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Cod sursa(job #786551)
#include <stdio.h>
#include <stdlib.h>
#define K 16
#define W 1000000
int v[W];
int cautb0 (int x,int n)
{
int i=0,pas=1<<K;
while (pas!=0)
{
if (i+pas<n&&v[i+pas]==x)
i+=pas;
pas/=2;
}
if(v[i] == x)
return i;
else
return -2;
}
int cautb1 (int x,int n)
{
int i=0,pas=1<<K;
while (pas!=0)
{
if (i+pas<n&&v[i+pas]<=x)
i+=pas;
pas/=2;
}
return i;
}
int cautb2 (int x, int n)
{
int i=0,pas=1<<K;
while (pas!=0)
{
if (i+pas<n&&v[i+pas]<x)
i+=pas;
pas/=2;
}
return 1+i;
}
int main()
{
FILE * fin, *fout;
fin=fopen("cautbin.in","r");
fout=fopen("cautbin.out","w");
int n,i,nri,intrebare,x,d;
fscanf(fin,"%d",&n);
for (i=0; i<n; i++)
{
fscanf(fin,"%d",&v[i]);
}
fscanf(fin,"%d",&nri);
for (i=1; i<=nri; i++)
{
fscanf(fin,"%d",&intrebare);
fscanf(fin,"%d",&x);
if (intrebare==0)
d=cautb0(x,n);
if (intrebare==1)
d=cautb1(x,n);
if (intrebare==2)
d=cautb2(x,n);
fprintf (fout,"%d\n",d + 1);
}
fclose(fin);
fclose(fout);
return 0;
}