思想是对了，但TLE还是躲不过。。。这......

#include<cstdio>
#include<iostream>
using namespace std;
struct gongjiao
{
	bool fangfa;
	int qian;
	long long time;
};
gongjiao a[100005];
struct gong
{
	int huan;
	int chi;
};
gong b[100005];
int main()
{
	
	int n,sum=0,ans=0,shu=0,ans2=0;
	cin>>n;
	for(int i=1;i<=n;++i)
	{
		cin>>a[i].fangfa>>a[i].qian>>a[i].time;
	}
    for(int i=1;i<=n;++i)
    {
    	if(a[i].fangfa==0)
    	{
    		ans++;
    		ans2++;
    		shu++;
    		b[shu].huan=a[i].qian;
    		b[shu].chi=i;
    		sum=sum+a[i].qian;
    	}
    	if(a[i].fangfa==1)
    	{
    		if(ans2!=0)
    		{
    			int t=0;
    			for(int l=1;l<=ans;++l)
    			{
    				
    				if(b[l].huan>=a[i].qian&&b[l].huan!=0&&a[i].time-a[b[l].chi].time<=45)
    				{
    					b[l].huan=0;
    					ans2--;
    					t=1;
    					break;
    				}
    			}
    			if(t==0)
    			{
    				sum=sum+a[i].qian;
    			}
    		}
    		else
    		{
    			sum=sum+a[i].qian;
    		}
    	}
    }
    cout<<sum;
    
	return 0;
}