Pagini recente » Diferente pentru problema/heavymetal intre reviziile 10 si 11 | Diferente pentru documentatie/conventii-de-formatare intre reviziile 10 si 9 | Diferente pentru utilizator/loo_k01 intre reviziile 40 si 39 | Istoria paginii utilizator/nicky | Cod sursa (job #2989968)
#include <bits/stdc++.h>
using namespace std;
ifstream in("cautbin.in");
ofstream out("cautbin.out");
int cautbin2(int x, int n, int a[]){
int st = 0, dr = n - 1;
int mid = 0;
int sol=n+1;
while (st<=dr)
{
mid=(st+dr)/2;
if (a[mid]>=x)
{
sol=mid;
dr=mid-1;
}
else
st=mid+1;
}
return sol + 1;
}
int cautbin1(int x, int n, int a[]){
int st = 0, dr = n - 1;
int ok = 0;
int mid = 0;
while(st <= dr){
mid = (st + dr) / 2;
if(x >= a[mid]){
st = mid + 1;
}
else{
dr = mid - 1;
}
}
return st;
}
int cautbin0(int x, int n, int a[]){
int st = 0, dr = n - 1;
int ok = 0;
int mid = 0;
int cer1 = 0;
while(st <= dr){
mid = (st + dr) / 2;
if(x == a[mid]){
ok = 1;
cer1 = mid;
}
if(x >= a[mid]){
st = mid + 1;
}
else{
dr = mid - 1;
}
}
if(ok == 1){
return cer1;
}
return -1;
}
int main() {
int n, a[100001];
cin >> n;
for(int i = 0;i < n;i++){
cin >> a[i];
}
int m;
cin >> m;
for(int i = 0;i < m;i++){
int c, x;
cin >> c >> x;
if(c == 0){
cout << cautbin0(x, n, a) + 1 << '\n';
}
else if(c == 1){
cout << cautbin1(x, n, a) << '\n';
}
else{
cout << cautbin2(x, n, a) << '\n';
}
}
return 0;
}