#include <bits/stdc++.h>
#define endl "\n"
#define eat cin
#define moo cout
using namespace std;
struct segt{
int l, r, mid;
segt *a, *b;
int val, lazy;
segt(int vl, int vr){
l = vl, r = vr, mid = (l+r)/2;
a = b = NULL;
if(l < r){
val = 0;
lazy = 0;
}
}
void c_a(){
a = new segt(l, mid);
}
void c_b(){
b = new segt(mid+1, r);
}
void push(){
if(lazy == 0) return;
if(!a) c_a();
if(!b) c_b();
val = (r - l + 1) * lazy;
if(l < r){
a->lazy = lazy;
b->lazy = lazy;
}
lazy = 0;
}
void upd(int vl, int vr){
push();
if(l > r || l > vr || r < vl) return;
if(l >= vl && r <= vr){
lazy = 1;
push();
}else{
if(vl <= mid || a){
if(!a) c_a();
a->upd(vl, vr);
}
if(vr > mid || b){
if(!b) c_b();
b->upd(vl, vr);
}
val = (a ? a->val : 0) + (b ? b->val : 0);
}
//moo << val << " " << l << " " << r << " " << vl << " " << vr << " " << (a == NULL) << " " << (b == NULL) << endl;
}
int qry(int vl, int vr){
push();
if(l > r || l > vr || r < vl) return 0;
//moo << val << " " << l << " " << r << " " << vl << " " << vr << " " << (a == NULL) << " " << (b == NULL) << endl;
if(l >= vl && r <= vr) return val;
int ret = 0;
if(a && vl <= mid){
if(a->val == mid - l + 1) ret += mid - max(vl, l) + 1;
else ret += a->qry(vl, vr);
}
if(b && vr > mid){
if(b->val == r - (mid+1) + 1) ret += min(vr, r) - (mid+1) + 1;
else ret += b->qry(vl, vr);
}
return ret;
}
};
segt *s;
int M;
int32_t main(){
eat.tie(0) -> sync_with_stdio(0);
s = new segt(1, 1e9);
eat >> M;
int c = 0;
for(int i = 0; i < M; i++){
int d, x, y; eat >> d >> x >> y;
if(d == 1){
c = s->qry(x+c, y+c);
moo << c << endl;
}else{
s->upd(x+c, y+c);
}
}
}
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
364 KB |
Output is correct |
| 2 |
Incorrect |
1 ms |
364 KB |
Output isn't correct |
| 3 |
Halted |
0 ms |
0 KB |
- |
