oj.uz

Submission #356711

# Submission time Handle Problem Language Result Execution time Memory
356711 2021-01-23T14:29:02 Z BlancaHM Scales (IOI15_scales) C++14
0 / 100
 1000 ms 512 KB 
#include "scales.h"
#include <algorithm>
#include <vector>
#include <iostream>
using namespace std;

void init (int T) {
	//
}

void permutaciones(vector<int> & permutacion, vector<bool> & seleccionado, int N, vector<vector<int>> & perm) {
	if ((int) permutacion.size() == N) {
		// ya están todos los números en la permutación
		perm.push_back(permutacion);
		return;
	}

	for (int i = 1; i <= N; i++) {
		if (!seleccionado[i-1]) {
			seleccionado[i-1] = true;
			permutacion.push_back(i);
			permutaciones(permutacion, seleccionado, N, perm);
			permutacion.pop_back();
			seleccionado[i-1] = false;
		}
	}
}

bool valida(vector<int> & secuencia, vector<int> & permutacion) {
	int i = 0, j = 0;
	while (i < (int) secuencia.size() && j < 6) {
		if (permutacion[j] == secuencia[i])
			i++;
		j++;
	}
	return i == (int) secuencia.size();
}

void reducir(vector<int> secuencia, vector<vector<int>> & perm) {
	vector<vector<int>> solucion = {};
	for (int k = 0; k < (int) perm.size(); k++) {
		if (valida(secuencia, perm[k]))
			solucion.push_back(perm[k]);
	}
	perm = solucion;
}

void orderCoins() {
	vector<vector<int>> perm; // guardamos aquí las permutaciones de los números 1 a 6
	vector<int> p = {};
	vector<bool> sel = vector<bool>(6, false);
	permutaciones(p, sel, 6, perm);
	int respuesta, A, B, C;
	while((int) perm.size() > 1) {
		A = perm[0][0];
		B = perm[0][1];
		C = perm[0][2];
		respuesta = getHeaviest(A, B, C);
		if (respuesta == A) {
			reducir({B, A}, perm);
			reducir({C, A}, perm);
		} else if (respuesta == B) {
			reducir({A, B}, perm);
			reducir({C, B}, perm);
		} else {
			reducir({A, C}, perm);
			reducir({B, C}, perm);
		}
	}
	p = perm[0];
	int solucion[6] = {p[0], p[1], p[2], p[3], p[4], p[5]};
	answer(solucion);
	return;
}

Compilation message

scales.cpp: In function 'void init(int)':
scales.cpp:7:16: warning: unused parameter 'T' [-Wunused-parameter]
    7 | void init (int T) {
      |            ~~~~^

Subtask #1
0.0 / 100.0

# Verdict Execution time Memory Grader output
1 Execution timed out 1083 ms 372 KB Time limit exceeded
2 Execution timed out 1074 ms 364 KB Time limit exceeded
3 Execution timed out 1043 ms 364 KB Time limit exceeded
4 Execution timed out 1083 ms 372 KB Time limit exceeded
5 Execution timed out 1095 ms 364 KB Time limit exceeded
6 Execution timed out 1096 ms 364 KB Time limit exceeded
7 Execution timed out 1082 ms 364 KB Time limit exceeded
8 Execution timed out 1083 ms 364 KB Time limit exceeded
9 Execution timed out 1072 ms 364 KB Time limit exceeded
10 Execution timed out 1070 ms 364 KB Time limit exceeded
11 Execution timed out 1057 ms 364 KB Time limit exceeded
12 Execution timed out 1069 ms 364 KB Time limit exceeded
13 Execution timed out 1098 ms 364 KB Time limit exceeded
14 Execution timed out 1092 ms 364 KB Time limit exceeded
15 Execution timed out 1087 ms 364 KB Time limit exceeded
16 Execution timed out 1091 ms 364 KB Time limit exceeded
17 Execution timed out 1094 ms 384 KB Time limit exceeded
18 Execution timed out 1074 ms 364 KB Time limit exceeded
19 Execution timed out 1055 ms 512 KB Time limit exceeded
20 Execution timed out 1079 ms 364 KB Time limit exceeded
21 Execution timed out 1048 ms 364 KB Time limit exceeded
22 Execution timed out 1092 ms 364 KB Time limit exceeded
23 Execution timed out 1089 ms 364 KB Time limit exceeded
24 Execution timed out 1077 ms 364 KB Time limit exceeded
25 Execution timed out 1057 ms 364 KB Time limit exceeded
26 Execution timed out 1092 ms 364 KB Time limit exceeded
27 Execution timed out 1078 ms 364 KB Time limit exceeded
28 Execution timed out 1057 ms 364 KB Time limit exceeded
29 Execution timed out 1085 ms 364 KB Time limit exceeded
30 Execution timed out 1080 ms 372 KB Time limit exceeded
31 Execution timed out 1092 ms 364 KB Time limit exceeded
32 Execution timed out 1084 ms 364 KB Time limit exceeded
33 Execution timed out 1062 ms 364 KB Time limit exceeded
34 Execution timed out 1088 ms 364 KB Time limit exceeded
35 Execution timed out 1065 ms 364 KB Time limit exceeded
36 Execution timed out 1051 ms 364 KB Time limit exceeded
37 Execution timed out 1056 ms 364 KB Time limit exceeded
38 Execution timed out 1088 ms 364 KB Time limit exceeded
39 Execution timed out 1049 ms 364 KB Time limit exceeded
40 Execution timed out 1093 ms 364 KB Time limit exceeded