Submission #1112743

#	Time	Username	Problem	Language	Result	Execution time	Memory
1112743		julia_08	Coins (IOI17_coins)	C++17	25 / 100	8 ms	1828 KiB

coins

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

vector<int> coin_flips(vector<int> b, int c){
  vector<int> flips;

  int cnt[2] = {0, 0};

  cnt[0] += (b[0] == 0); cnt[0] += (b[1] == 0); cnt[0] += (b[2] == 0);
  cnt[1] += (b[0] == 1); cnt[1] += (b[1] == 1); cnt[1] += (b[2] == 1);

  int x = 0;

  if(cnt[1] > cnt[0]) x = 1;

  if(b[c] == x){

    if(cnt[x] == 3) flips.push_back(c);
    else if(c != 0 && b[0] == x) flips.push_back(0);
    else if(c != 1 && b[1] == x) flips.push_back(1);
    else if(c != 2 && b[2] == x) flips.push_back(2);

  } else{
    flips.push_back(3);
  }

  return flips;
}

int find_coin(vector<int> b){

  int coin = 0;

  if(b[0] == b[2]) coin = 1;
  if(b[0] == b[1]) coin = 2;

  return coin;
}

• Subtask 1: 10 / 10
• Subtask 2: 15 / 15
• Subtask 3: 0 / 10
• Subtask 4: 0 / 15
• Subtask 5: 0 / 50