Pagini recente » Cod sursa (job #350132) | Cod sursa (job #131112) | Cod sursa (job #1748739) | Cod sursa (job #537082) | Cod sursa (job #1472207)
#include <iostream>
#include <stdio.h>
using namespace std;
int m, n, v[100005];
int bsearch0 (int x) {
int mid, l = 0, r = n;
while (l < r) {
mid = (l + r) / 2;
if (x < v[mid]) {
r = mid - 1;
} else {
l = mid + 1;
}
}
if (v[mid] == x) {
return mid;
}
return -1;
}
int bsearch1 (int x) {
int mid, l = 0, r = n;
while (l < r) {
mid = (l + r) / 2;
if (x < v[mid]) {
r = mid - 1;
} else {
l = mid + 1;
}
}
return mid;
}
int bsearch2 (int x) {
int mid, l = 0, r = n;
while (l < r) {
mid = (l + r) / 2;
if (x < v[mid]) {
l = mid + 1;
} else {
r = mid - 1;
}
}
return mid;
}
int main (void) {
freopen("cautbin.in", "r", stdin);
freopen("cautbin.out", "w", stdout);
ios_base::sync_with_stdio(false);
cin >> n;
for (int i = 0; i < n; ++i) {
cin >> v[i];
}
cin >> m;
for (int i = 0; i < m; ++i) {
int x, c;
cin >> c >> x;
if (c == 0) {
int r = bsearch0(x);
if (r != -1) ++r;
cout << r << '\n';
} else if (c == 1) {
cout << bsearch1(x) + 1<< '\n';
} else {
cout << bsearch2(x) + 1 << '\n';
}
}
return 0;
}