Submission #303176

#	Time	Username	Problem	Language	Result	Execution time	Memory
303176		VROOM_VARUN	Carnival Tickets (IOI20_tickets)	C++14	11 / 100	2 ms	768 KiB

tickets

/*
ID: varunra2
LANG: C++
TASK: tickets
*/

#include<bits/stdc++.h>
using namespace std;
#include "tickets.h"

#ifdef DEBUG
#include "lib/debug.h"
#define debug(...) cerr << "[" << #__VA_ARGS__ << "]:", debug_out(__VA_ARGS__)
#define debug_arr(...) \
  cerr << "[" << #__VA_ARGS__ << "]:", debug_arr(__VA_ARGS__)
#pragma GCC diagnostic ignored "-Wsign-compare"
//#pragma GCC diagnostic ignored "-Wunused-parameter"
//#pragma GCC diagnostic ignored "-Wunused-variable"
#else
#define debug(...) 42
#endif

#define EPS 1e-9
#define IN(A, B, C) assert(B <= A && A <= C)
#define INF (int)1e9
#define MEM(a, b) memset(a, (b), sizeof(a))
#define MOD 1000000007
#define MP make_pair
#define PB push_back
#define all(cont) cont.begin(), cont.end()
#define rall(cont) cont.end(), cont.begin()
#define x first
#define y second

const double PI = acos(-1.0);
typedef long long ll;
typedef long double ld;
typedef pair<int, int> PII;
typedef map<int, int> MPII;
typedef multiset<int> MSETI;
typedef set<int> SETI;
typedef set<string> SETS;
typedef vector<int> VI;
typedef vector<PII> VII;
typedef vector<VI> VVI;
typedef vector<string> VS;

#define rep(i, a, b) for(int i = a; i < (b); ++i)
#define trav(a, x) for(auto& a : x)
#define sz(x) (int)(x).size()
typedef pair<int, int> pii;
typedef vector<int> vi;
#pragma GCC diagnostic ignored "-Wsign-compare"
// util functions

int n, m;


ll find_maximum(int k, VVI x) {
  n = sz(x);
  m = sz(x[0]);
  VVI ret(n, VI(k, -1));

  if(m == 1) {
    ret = x;
    sort(all(x));
    ll sm1, sm2;
    sm1 = 0;
    sm2 = 0;
    for(int i = 0; i < n/2; i++) {
      sm1 += x[i][0];
    }
    for(int i = n/2; i < n; i++) {
      sm2 += x[i][0];
    }
    trav(x, ret) x = {0};
    allocate_tickets(ret);
    return sm2 - sm1;
  }

}

// int main() {
// #ifndef ONLINE_JUDGE
//   freopen("tickets.in", "r", stdin);
//   freopen("tickets.out", "w", stdout);
// #endif
//   cin.sync_with_stdio(0); cin.tie(0);

//   return 0;
// }

Compilation message (stderr)

tickets.cpp: In function 'll find_maximum(int, VVI)':
tickets.cpp:62:23: warning: control reaches end of non-void function [-Wreturn-type]
   62 |   VVI ret(n, VI(k, -1));
      |                       ^

• Subtask 1: 11 / 11
• Subtask 2: 0 / 16
• Subtask 3: 0 / 14
• Subtask 4: 0 / 14
• Subtask 5: 0 / 12
• Subtask 6: 0 / 23
• Subtask 7: 0 / 10