Submission #1322822

#	Time	Username	Problem	Language	Result	Execution time	Memory
1322822		syanvu	Bodyguards (CEOI10_bodyguards)	C++20	Compilation error	0 ms	0 KiB

bodyguards

// #pragma optimize ("g",on)
// #pragma GCC optimize ("inline")
// #pragma GCC optimize ("Ofast")
// #pragma GCC optimize ("unroll-loops")
// #pragma GCC optimize ("03")
#include <bits/stdc++.h>

#define SS ios_base::sync_with_stdio(0);cin.tie(nullptr);cout.tie(nullptr);
#define int long long
#define all(v) v.begin(),v.end()
using namespace std;
// mt19937 rnd(chrono::steady_clock::now().time_since_epoch().count());

const int N = 1e6 + 1, MX = 40, inf = 1e18, p = 11, p1 = 17, mod = 1e9 + 7, mod1 = 998244353;

int cr[N], cc[N];

void solve(){
    int n;
    cin >> n;
    pair<int, int> r[n + 1];
    int sumr = 0, sumc = 0, br = 0, bc = 0;
    for(int i = 1; i <= n; i++){
        cin >> r[i].first >> r[i].second;
        for(int j = sumr + 1; j <= sumr + r[i].second; j++) cr[j] = r[i].first;
        sumr += r[i].second;
        br += r[i].first * r[i].second;
    }
    int m;
    cin >> m;
    pair<int, int> c[m + 1];
    for(int i = 1; i <= m; i++){
        cin >> c[i].first >> c[i].second;
        for(int j = sumc + 1; j <= sumc + c[i].second; j++) cc[j] = c[i].first;
        sumc += c[i].second;
        bc += c[i].first * c[i].second;
    }
    if(br != bc){
        cout << 0 << '\n';
        return;
    }
    sort(r + 1, r + n + 1);
    sort(c + 1, c + m + 1);
    sort(rc + 1, rc + sumr + 1);
    sort(cc + 1, cc + sumc + 1);
    int pr1[sumc + 1] = {}, pr2[sumr + 1] = {};
    for(int i = 1; i <= n; i++){
        if(r[i].first > sumc){
            cout << 0 << '\n';
            return;
        }
        pr1[sumc - r[i].first + 1] += r[i].second;
    }
    for(int i = 1; i <= m; i++){
        if(c[i].first > sumr){
            cout << 0 << '\n';
            return;
        }
        pr2[sumr - c[i].first + 1] += c[i].second; 
    }
    int cur = 0;
    for(int i = 1; i <= sumr; i++){
        pr2[i] += pr2[i - 1];
        cur -= pr2[i];
        cur += cr[i];
        if(cur < 0){
            cout << 0 << '\n';
            return;
        }
    }
    cur = 0;
    for(int i = 1; i <= sumc; i++){
        pr1[i] += pr1[i - 1];
        cur -= pr1[i];
        cur += cc[i];
        if(cur < 0){
            cout << 0 << '\n';
            return;
        }
    }
    cout << 1 << '\n';
}

signed main(){
    SS
    // freopen("trains.in", "r", stdin);
    // freopen("trains.out", "w", stdout);

    int t = 1;
    // cin >> t; 
    while(t--){
        solve();
    }
}

Compilation message (stderr)

bodyguards.cpp: In function 'void solve()':
bodyguards.cpp:44:10: error: 'rc' was not declared in this scope; did you mean 'c'?
   44 |     sort(rc + 1, rc + sumr + 1);
      |          ^~
      |          c