Nu aveti permisiuni pentru a descarca fisierul grader_test2.ok
Cod sursa(job #1799922)
| Utilizator | Data | 6 noiembrie 2016 23:53:10 | |
|---|---|---|---|
| Problema | Cautare binara | Scor | 0 |
| Compilator | cpp | Status | done |
| Runda | Arhiva educationala | Marime | 0.75 kb |
#include <fstream>
#include <algorithm>
using namespace std;
ifstream cin ("cautbin.in");
ofstream cout ("cautbin.out");
int n, i, a[100001], m, test, x, p;
int main ()
{
cin >> n;
for (i=1; i<=n; i++)
cin >> a[i];
cin >> m;
for (i=1; i<=m; i++){
cin >> test >> x;
if (test==0){
p = upper_bound(a+1, a+n+1, x)-a;
p--;
if (a[p]!=x) cout << 0 << '\n';
else cout << p << '\n';
}
else if (test==1){
p = upper_bound(a+1, a+n+1, x) - a;
if (p>0) p--;
cout << p<< '\n';
}
else {
p = lower_bound(a+1, a+n+1, x)-a;
cout << p << '\n';
}
}
return 0;
}
