Submission #774360

#	Time	Username	Problem	Language	Result	Execution time	Memory
774360		AmirElarbi	Koala Game (APIO17_koala)	C++14	4 / 100	3 ms	208 KiB

koala

#include <bits/stdc++.h>
#define ve vector
#define vi vector<int>
#define vii vector<ii>
//#define ii pair<int,int>
#define fi first
#define se second
#define ll long long
#define INF 1e18+7
#define pb push_back
#define optimise ios_base::sync_with_stdio(false);cin.tie(NULL);cout.tie(NULL)
using namespace std;
#include <ext/pb_ds/assoc_container.hpp>
using namespace __gnu_pbds;
template<class T>
using Tree = tree<T, null_type, less<T>, rb_tree_tag,
    tree_order_statistics_node_update>;
const int MOD = 1e9+7;
const int nax = 2e5+5;
const int kax = 60+5;
void readio(){
    #ifndef ONLINE_JUDGE
        freopen("input.txt", "r", stdin);
        freopen("output.txt", "w", stdout);
    #endif
}
#include "koala.h"
 
int minValue(int n, int w) {
    int s[n], r[n];
    memset(s, 0, sizeof s);
    memset(r, 0, sizeof r);
    s[0] = 1;
    playRound(s, r);
    int ans = 0;
    for (int i = 1; i < n; ++i)
    {
        if(r[i] == 0) ans = i;
    }
    return ans;
}
 
int maxValue(int n, int w) {
    int s[n], r[n];
    memset(r, 0, sizeof r);
    for (int i = 0; i < n; ++i)
    {
        s[i] = 1;        
    }
    playRound(s, r);
    vi best;
    for (int i = 0; i < n; ++i)
        if(r[i] == 2) best.pb(i);
    memset(r, 0, sizeof r);
    for(auto x : best) s[x] = 2;
    playRound(s, r);
    best.clear();
    for (int i = 0; i < n; ++i)
        if(r[i] == 3) best.pb(i);
    memset(r, 0, sizeof r);
    for(auto x : best) s[x] = 6;
    playRound(s, r);
    best.clear();
    for (int i = 0; i < n; ++i)
        if(r[i] == 7) best.pb(i);
    assert(best.size() > 1);
    for(auto x : best) s[x] = 12;
    playRound(s, r);
    for (int i = 0; i < n; ++i)
        if(r[i] == 13) return i;
}
 
int greaterValue(int N, int W) {
    // TODO: Implement Subtask 3 solution here.
    // You may leave this function unmodified if you are not attempting this
    // subtask.
    return 0;
}
 
void allValues(int N, int W, int *P) {
    if (W == 2*N) {
        // TODO: Implement Subtask 4 solution here.
        // You may leave this block unmodified if you are not attempting this
        // subtask.
    } else {
        // TODO: Implement Subtask 5 solution here.
        // You may leave this block unmodified if you are not attempting this
        // subtask.
    }
}

Compilation message (stderr)

koala.cpp: In function 'void readio()':
koala.cpp:23:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   23 |         freopen("input.txt", "r", stdin);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~
koala.cpp:24:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   24 |         freopen("output.txt", "w", stdout);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~
koala.cpp: In function 'int maxValue(int, int)':
koala.cpp:51:8: warning: control reaches end of non-void function [-Wreturn-type]
   51 |     vi best;
      |        ^~~~

• Subtask 1: 4 / 4
• Subtask 2: 0 / 15
• Subtask 3: 0 / 18
• Subtask 4: 0 / 10
• Subtask 5: 0 / 53