Pagini recente » Cod sursa (job #2386944) | Cod sursa (job #1865841) | Cod sursa (job #2464632) | Cod sursa (job #1573268) | Cod sursa (job #2417714)
#include <bits/stdc++.h>
using namespace std;
ifstream f("cautbin.in");
ofstream g("cautbin.out");
int c,v[100005],n,m,x,t,st,dr,mij;
int main()
{
f >> n;
for (int i=1;i<=n;i++) {
f >> v[i];
}
f >> m;
for (int k=1;k<=m;k++) {
f >> c >> x;
st=1;
dr=n;
if (c==0) {
mij=(st+dr+1)/2;
while (st!=dr) {
if (v[mij]<=x) {
st=mij;
}
else {
dr=mij-1;
}
mij=(st+dr+1)/2;
}
if (v[st]==x)
g << mij<<'\n';
else
g << -1 << '\n';
}
else if (c==1) {
mij=(st+dr+1)/2;
while (st!=dr) {
if (v[mij]<=x) {
st=mij;
}
else {
dr=mij-1;
}
mij=(st+dr+1)/2;
}
g << mij<<'\n';
}
else {
while (st!=dr)
{
mij=(st+dr)/2;
if (v[mij]>=x)
{
dr=mij;
}
else
st=mij+1;
}
g<<st<<'\n';
}
}
return 0;
}