cod sursa (job #2104561) | Cod sursa (job #827859) | Cod sursa (job #1017001) | Cod sursa (job #2183473) | Cod sursa (job #1641928)
#include <fstream>
//Imi urasc viata
using namespace std;
ifstream fin("cautbin.in");
ofstream fout("cautbin.out");
#define NMAX 100001
int V[NMAX],n,k;
int CB1(int s, int d){
int sol=-1,m;
while(s<=d){
m=(s+d)/2;
if(V[m]<=k)
{
if(V[m]==k)
sol=m;
s=m+1;
}
else
d=m-1;
}
return sol;
}
int CB2(int s,int d){
int sol=1,m;
while(s<=d){
m=(s+d)/2;
if(V[m]<=k){
sol=m;
s=m+1;
}
else
d=m-1;
}
return sol;
}
int CB3(int s,int d){
int sol=1,m;
while(s<=d){
m=(s+d)/2;
if(V[m]>=k){
sol=m;
d=m-1;
}
else
s=m+1;
}
return sol;
}
int main(){
int Z,X;
fin>>n;
for(int i=1;i<=n;i++)
fin>>V[i];
fin>>Z;
while(Z--)
{
fin>>X>>k;
if(X==0)
fout<<CB1(1,n)<<"\n";
if(X==1)
fout<<CB2(1,n)<<"\n";
if(X==2)
fout<<CB3(1,n)<<"\n";
}
return 0;
}