| # | Time | Username | Problem | Language | Result | Execution time | Memory |
|---|---|---|---|---|---|---|---|
| 1236079 | Nurislam | Scales (IOI15_scales) | C++20 | 0 ms | 0 KiB |
//#pragma once
#include <bits/stdc++.h>
using namespace std;
int inf = 100;
int getMedian(int A, int B, int C);
int getHeaviest(int A, int B, int C);
int getLightest(int A, int B, int C);
int getNextLightest(int A, int B, int C, int D);
void answer(int C[]);
vector<vector<int>> pr;
vector<pair<int,vector<int>> > op;
void init(int T){
/*
function<int(int, vector<vector<int>>) > rec = [&](int ps, vector<vector<int>> left) {
if(ps == 6 && left.size() == 1) return 0;
if(ps == 6 && left.size() != 1) return inf;
for(int i = 0; i < op.size(); i ++ ) {
if(us[i] == 1) continue;
us[i] = 1;
vector<vector<vector<int>>> ans(7);
for(auto & i : left) {
if()
};
};
};
*/
};
int gl(vector<int> r) {
//cout << "L: " << r[0] << ' ' << r[1] << ' ' << r[2] << '\n';
return getLightest(r[0], r[1], r[2]);
};
int gh(vector<int> r) {
//cout << "H: " << r[0] << ' ' << r[1] << ' ' << r[2] << '\n';
return getHeaviest(r[0], r[1], r[2]);
};
int gm(vector<int> r) {
//cout << "M: " << r[0] << ' ' << r[1] << ' ' << r[2] << '\n';
return getMedian(r[0], r[1], r[2]);
};
int gn(vector<int> r) {
return getNextLightest(r[0], r[1], r[2], r[3]);
};
void as(vector<int> ans) {
int a[6];
for(int i = 0; i < 6; i ++ ) a[i] = ans[i];
answer(a);
};
void orderCoins() {
vector<int> p(6);
iota(p.begin(), p.end(), 1);
set< pair<int,vector<int>> > op2;
do {
pr.push_back(p);
vector<int> a;
for(int i = 1; i < 4; i ++ ) a.push_back(p[i]);
sort(a.begin(), a.end());
//for(int &i : a)i--;
//op2.insert({0, {p[0], a[0], a[1], a[2]}});
op2.insert({1, a});
op2.insert({2, a});
op2.insert({3, a});
}while(next_permutation(p.begin(),p.end()));
for(auto x : op2)op.push_back(x);
vector<int> us(op.size());
while(pr.size() > 1) {
int mx = pr.size();
int ans;
for(int i = 0; i < (int)op.size(); i ++ )
{
if(us[i])continue;
auto &o = op[i];
int a = 0, b = 0, c = 0;
for( auto p : pr){
vector<int> r;
for(int j : p) {
if(j == o.second[0] || j == o.second[1] || j == o.second[2])
r.push_back(j);
};
if(o.first == 1) {
if(r[0] == o.second[0]) a ++ ;
if(r[0] == o.second[1]) b ++ ;
if(r[0] == o.second[2]) c ++ ;
};
if(o.first == 2) {
if(r[2] == o.second[0]) a ++ ;
if(r[2] == o.second[1]) b ++ ;
if(r[2] == o.second[2]) c ++ ;
};
if(o.first == 3) {
if(r[1] == o.second[0]) a ++ ;
if(r[1] == o.second[1]) b ++ ;
if(r[1] == o.second[2]) c ++ ;
};
//if(o.first == 1){
//if(p[o.second[0]] < p[o.second[1]] and p[o.second[0]] < p[o.second[2]])
//a++;
//else if(p[o.second[1]] < p[o.second[2]])
//b++;
//else
//c++;
//}
//if(o.first == 2) {
//if(p[o.second[0]] > p[o.second[1]] and p[o.second[0]] > p[o.second[2]])
//a++;
//else if(p[o.second[1]] > p[o.second[2]])
//b++;
//else
//c++;
//}
//if(o.first == 3) {
//if((p[o.second[0]] > p[o.second[1]] and p[o.second[0]] < p[o.second[2]]) or (p[o.second[0]] > p[o.second[2]] and p[o.second[0]] < p[o.second[1]]))
//a++;
//else if((p[o.second[1]] > p[o.second[0]] and p[o.second[1]] < p[o.second[2]]) or (p[o.second[1]] > p[o.second[2]] and p[o.second[1]] < p[o.second[0]]))
//b++;
//else
//c++;
//};
}
if(mx > max(a, max(b,c))){
mx = max(a, max(b,c));
ans = i;
}
}
if(op[ans].first == 1){
int q = gl(op[ans].second);
vector<vector<int>> np;
for(auto i : pr) {
vector<int> r;
for(int j : i) {
if(j == op[ans].second[0] || j == op[ans].second[1] || j == op[ans].second[2])
r.push_back(j);
};
if(r[0] == q) {
np.push_back(i);
};
};
pr = np;
}
if(op[ans].first == 2){
int q = gh(op[ans].second);
vector<vector<int>> np;
for(auto i : pr) {
vector<int> r;
for(int j : i) {
if(j == op[ans].second[0] || j == op[ans].second[1] || j == op[ans].second[2])
r.push_back(j);
};
if(r[2] == q) {
np.push_back(i);
};
}
pr = np;
}
if(op[ans].first == 3){
int q = gm(op[ans].second);
vector<vector<int>> np;
for(auto i : pr){
vector<int> r;
for(int j : i) {
if(j == op[ans].second[0] || j == op[ans].second[1] || j == op[ans].second[2])
r.push_back(j);
};
if(r[1] == q) {
np.push_back(i);
};
}
pr = np;
}
//cout << pr.size() << '\n';
us[ans] = 1;
}
as(pr[0]);
};