#include <bits/stdc++.h>
using namespace std;
using ll = long long;
#define int ll // delete if causing problems
#define pb push_back
#define pf push_front
#define mp make_pair
#define fi first
#define se second
#define mod(a) (a+MOD)%MOD
#define all(a) a.begin(), a.end()
#define sz(a) (int)a.size()
#define what_is(x) cerr << #x << " is " << x << "\n"
const int maxn = (int)3e5+10; // change when needed!
const int MOD = (int)1e9+7; // same!
const int INF = (int)1e9;
const ll LINF = (ll)4e18;
int n, m, x, y, l, r, k, q, t;
map<int, int> M, N;
multiset<int> S, SS;
string s, ss;
vector<int> segTree, lazy;
vector<pair<int,int>> child;
int index = 0;
void add_node(int v=0, int le=-1, int ri=-1, int lz=LINF){
segTree.pb(v); child.pb({le,ri}); lazy.pb(lz);
}
void propagate(int p, int l, int r){
if(p==-1 or l==r or lazy[p]==LINF) return;
int mid = (l+r)/2;
if(child[p].fi!=-1) lazy[child[p].fi]=lazy[p], segTree[child[p].fi]=lazy[p]*(mid-l+1);
else child[p].fi= ++index, add_node(lazy[p]*(mid-l+1),-1,-1,lazy[p]);
if(child[p].se!=-1) lazy[child[p].se]=lazy[p], segTree[child[p].se]=lazy[p]*(r-mid);
else child[p].se= ++index, add_node(lazy[p]*(r-mid),-1,-1,lazy[p]);
lazy[p] = LINF;
}
void update(int i, int j, int v, int p=0, int l=1, int r=INF){
if(i>r or j<l or i>j or p==-1) return; propagate(p,l,r);
if(i<=l and r<=j){ segTree[p] = v*(r-l+1); lazy[p] = v; return; }
int mid = (l+r)/2;
if(child[p].fi==-1) child[p].fi= ++index, add_node();
update(i,j,v,child[p].fi,l,mid);
if(child[p].se==-1) child[p].se= ++index, add_node();
update(i,j,v,child[p].se,mid+1,r);
int left = child[p].fi==-1?0:segTree[child[p].fi];
int right = child[p].se==-1?0:segTree[child[p].se];
segTree[p] = left+right;
}
int query(int i, int j, int p=0, int l=1, int r=INF){
if(i>r or j<l or i>j or p==-1) return 0; propagate(p,l,r);
if(i<=l and r<=j) return segTree[p];
int mid = (l+r)/2;
return query(i,j,child[p].fi,l,mid)+query(i,j,child[p].se,mid+1,r);
}
int32_t main()
{
ios_base::sync_with_stdio(false); cin.tie(0);
ifstream cin("f.in"); ofstream cout("f.out");
cin >> q; int c = 0; add_node();
while(q--){
int t, x, y; cin >> t >> x >> y; x+=c, y+=c;
if(t==1){ c = query(x,y); cout << c << "\n"; }
else update(x,y,1);
}
}
Compilation message
apple.cpp:25:5: error: 'll index' redeclared as different kind of entity
25 | int index = 0;
| ^~~~~
In file included from /usr/include/string.h:432,
from /usr/include/c++/10/cstring:42,
from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:48,
from apple.cpp:1:
/usr/include/strings.h:61:1: note: previous declaration 'const char* index(const char*, int)'
61 | index (const char *__s, int __c) __THROW
| ^~~~~
apple.cpp: In function 'void propagate(ll, ll, ll)':
apple.cpp:35:25: error: no pre-increment operator for type
35 | else child[p].fi= ++index, add_node(lazy[p]*(mid-l+1),-1,-1,lazy[p]);
| ^~~~~
apple.cpp:37:25: error: no pre-increment operator for type
37 | else child[p].se= ++index, add_node(lazy[p]*(r-mid),-1,-1,lazy[p]);
| ^~~~~
apple.cpp: In function 'void update(ll, ll, ll, ll, ll, ll)':
apple.cpp:42:5: warning: this 'if' clause does not guard... [-Wmisleading-indentation]
42 | if(i>r or j<l or i>j or p==-1) return; propagate(p,l,r);
| ^~
apple.cpp:42:44: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'if'
42 | if(i>r or j<l or i>j or p==-1) return; propagate(p,l,r);
| ^~~~~~~~~
apple.cpp:45:40: error: no pre-increment operator for type
45 | if(child[p].fi==-1) child[p].fi= ++index, add_node();
| ^~~~~
apple.cpp:47:40: error: no pre-increment operator for type
47 | if(child[p].se==-1) child[p].se= ++index, add_node();
| ^~~~~
apple.cpp: In function 'll query(ll, ll, ll, ll, ll)':
apple.cpp:55:5: warning: this 'if' clause does not guard... [-Wmisleading-indentation]
55 | if(i>r or j<l or i>j or p==-1) return 0; propagate(p,l,r);
| ^~
apple.cpp:55:46: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'if'
55 | if(i>r or j<l or i>j or p==-1) return 0; propagate(p,l,r);
| ^~~~~~~~~
