#include <bits/stdc++.h>
using namespace std;
const int N = (1 << 21);
int t, a, b, c;
int rip[N];
int occ[N];
int bit[N];
int tree[N * 4];
int lazy[N * 4];
void update(int node, int L, int R, int l, int r)
{
if (l > r || l > R || r < L)
return;
if (L >= l && R <= r)
{
lazy[node] = 1;
tree[node] = R - L + 1;
return;
}
int mid = (L + R) >> 1;
update(node * 2 + 1, L, mid, l, r);
update(node * 2 + 2, mid + 1, R, l, r);
tree[node] = tree[node * 2 + 1] + tree[node * 2 + 2];
}
int query(int node, int L, int R, int l, int r)
{
if (l > r || l > R || r < L)
return 0;
if (L >= l && R <= r)
{
return tree[node];
}
if (lazy[node])
{
return min(r, R) - max(l, L) + 1;
}
int mid = (L + R) >> 1;
int s1 = query(node * 2 + 1, L, mid, l, r);
int s2 = query(node * 2 + 2, mid + 1, R, l, r);
return s1 + s2;
}
int main()
{
ios_base::sync_with_stdio(0);
cin.tie(0);
//freopen("in.in", "r", stdin);
cin >> t;
int C = 0;
while (t--)
{
int a, b, c;
cin >> a >> b >> c;
b += C;
c += C;
if (a == 1)
{
int ans = query(0, 1, N, b, c);
C = ans;
cout << ans << "\n";
}
else
{
update(0, 1, N, b, c);
}
}
return 0;
}
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
0 ms |
384 KB |
Output is correct |
| 2 |
Correct |
0 ms |
384 KB |
Output is correct |
| 3 |
Incorrect |
1 ms |
384 KB |
Output isn't correct |
| 4 |
Halted |
0 ms |
0 KB |
- |
