Submission #1209873

#	Time	Username	Problem	Language	Result	Execution time	Memory
1209873		andrej246	Sphinx's Riddle (IOI24_sphinx)	C++20	24 / 100	31 ms	656 KiB

sphinx

#include "sphinx.h"

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

#define NL "\n"
#define EL cout << NL
#define FOR(i,n) for (long long i = 0; i < (n); i++)
#define FORS(i,s,n) for (long long i = (s); i < (n); i++)
#define FORR(i,n) for (long long i = (n)-1; i >= 0; i--)
#define PRINTV(v) for (auto a: v) {cout << a << " ";} EL;
#define PRINTVV(v) for (auto a: v) {PRINTV(a);}
#define f first
#define s second
#define all(v) (v).begin(),(v).end()

typedef vector<int> vi;
typedef long long ll;
typedef vector<ll> vl;
typedef vector<vl> vvl;
typedef pair<ll,ll> pl;
typedef vector<pl> vpl;
typedef vector<vpl> vvpl;

std::vector<int> find_colours(int n, std::vector<int> x, std::vector<int> y) {

    vector<int> ans(n);

    FOR(u,n) {
        // number of colors
        ll l = 0; 
        ll r = n;
        while (l+1 < r) {
            ll m = (l+r)/2;
            vi e(n,n);
            e[u] = -1;
            ll c = 0;
            FOR(i,n) {
                if (i == u) continue;
                if (c >= m) break;
                e[i] = c;
                c++;
            }
            ll res = perform_experiment(e);
            ll tot = m+1;
            if (m == n-1) tot--;
            if (res == tot) r = m;
            else l = m;
        }
        ans[u] = l;
    }

    return ans;
}

• Subtask 0: 0 / 0
• Subtask 1: 3 / 3
• Subtask 2: 0 / 7
• Subtask 3: 0 / 33
• Subtask 4: 21 / 21
• Subtask 5: 0 / 36