Help in ASHIGIFT (program not printing anything ! )

CodeChef-DSA-learners
1

#include<bits/stdc++.h>
#define ll long long
using namespace std;

vector <pair<ll, ll>> dish;
vector<pair<ll, pair<ll, ll>>> clan;

bool check(ll m)
{
ll i=0, j=0;
while(i<dish.size() && j<clan.size())
{
if(dish[i].first<clan[j].first)
{
m=m-dish[j].second;
i++;
if(m<0)
return false;

    }
    else
    {
        if(m>=clan[j].second.first)
        {
            m=m+clan[j].second.second;
            
        }
        j++;
    }    
    
}

while(i<dish.size())
{
    m=m-dish[i].second;
    i++;
    if(m<0)
    return false;
    
}

return (m>=1);

}
int main()
{
ll t;

while(t--)
{
    dish.clear();
    clan.clear();
    
    ll X;
    cin>>X;
    
    ll n_dish;
    cin>>n_dish;
    
    ll t=1;
    
    for(ll i=0; i<n_dish; i++)
    {
        ll x,y;
        cin>>x>>y;
        dish.push_back(make_pair(x, y));
        t=t+y;
    }
    
    
    
    ll n_clans;
    cin>>n_clans;
    
    for(ll i=0; i<n_clans; i++)
    {
        ll p, q, r;
        cin>>p>>q>>r;
        clan.push_back(make_pair(p, make_pair(q, r)));
    }
    
    sort(dish.begin(), dish.end());
	sort(clan.begin(), clan.end());
    
    
    ll l=0;
    ll r=t;
    ll ans=r;
    
    while(l<=r)
    {
        ll m=l+(r-l)/2;
        if(check(m))
        {
            ans=min(ans,m);
            r=m-1;
        }
        else
        l=m+1;
    }
    
    cout<<ans<<endl;
    
}
return 0;

}