Submission #797235

#	Time	Username	Problem	Language	Result	Execution time	Memory
797235		vjudge1	Food Court (JOI21_foodcourt)	C++17	14 / 100	1084 ms	187268 KiB

foodcourt

// Author : حسن

#include <bits/stdc++.h>



using namespace std;

#define TL ios::sync_with_stdio(0),cin.tie(0),cout.tie(0);
#define rall(s) s.rbegin(),s.rend()
#define all(s) s.begin(),s.end()
#define pb push_back
#define fi first
#define se second
#define ll long long
#define ld long double
#define YES cout<<"YES\n"
#define Yes cout<<"Yes\n"
#define yes cout<<"yes\n"
#define NO cout<<"NO\n"
#define No cout<<"No\n"
#define no cout<<"no\n"


const int N = 7e4 + 9 , mod = 1e9 + 7;
ll  a[N] = {},  c[N] , dp[N] = {} , b[N];
deque<ll>d[N];
vector<pair<ll,ll>>v[N];
void solve(){
    ll q , i , j , m ,n, z , s  = 0, f, l , r , k , x , y , mn  = 1e18 , mx = -1;
    cin>>n>>m>>q;
    set<ll>st;
    if(n <= 2000 && q <= 2000){
    while(q--){
        cin>>k;
        if(k == 1){
            cin>>l>>r>>x>>y;
            for(i = l; i <=r ;i++){
                v[i].pb({y , x}) , b[i] += y;
                if(d[i].size() == 0)
                d[i].pb(y);
                else
                    d[i].pb(d[i].back() + y);
            }
        }else if(k == 2){
            cin>>l>>r>>x;
                for(i = l; i <= r; i++){
                    c[i] += x;
                    if(b[i]  < c[i])
                        c[i] = b[i];
                }
        }else{
            cin>>x>>y;
            if(b[x] - c[x] >= y){
                k = c[x] + y;
                l = 0;
                r = v[x].size() - 1;
                while(l != r){
                    m = (l + r) / 2;
                    if(d[x][m] >= k)
                        r = m ;
                    else
                        l = m + 1;
                }
                cout<<v[x][l].se<<"\n";
            }else {
            cout<<0<<"\n";
            }
        }
    }
    return;
    }
    while(q--){
        cin>>k;
        if(k == 1){
            cin>>l>>r>>x>>y;
            for(i = l; i <=r ;i++)
                d[i].pb(x) , st.insert(i);
        }else if(k == 2){
            cin>>l>>r>>x;
            auto it = st.lower_bound(l);
            while(st.size() && it != st.end() && *it <= r){
            i = *it;
            s = 0;
            while(d[i].size() && s < x){
                d[i].pop_front();
                s++;
            }
            if(d[i].size() == 0)
                st.erase(i);
            it = st.lower_bound(i + 1);
            }
        }else{
            cin>>x>>y;
            if(d[x].size() >= y)
                cout<<d[x][y - 1]<<"\n";
            else
                cout<<0<<"\n";
        }
    }
}

int main(){

     TL;
     /*
     #ifndef ONLINE_JUDGE
     freopen("input.txt", "r", stdin);
     freopen("output.txt", "w", stdout);
     #endif*/

int t = 1;
//cin>>t;

while(t--)
     {
     solve();
     }

}
// Author : حسن

Compilation message (stderr)

foodcourt.cpp: In function 'void solve()':
foodcourt.cpp:97:28: warning: comparison of integer expressions of different signedness: 'std::deque<long long int>::size_type' {aka 'long unsigned int'} and 'long long int' [-Wsign-compare]
   97 |             if(d[x].size() >= y)
      |                ~~~~~~~~~~~~^~~~
foodcourt.cpp:32:16: warning: unused variable 'j' [-Wunused-variable]
   32 |     ll q , i , j , m ,n, z , s  = 0, f, l , r , k , x , y , mn  = 1e18 , mx = -1;
      |                ^
foodcourt.cpp:32:26: warning: unused variable 'z' [-Wunused-variable]
   32 |     ll q , i , j , m ,n, z , s  = 0, f, l , r , k , x , y , mn  = 1e18 , mx = -1;
      |                          ^
foodcourt.cpp:32:38: warning: unused variable 'f' [-Wunused-variable]
   32 |     ll q , i , j , m ,n, z , s  = 0, f, l , r , k , x , y , mn  = 1e18 , mx = -1;
      |                                      ^
foodcourt.cpp:32:61: warning: unused variable 'mn' [-Wunused-variable]
   32 |     ll q , i , j , m ,n, z , s  = 0, f, l , r , k , x , y , mn  = 1e18 , mx = -1;
      |                                                             ^~
foodcourt.cpp:32:74: warning: unused variable 'mx' [-Wunused-variable]
   32 |     ll q , i , j , m ,n, z , s  = 0, f, l , r , k , x , y , mn  = 1e18 , mx = -1;
      |                                                                          ^~

• Subtask 1: 2 / 2
• Subtask 2: 5 / 5
• Subtask 3: 7 / 7
• Subtask 4: 0 / 21
• Subtask 5: 0 / 15
• Subtask 6: 0 / 13
• Subtask 7: 0 / 26
• Subtask 8: 0 / 11