Submission #3730166


Source Code Expand

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

#define MIN(x, y) ((x) < (y) ? (x) : (y))
#define MAX(x, y) ((x) > (y) ? (x) : (y))

#define DIVUP(x, y) (((x) + ((y) - 1)) / (y))
#define DIVOFF(x, y) (((x) + ((y) / 2)) / (y))
#define REMAINDER(x, y) ((x) % (y))

#define N_MAX 12
#define M_MAX (N_MAX*(N_MAX-1)/2)


int main() {
  int N, M, x, y;
  map<int, set<int>> xy;
  scanf("%d%d", &N, &M);
  for (int i{0}; i < M; ++i) {
    scanf("%d%d", &x, &y);
    xy[x].insert({x, y});
    xy[y].insert({x, y});
  }

  int max_num{1};
  for (int i{0}; i < (1 << N); ++i) {
    set<int> party;
    for (int j{1}; j <= N; ++j) {
      if (i & (1 << (j - 1))) {
        party.insert(j);
      }
    }
    for (int x : party) {
      for (int y : party) {
        if (xy[x].find(y) == xy[x].end()) {
          goto CONTINUE;
        }
      }
    }
    {
      int num = party.size();
      if (max_num < num) max_num = num;
    }
    CONTINUE:
    ;
  }

  printf("%d\n", max_num);
  return 0;
}

Submission Info

Submission Time
Task D - 派閥
User tatsu
Language C++14 (GCC 5.4.1)
Score 100
Code Size 1082 Byte
Status AC
Exec Time 8 ms
Memory 256 KB

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:20:24: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d%d", &N, &M);
                        ^
./Main.cpp:22:26: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d%d", &x, &y);
                          ^

Judge Result

Set Name all
Score / Max Score 100 / 100
Status
AC × 74
Set Name Test Cases
all 00_sample_01.txt, 00_sample_02.txt, 00_sample_03.txt, 00_sample_04.txt, test_01.txt, test_02.txt, test_03.txt, test_04.txt, test_05.txt, test_06.txt, test_07.txt, test_08.txt, test_09.txt, test_10.txt, test_11.txt, test_12.txt, test_13.txt, test_14.txt, test_15.txt, test_16.txt, test_17.txt, test_18.txt, test_19.txt, test_20.txt, test_21.txt, test_22.txt, test_23.txt, test_24.txt, test_25.txt, test_26.txt, test_27.txt, test_28.txt, test_29.txt, test_30.txt, test_31.txt, test_32.txt, test_33.txt, test_34.txt, test_35.txt, test_36.txt, test_37.txt, test_38.txt, test_39.txt, test_40.txt, test_41.txt, test_42.txt, test_43.txt, test_44.txt, test_45.txt, test_46.txt, test_47.txt, test_48.txt, test_49.txt, test_50.txt, test_51.txt, test_52.txt, test_53.txt, test_54.txt, test_55.txt, test_56.txt, test_57.txt, test_58.txt, test_59.txt, test_60.txt, test_61.txt, test_62.txt, test_63.txt, test_64.txt, test_65.txt, test_66.txt, test_67.txt, test_68.txt, test_69.txt, test_70.txt
Case Name Status Exec Time Memory
00_sample_01.txt AC 1 ms 256 KB
00_sample_02.txt AC 1 ms 256 KB
00_sample_03.txt AC 1 ms 256 KB
00_sample_04.txt AC 3 ms 256 KB
test_01.txt AC 1 ms 256 KB
test_02.txt AC 1 ms 256 KB
test_03.txt AC 1 ms 256 KB
test_04.txt AC 1 ms 256 KB
test_05.txt AC 1 ms 256 KB
test_06.txt AC 1 ms 256 KB
test_07.txt AC 1 ms 256 KB
test_08.txt AC 1 ms 256 KB
test_09.txt AC 2 ms 256 KB
test_10.txt AC 2 ms 256 KB
test_11.txt AC 2 ms 256 KB
test_12.txt AC 4 ms 256 KB
test_13.txt AC 1 ms 256 KB
test_14.txt AC 1 ms 256 KB
test_15.txt AC 1 ms 256 KB
test_16.txt AC 2 ms 256 KB
test_17.txt AC 3 ms 256 KB
test_18.txt AC 2 ms 256 KB
test_19.txt AC 4 ms 256 KB
test_20.txt AC 7 ms 256 KB
test_21.txt AC 2 ms 256 KB
test_22.txt AC 4 ms 256 KB
test_23.txt AC 4 ms 256 KB
test_24.txt AC 8 ms 256 KB
test_25.txt AC 1 ms 256 KB
test_26.txt AC 3 ms 256 KB
test_27.txt AC 2 ms 256 KB
test_28.txt AC 1 ms 256 KB
test_29.txt AC 1 ms 256 KB
test_30.txt AC 2 ms 256 KB
test_31.txt AC 4 ms 256 KB
test_32.txt AC 2 ms 256 KB
test_33.txt AC 5 ms 256 KB
test_34.txt AC 2 ms 256 KB
test_35.txt AC 6 ms 256 KB
test_36.txt AC 8 ms 256 KB
test_37.txt AC 3 ms 256 KB
test_38.txt AC 7 ms 256 KB
test_39.txt AC 4 ms 256 KB
test_40.txt AC 3 ms 256 KB
test_41.txt AC 6 ms 256 KB
test_42.txt AC 8 ms 256 KB
test_43.txt AC 3 ms 256 KB
test_44.txt AC 4 ms 256 KB
test_45.txt AC 4 ms 256 KB
test_46.txt AC 5 ms 256 KB
test_47.txt AC 5 ms 256 KB
test_48.txt AC 8 ms 256 KB
test_49.txt AC 3 ms 256 KB
test_50.txt AC 3 ms 256 KB
test_51.txt AC 3 ms 256 KB
test_52.txt AC 3 ms 256 KB
test_53.txt AC 3 ms 256 KB
test_54.txt AC 3 ms 256 KB
test_55.txt AC 4 ms 256 KB
test_56.txt AC 3 ms 256 KB
test_57.txt AC 4 ms 256 KB
test_58.txt AC 5 ms 256 KB
test_59.txt AC 6 ms 256 KB
test_60.txt AC 8 ms 256 KB
test_61.txt AC 8 ms 256 KB
test_62.txt AC 1 ms 256 KB
test_63.txt AC 3 ms 256 KB
test_64.txt AC 3 ms 256 KB
test_65.txt AC 3 ms 256 KB
test_66.txt AC 3 ms 256 KB
test_67.txt AC 3 ms 256 KB
test_68.txt AC 3 ms 256 KB
test_69.txt AC 3 ms 256 KB
test_70.txt AC 3 ms 256 KB