Submission #682247

#	Time	Username	Problem	Language	Result	Execution time	Memory
682247		vjudge1	Food Court (JOI21_foodcourt)	C++17	9 / 100	1112 ms	524288 KiB

foodcourt

#include<bits/stdc++.h>
#pragma GCC target("avx2")
#pragma GCC optimization("O3")
#pragma GCC optimization("unroll-loops")
#pragma comment(linker, "/stack:200000000")
#pragma GCC optimize("Ofast")
#pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,tune=native")
using namespace std;

// #define int long long
#define ll long long
#define pb push_back
#define ppb pop_back
#define F first
#define S second
#define all(x) x.begin(),x.end()
#define fast ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0);
#define freopen(x) freopen(x".in","r",stdin);freopen(x".out","w",stdout);

const int N = 250000 + 5;
const int M = 1e3 + 5;
const ll mod = 1e9 + 7;
const ll inf = 1e17;

int n, m, q, typ, l, r, c, k, a, b, pos[N];
vector<int> v[N];

void solve(){
    cin >> n >> m >> q;
    while(q--){
        cin >> typ;
        if(typ == 1){
            cin >> l >> r >> c >> k;
            for(int i = l; i <= r; i++){
                for(int j = 1; j <= k; j++){
                    v[i].pb(c);
                }
            }
        }else if(typ == 2){
            cin >> l >> r >> k;
            for(int i = l; i <= r; i++){
                pos[i] += k;
                pos[i] = min(pos[i], int(v[i].size()));
            }
        }else{
            cin >> a >> b;
            if(b + pos[a] <= v[a].size()){
                cout << v[a][pos[a] + b - 1] << '\n';
            }else{
                cout << 0 << '\n';
            }
        }
    }
}

main() {
    fast
    int tt = 1;
    // cin >> tt;
    while(tt--){
        solve();
    }
}

Compilation message (stderr)

foodcourt.cpp:3: warning: ignoring '#pragma GCC optimization' [-Wunknown-pragmas]
    3 | #pragma GCC optimization("O3")
      | 
foodcourt.cpp:4: warning: ignoring '#pragma GCC optimization' [-Wunknown-pragmas]
    4 | #pragma GCC optimization("unroll-loops")
      | 
foodcourt.cpp:5: warning: ignoring '#pragma comment ' [-Wunknown-pragmas]
    5 | #pragma comment(linker, "/stack:200000000")
      | 
foodcourt.cpp: In function 'void solve()':
foodcourt.cpp:47:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   47 |             if(b + pos[a] <= v[a].size()){
      |                ~~~~~~~~~~~^~~~~~~~~~~~~~
foodcourt.cpp: At global scope:
foodcourt.cpp:56:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   56 | main() {
      | ^~~~

• Subtask 1: 2 / 2
• Subtask 2: 0 / 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