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Cod sursa(job #657204)
#include <fstream>
using namespace std;
int n,m,i,v[101000];
int cautare0(int x)
{
int p,u,m,poz;
p=1;
u=1;
poz=-1;
while(p<=u)
{
m=(p+u)/2;
if(x==v[m])
{
poz=m;
p=m+1;
}
else
if(x<v[m])
u=m-1;
else
p=m+1;
}
return poz;
}
int cautare1(int x)
{
int p,u,m,poz;
p=1;
u=n;
poz=1;
while(p<=u)
{
m=(p+u)/2;
if(x>=v[m])
{
poz=m;
p=m+1;
}
else
u=m-1;
}
return poz;
}
int cautare2(int x)
{
int p,u,m,poz;
p=1;
u=n;
poz=1;
while(p<=u)
{
m=(p+u)/2;
if(x<=v[m])
{
poz=m;
u=m-1;
}
else
p=m+1;
}
return poz;
}
int main()
{
ifstream f("cautbin.in");
ofstream g("cautbin.out");
f>>n;
for (i=1;i<=n;i++)
f>>v[i];
f>>m;
for (i=1;i<=m;i++)
{
f>>tip; f>>x;
if (tip==0)
g<<cautare0(x)<<"\n";
if (tip==1)
g<<cautare1(x)<<"\n";
if (tip==2)
g<<cautare2(x)<<"\n";
}
return 0;
}