#include <bits/stdc++.h>
// include <ext/pb_ds/assoc_container.hpp>
// include <ext/pb_ds/tree_policy.hpp>
// using namespace __gnu_pbds;
using namespace std;
#define all(x) x.begin(), x.end()
#define pb push_back
// define ordered_set tree<int,null_type,less_equal<int>,rb_tree_tag,tree_order_statistics_node_update>
#define mpr make_pair
#define ln '\n'
void IO(string name){freopen((name+".in").c_str(),"r",stdin); freopen((name+".out").c_str(),"w",stdout);}
#define int long long
const int N = 3e5+1;
struct segTree{
int l, val;
segTree(int l, int val) : l(l), val(val) {}
segTree() : segTree(0, 0) {}
};
segTree lazy[N*4];
int T[N*4];
void push(int v, int l, int r){
if ( !lazy[v].val ) return;
if ( l != r ) lazy[v*2] = lazy[v*2+1] = lazy[v];
T[v] = max(T[v], lazy[v].val+l-lazy[v].l);
lazy[v] = segTree();
}
void upd(int v, int l, int r, int tl, int tr, int val){
push(v, l, r);
if ( l != r ){
int md = (l+r)>>1;
push(v*2, l, md), push(v*2+1, md+1, r);
}
if ( l > tr or r < tl ) return;
if ( tl <= l and tr >= r ){
lazy[v] = segTree(tl, val);
push(v, l, r);
if ( l != r ){
int md = (l+r)>>1;
push(v*2, l, md), push(v*2+1, md+1, r);
}
return;
}
int md = (l+r)>>1;
upd(v*2, l, md, tl, tr, val), upd(v*2+1, md+1, r, tl, tr, val);
T[v] = min(T[v*2], T[v*2+1]);
}
int get(int v, int l, int r, int pos){
push(v, l, r);
if ( l != r ){
int md = (l+r)>>1;
push(v*2, l, md), push(v*2+1, md+1, r);
}
if ( l == r ) return T[v];
int md = (l+r)>>1;
if ( pos <= md ) return get(v*2, l, md, pos);
return get(v*2+1, md+1, r, pos);
}
signed main(){
ios_base::sync_with_stdio(false);
cin.tie(NULL);
int n, q; cin >> n >> q;
while ( q-- ){
int l, r, x; cin >> l >> r >> x;
upd(1, 1, n, l, r, x);
}
for ( int i = 1; i <= n; i++ ) cout << get(1, 1, n, i) << ' ';
cout << '\n';
}
Compilation message
trading.cpp: In function 'void IO(std::string)':
trading.cpp:11:29: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
11 | void IO(string name){freopen((name+".in").c_str(),"r",stdin); freopen((name+".out").c_str(),"w",stdout);}
| ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
trading.cpp:11:70: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
11 | void IO(string name){freopen((name+".in").c_str(),"r",stdin); freopen((name+".out").c_str(),"w",stdout);}
| ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
8 ms |
19028 KB |
Output is correct |
2 |
Incorrect |
8 ms |
19080 KB |
Output isn't correct |
3 |
Halted |
0 ms |
0 KB |
- |