Submission #502127

#	Time	Username	Problem	Language	Result	Execution time	Memory
502127		Aktan	Trading (IZhO13_trading)	C++17	100 / 100	547 ms	33500 KiB

trading

#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
using namespace __gnu_pbds;
#define ordered_set tree<int, null_type,less<int>, rb_tree_tag,tree_order_statistics_node_update>
#define int long long
#define ft first
#define sc second
using namespace std;
const int mod=1e9+7,INF=1e17,N=3e5+5;

int a[N],b[N],c[N];
main(){
    int n,m;
    cin >> n >> m;
    multiset<pair<pair<int,int>,int>> v;
    for(int i=0;i<m;i++){
    	cin >> a[i] >> b[i] >> c[i];
    	v.insert({{a[i],b[i]},c[i]-a[i]});
	}
	multiset<pair<int,int>> v1;
	for(int i=1;i<=n;i++){
		while(!v.empty() && v.begin()->ft.ft<=i){
			v1.insert({v.begin()->sc,v.begin()->ft.sc});
			v.erase(v.begin());
		}
		while(!v1.empty() && (--v1.end())->sc < i){
			v1.erase((--v1.end()));
		}
		if(v1.empty()){
			cout << 0 << " ";
		}
		else{
			auto it=v1.end();
			it--;
			cout << it->ft+i << " ";
		}
	}
}

Compilation message (stderr)

trading.cpp:13:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   13 | main(){
      | ^~~~

• Subtask 1: 100 / 100