# | Time | Username | Problem | Language | Result | Execution time | Memory |
---|---|---|---|---|---|---|---|
1013228 | d4xn | Scales (IOI15_scales) | C++17 | 1 ms | 604 KiB |
This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.
#include "scales.h"
#include <bits/stdc++.h>
using namespace std;
const int N = 6;
mt19937 rng(time(nullptr) + 69);
int c[N], ans[N];
void init(int T) {
for (int i = 0; i < N; i++) {
c[i] = i+1;
}
shuffle(c, c+N, rng);
}
void orderCoins() {
shuffle(c, c+N, rng);
vector<int> L;
int x = getLightest(c[0], c[1], c[2]);
int z = getHeaviest(c[0], c[1], c[2]);
int y = c[0];
if (y == x || y == z) y = c[1];
if (y == x || y == z) y = c[2];
L.push_back(x);
L.push_back(y);
L.push_back(z);
vector<int> R;
x = getLightest(c[3], c[4], c[5]);
z = getHeaviest(c[3], c[4], c[5]);
y = c[3];
if (y == x || y == z) y = c[4];
if (y == x || y == z) y = c[5];
R.push_back(x);
R.push_back(y);
R.push_back(z);
int mx = getHeaviest(L[2], R[2], L[0]);
if (L.back() == mx) swap(L, R);
L.push_back(mx);
R.pop_back();
x = getNextLightest(L[3], L[2], L[1], R[1]);
if (x == L[1]) {
x = getMedian(L[0], R[0], R[1]);
if (x == L[0]) {
L.insert(L.begin()+1, R[1]);
L.insert(L.begin(), R[0]);
}
else if (x == R[0]) {
L.insert(L.begin()+1, R[1]);
L.insert(L.begin()+1, R[0]);
}
else {
L.insert(L.begin(), R[1]);
L.insert(L.begin(), R[0]);
}
}
else {
int idx = 1;
while (x != L[idx]) idx++;
L.insert(L.begin() + idx, R[1]);
R.pop_back();
x = getNextLightest(L[3], L[2], L[1], R[0]);
if (x == L[1]) {
x = getLightest(L[0], R[0], L[1]);
if (x == R[0]) {
L.insert(L.begin(), R[0]);
}
else {
L.insert(L.begin()+1, R[0]);
}
R.pop_back();
}
else {
idx = 1;
while (x != L[idx]) idx++;
L.insert(L.begin() + idx, R[0]);
R.pop_back();
}
}
for (int i = 0; i < N; i++) {
ans[i] = L[i];
//cerr << ans[i] << " ";
}//cerr << endl;
answer(ans);
}
/*
void orderCoins() {
shuffle(coins, coins+N, rng);
vector<int> v;
int x = getLightest(coins[0], coins[1], coins[2]);
int z = getHeaviest(coins[0], coins[1], coins[2]);
int y = coins[0];
if (y == x || y == z) y = coins[1];
if (y == x || y == z) y = coins[2];
v.push_back(x);
v.push_back(y);
v.push_back(z);
int nwZ = getHeaviest(coins[3], coins[4], coins[5]);
int mx = getHeaviest(z, nwZ, y);
if (v.back() != mx) v.push_back(mx) {
// me falta mirar dos
int nwX = coins[4];
if (nwX == mx) nwX = coins[5];
int nwY = coins[5];
if (nwXY == mx || nwY == nwX) nwY = coins[6];
int idx = getNextLightest(x, y, z, );
}
else {
// me falta mirar tres
}
answer(ans);
}
*/
Compilation message (stderr)
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
Fetching results... |