#include <bits/stdc++.h>
#define ff first
#define ss second
#define pb push_back
#define all(x) x.begin(), x.end()
#define rall(x) x.rbegin(), x.rend()
#define int long long
using namespace std;
const int N = 3e5 + 1;
int t[N * 4], add[N * 4], ans[N * 4];
int lg, rg, x;
int n;
void push(int v, int tl, int tr){
if(tl == tr || add[v] == 0){
t[v] = max(t[v], add[v]);
add[v] = 0;
return;
}
t[v] = max(t[v], add[v]);
int mid = (tl + tr) >> 1;
add[v * 2 + 1] = add[v];
add[v * 2] = add[v] - tr + mid;
t[v * 2] = max(t[v * 2], add[v * 2]);
t[v * 2 + 1] = max(t[v * 2 + 1], add[v * 2 + 1]);
add[v] = 0;
}
void update(int v = 1, int tl = 1, int tr = n){
push(v, tl, tr);
if(tl > rg || tr < lg)
return;
if(tl >= lg && tr <= rg){
add[v] = x + (tr - lg);
push(v, tl, tr);
return;
}
//cout << tl <<"-" << tr << endl;
int mid = (tl + tr) >> 1;
update(v * 2, tl, mid);
update(v * 2 + 1, mid + 1, tr);
//t[v] = max(t[v * 2], t[v * 2 + 1]);
}
void get(int v = 1, int tl = 1, int tr = n){
push(v, tl, tr);
if(tl == tr){
ans[tl] = t[v];
return;
}else{
int mid = (tl + tr) >> 1;
get(v * 2, tl, mid);
get(v * 2 + 1, mid + 1, tr);
}
}
main(){
ios_base::sync_with_stdio(0);
cin.tie(0);
int m;
cin >> n >> m;
for(int i = 0; i < m; i++){
cin >> lg >> rg >> x;
update();
}
get();
for(int i = 1; i <= n; i++){
lg = i, rg = i;
cout << ans[i] <<" ";
}
}
Compilation message
trading.cpp:57:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
57 | main(){
| ^~~~
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
340 KB |
Output is correct |
| 2 |
Incorrect |
1 ms |
324 KB |
Output isn't correct |
| 3 |
Halted |
0 ms |
0 KB |
- |
