Submission #131356

#	Time	Username	Problem	Language	Result	Execution time	Memory
131356		antimirage	Scales (IOI15_scales)	C++14	56.94 / 100	2 ms	380 KiB

scales

#include "scales.h"
#include <bits/stdc++.h>

#define pb push_back
#define all(s) s.begin(), s.end()

using namespace std;

int in[7];

void init(int T) {
	srand(time(NULL));
	vector <int> vec;
	
	for (int i = 1; i <= 6; i++)
		vec.pb(i);
	
	random_shuffle(all(vec));
	
	for (int i = 1; i <= 6; i++)
		in[i] = vec[i - 1];
}

void orderCoins() {
    int ans[6];
    
    int res1[3] = {1, 2, 3}, res2[3] = {4, 5, 6};
    
    res1[0] = getLightest(in[1], in[2], in[3]);
    res2[0] = getLightest(in[4], in[5], in[6]);
	
	res1[2] = getHeaviest(in[1], in[2], in[3]);
	res2[2] = getHeaviest(in[4], in[5], in[6]);
	
	for (int i = 1; i <= 3; i++) {
		if (res1[0] != in[i] && res1[2] != in[i]) {
			res1[1] = in[i];
		}
		if (res2[0] != in[i + 3] && res2[2] != in[i + 3]) {
			res2[1] = in[i + 3];
		}
	}
	int i = 0, j = 0;
	
	for (int k = 0; k < 6; k++) {
		if (i == 3) {
			ans[k] = res2[j++];
			continue;
		}
		if (j == 3) {
			ans[k] = res1[i++];
			continue;
		}
		if (i == 2 && j == 2) {
			ans[k + 1] = getHeaviest(res1[i], res2[j], ans[0]);
			if (ans[k + 1] == res1[i])
				ans[k] = res2[j];
			else
				ans[k] = res1[i];
			answer(ans);
			return;
		}
		int m;
		if (i == 2) {
			m = getMedian(res1[i], res2[j], res2[j + 1]);
			if (res1[i] == m) {
				ans[k] = res2[j];
				k++;
				j++;
				ans[k] = res1[i];
				i++;
			} else if (res2[j] == m) {
				ans[k] = res1[i];
				i++;
			} else {
				ans[k] = res2[j];
				k++;
				j++;
				ans[k] = res2[j];
				j++;
			}
		}
		else {
			m = getMedian(res1[i], res1[i + 1], res2[j]);
			if (res2[j] == m) {
				ans[k] = res1[i];
				k++;
				i++;
				ans[k] = res2[j];
				j++;
			} else if (res1[i] == m) {
				ans[k] = res2[j];
				j++;
			} else {
				ans[k] = res1[i];
				k++;
				i++;
				ans[k] = res1[i];
				i++;
			}
		}
		
	}
	answer(ans);
}

Compilation message (stderr)

scales.cpp: In function 'void init(int)':
scales.cpp:12:12: warning: conversion to 'unsigned int' from 'time_t {aka long int}' may alter its value [-Wconversion]
  srand(time(NULL));
        ~~~~^~~~~~
scales.cpp:11:15: warning: unused parameter 'T' [-Wunused-parameter]
 void init(int T) {
               ^

• Subtask 1: 56.944444 / 100