Pagini recente » Cod sursa (job #2881196) | Cod sursa (job #3184512) | Cod sursa (job #1207381) | Cod sursa (job #304262) | Cod sursa (job #2412973)
#include <fstream>
using namespace std;
ifstream f("cautbin.in");
ofstream g("cautbin.out");
int n,m,i;
int tip,val;
int v[100001];
int cb0(int val)
{
int st=1,dr=n,mij,poz=-1;
while (st<=dr)
{
mij=(st+dr)/2;
if (v[mij]==val)
{
poz=mij;
st=mij+1;
}
else
if (v[mij]<val)
st=mij+1;
else
dr=mij-1;
}
return poz;
}
int cb1(int val)
{
int st=1,dr=n,mij,poz=-1;
while (st<=dr)
{
mij=(st+dr)/2;
if (v[mij]<=val)
{
poz=mij;
st=mij+1;
}
else
dr=mij-1;
}
return poz;
}
int cb2(int val)
{
int st=1,dr=n,mij,poz=-1;
while (st<=dr)
{
mij=(st+dr)/2;
if (v[mij]>=val)
{
poz=mij;
dr=mij-1;
}
else
st=mij+1;
}
return poz;
}
int main()
{
f>>n;
for (i=1;i<=n;i++)
f>>v[i];
f>>m;
for (i=1;i<=m;i++)
{
f>>tip>>val;
if (tip==0)
g<<cb0(val)<<"\n";
else if (tip==1)
g<<cb1(val)<<"\n";
else if (tip==2)
g<<cb2(val)<<"\n";
}
return 0;
}