Submission #286337

#	Time	Username	Problem	Language	Result	Execution time	Memory
286337		dolphingarlic	Scales (IOI15_scales)	C++14	71.43 / 100	1 ms	384 KiB

scales

#include "scales.h"

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

void init(int T) {}

void orderCoins() {
    deque<int> K;

    int A = getNextLightest(1, 2, 3, 4);
    int B = A % 3 + 1;
    int C = getLightest(A, B, 4);
    if (C == A) {
        // A is the lightest; 4 is the heaviest
        int med = getMedian(A, B, 6 - A - B);
        K = {A, med, 6 - A - med, 4};
    } else if (C == 4) {
        // (4 < A) < B
        int med = getMedian(4, B, 6 - A - B);
        if (med == 4) K = {6 - A - B, 4, A, B};
        else if (med == B) K = {4, A, B, 6 - A - B};
        else K = {4, A, 6 - A - B, B};
    } else {
        // B < (4 < A)
        int med = getMedian(4, B, 6 - A - B);
        if (med == 4) K = {B, 4, A, 6 - A - B};
        else if (med == B) K = {6 - A - B, B, 4, A};
        else K = {B, 6 - A - B, 4, A};
    }

    // for (int i : K) cout << i << ' ';
    // cout << '\n';

    int five_pos = getNextLightest(K[1], K[2], K[3], 5);
    if (five_pos == K[1]) {
        int med = getMedian(K[0], K[1], 5);
        if (med == K[0]) K.push_front(5);
        else if (med == K[1]) K.push_back(5);
        else K.insert(K.begin() + 1, 5);
    } else K.insert(find(K.begin(), K.end(), five_pos), 5);

    // for (int i : K) cout << i << ' ';
    // cout << '\n';

    int six_pos = getNextLightest(K[0], K[2], K[4], 6);
    if (six_pos == K[0]) {
        if (getLightest(K[0], K[1], 6) == 6) K.push_front(6);
        else K.push_back(6);
    } else if (six_pos == K[2]) {
        if (getMedian(K[1], K[2], 6) == K[1]) K.insert(K.begin() + 1, 6);
        else K.insert(K.begin() + 2, 6);
    } else {
        if (getMedian(K[3], K[4], 6) == K[3]) K.insert(K.begin() + 3, 6);
        else K.insert(K.begin() + 4, 6);
    }

    // for (int i : K) cout << i << ' ';
    // cout << '\n';

    // cout << "END DEBUG\n";

    int W[6] = {K[0], K[1], K[2], K[3], K[4], K[5]};
    answer(W);
}

Compilation message (stderr)

scales.cpp: In function 'void init(int)':
scales.cpp:6:15: warning: unused parameter 'T' [-Wunused-parameter]
    6 | void init(int T) {}
      |           ~~~~^

• Subtask 1: 71.428571 / 100