#include <bits/stdc++.h>
#define fastio ios_base::sync_with_stdio(false); cin.tie(NULL)
#define debug(x) cout << "Line " << __LINE__ << ", " << #x << " is " << x << endl
#define BP(x) __builtin_popcount(x)
#define fi first
#define se second
#define mp make_pair
#define pb push_back
//#define ll long long
#define ull unsigned long long
#define ld long double
#define pld pair<ld, ld>
#define pli pair<ld, ll>
#define pii pair<ll, ll>
#define pis pair<ll, string>
#define pl pair<ll, ll>
#define arri5 array<ll, 5>
#define nl '\n'
#define sp ' '
using namespace std;
const int MX=100007, MOD=1e9+7, INF=1e9+7;
int M, A[MX], sz=1;
struct SegTree{
#define mi (le+ri)/2
#define idxl ST[idx].ll
#define idxr ST[idx].rr
struct Node{
int sum, lz, ll, rr;
Node(){
sum=lz=0;
ll=rr=-1;
}
}id;
Node ST[128*MX];
int letar, ritar;
void ass(int idx){
if(idxl==-1)
idxl=sz++;
if(idxr==-1)
idxr=sz++;
}
void prop(int idx, int le, int ri){
if(ST[idx].lz){
ST[idx].sum=(ri-le+1);
if(le<ri){
ass(idx);
ST[idxl].lz=ST[idxr].lz=1;
}
ST[idx].lz=0;
}
}
void upd(int idx, int le, int ri){
prop(idx, le, ri);
if(ri<letar || ritar<le)
return;
if(letar<=le && ri<=ritar){
ST[idx].lz++;
prop(idx, le, ri);
return;
}
ass(idx);
upd(idxl, le, mi); upd(idxr, mi+1, ri);
ST[idx].sum=ST[idxl].sum+ST[idxr].sum;
}
int que(int idx, int le, int ri){
prop(idx, le, ri);
if(ri<letar || ritar<le)
return 0;
if(letar<=le && ri<=ritar)
return ST[idx].sum;
ass(idx);
return que(idxl, le, mi)+que(idxr, mi+1, ri);
}
void update(int le, int ri){
letar=le, ritar=ri;
upd(0, 0, INF);
}
int query(int le, int ri){
letar=le, ritar=ri;
return que(0, 0, INF);
}
};
int main(){
fastio;
cin >> M;
int C=0;
SegTree ST;
for(int ch, l, r; M--;){
cin >> ch >> l >> r;
l+=C;
r+=C;
if(ch&1){
C=ST.query(l, r);
cout << C << nl;
}else{
ST.update(l, r);
}
}
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
113 ms |
200644 KB |
Output is correct |
2 |
Correct |
116 ms |
200680 KB |
Output is correct |
3 |
Correct |
113 ms |
200676 KB |
Output is correct |
4 |
Correct |
119 ms |
200748 KB |
Output is correct |
5 |
Correct |
130 ms |
200840 KB |
Output is correct |
6 |
Correct |
133 ms |
200812 KB |
Output is correct |
7 |
Correct |
124 ms |
200900 KB |
Output is correct |
8 |
Correct |
228 ms |
201668 KB |
Output is correct |
9 |
Correct |
343 ms |
202232 KB |
Output is correct |
10 |
Correct |
346 ms |
202212 KB |
Output is correct |
11 |
Correct |
344 ms |
202324 KB |
Output is correct |
12 |
Correct |
349 ms |
202336 KB |
Output is correct |
13 |
Correct |
331 ms |
202476 KB |
Output is correct |
14 |
Correct |
311 ms |
202364 KB |
Output is correct |
15 |
Correct |
396 ms |
202308 KB |
Output is correct |
16 |
Correct |
408 ms |
202436 KB |
Output is correct |
17 |
Correct |
329 ms |
202364 KB |
Output is correct |
18 |
Correct |
326 ms |
202352 KB |
Output is correct |
19 |
Correct |
411 ms |
202352 KB |
Output is correct |
20 |
Correct |
413 ms |
202312 KB |
Output is correct |