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Cod sursa(job #236939)
#include <stdio.h>
int v[100100],n,m,a,x,i;
int bs1(int x)
{
int poz,ls,ld,mij;
ls=1;
ld=n;
while (ls<=ld)
{
mij=(ls+ld)>>1;
if (v[mij]==x) return mij;
if (v[mij]<x)
{
ls=mij+1;
}
else
{
ld=mij-1;
}
}
if (v[mij]!=0) return -1;
return mij;
}
int bs2(int x)
{
int ls,ld,mij;
ls=1;
ld=n;
while (ls<=ld)
{
mij=(ls+ld)>>1;
if (v[mij]<x)
{
ls=mij+1;
}
else
{
ld=mij-1;
}
}
return ld;
}
int bs3(int x)
{
int ld,ls,mij;
ls=1;
ld=n;
while (ls<=ld)
{
mij=(ls+ld)>>1;
if (v[mij]<x)
{
ls=mij+1;
}
else
{
ld=mij-1;
}
}
return ls;
}
int main()
{
freopen("cautbin.in","r",stdin);
freopen("cautbin.out","w",stdout);
scanf("%d", &n);
for (i=1;i<=n;++i)
scanf("%d", &v[i]);
scanf("%d", &m);
while(m--)
{
scanf("%d %d", &a,&x);
if (a==0) printf("%d\n", bs1(x));
if (a==1) printf("%d\n", bs2(x));
if (a==2) printf("%d\n", bs3(x));
}
return 0;
}