Submission #5883321


Source Code Expand

#include <cstdio>
#include <iostream>
#include <string>
#include <vector>
#include <sstream>
#include <map>
#include <set>
#include <queue>
#include <algorithm>
#include <cmath>
#include <cstring>
#include <typeinfo>
#include <numeric>
#include <functional>
#include <unordered_map>
#include <bitset>
#include <stack>
#include <assert.h>
#include <unordered_set>
#include <random>



using namespace std;
using ll = long long;
using ull = unsigned long long;

const ll INF = 1e16;
const ll MOD = 1e9 + 7;

#define REP(i, n) for(ll i = 0; i < n; i++)




















 
int main(){
    int n, k, m, b, boat[50], r, p, q, out[50] = {}, ans = 0;
    scanf("%d %d", &n, &k);
    for(int i = 0; i < k; i++){
        scanf("%d", &m);
        for(int j = 0; j < m; j++){
            scanf("%d", &b);
            boat[b - 1] = i + 1;
        }
    }
    scanf("%d", &r);
    for(int i = 0; i < r; i++){
        scanf("%d %d", &p, &q);
        p--; q--;
        if(boat[p] == boat[q]) out[p] = out[q] = 1;
    }
    for(int i = 0; i < n; i++) if(out[i]) ans++;
    printf("%d\n", ans);
}

Submission Info

Submission Time
Task C - ソーシャル
User chocobo
Language C++14 (GCC 5.4.1)
Score 100
Code Size 1151 Byte
Status AC
Exec Time 1 ms
Memory 256 KB

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:55:27: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d %d", &n, &k);
                           ^
./Main.cpp:57:24: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d", &m);
                        ^
./Main.cpp:59:28: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
             scanf("%d", &b);
                            ^
./Main.cpp:63:20: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d", &r);
                    ^
./Main.cpp:65:31: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d %d", &p, &q);
              ...

Judge Result

Set Name All
Score / Max Score 100 / 100
Status
AC × 39
Set Name Test Cases
All 00_sample_01, 00_sample_02, 00_sample_03, 10_random_0, 10_random_1, 10_random_10, 10_random_11, 10_random_12, 10_random_13, 10_random_14, 10_random_15, 10_random_16, 10_random_17, 10_random_18, 10_random_19, 10_random_2, 10_random_20, 10_random_21, 10_random_22, 10_random_23, 10_random_24, 10_random_25, 10_random_26, 10_random_27, 10_random_28, 10_random_3, 10_random_4, 10_random_5, 10_random_6, 10_random_7, 10_random_8, 10_random_9, 20_twopartition_0, 20_twopartition_1, 20_twopartition_2, 20_twopartition_3, 20_twopartition_4, 20_twopartition_5, 20_twopartition_6
Case Name Status Exec Time Memory
00_sample_01 AC 1 ms 256 KB
00_sample_02 AC 1 ms 256 KB
00_sample_03 AC 1 ms 256 KB
10_random_0 AC 1 ms 256 KB
10_random_1 AC 1 ms 256 KB
10_random_10 AC 1 ms 256 KB
10_random_11 AC 1 ms 256 KB
10_random_12 AC 1 ms 256 KB
10_random_13 AC 1 ms 256 KB
10_random_14 AC 1 ms 256 KB
10_random_15 AC 1 ms 256 KB
10_random_16 AC 1 ms 256 KB
10_random_17 AC 1 ms 256 KB
10_random_18 AC 1 ms 256 KB
10_random_19 AC 1 ms 256 KB
10_random_2 AC 1 ms 256 KB
10_random_20 AC 1 ms 256 KB
10_random_21 AC 1 ms 256 KB
10_random_22 AC 1 ms 256 KB
10_random_23 AC 1 ms 256 KB
10_random_24 AC 1 ms 256 KB
10_random_25 AC 1 ms 256 KB
10_random_26 AC 1 ms 256 KB
10_random_27 AC 1 ms 256 KB
10_random_28 AC 1 ms 256 KB
10_random_3 AC 1 ms 256 KB
10_random_4 AC 1 ms 256 KB
10_random_5 AC 1 ms 256 KB
10_random_6 AC 1 ms 256 KB
10_random_7 AC 1 ms 256 KB
10_random_8 AC 1 ms 256 KB
10_random_9 AC 1 ms 256 KB
20_twopartition_0 AC 1 ms 256 KB
20_twopartition_1 AC 1 ms 256 KB
20_twopartition_2 AC 1 ms 256 KB
20_twopartition_3 AC 1 ms 256 KB
20_twopartition_4 AC 1 ms 256 KB
20_twopartition_5 AC 1 ms 256 KB
20_twopartition_6 AC 1 ms 256 KB