제출 #1064575

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1064575		mindiyak	Binaria (CCO23_day1problem1)	C++14	6 / 25	1 ms	348 KiB

Main

#pragma GCC optimize("O1,O2,O3,Ofast,unroll-loops")
#include <bits/stdc++.h>
#include <string>
#include <iostream>
#include <cmath>
#include <numeric>
#include <stack>
#include <queue>
using namespace std;
typedef long long ll;
typedef unsigned long long ull;
typedef long double ld;
typedef pair<int, int> pi;
typedef pair<ll, ll> pl;
typedef pair<ld, ld> pd;
typedef vector<int> vi;
typedef vector<bool> vb;
typedef vector<vector<int>> vvi;
typedef vector<vector<pi>> vvpi;
typedef vector<ld> vd;
typedef vector<long long> vl;
typedef vector<pi> vpi;
typedef vector<pl> vpl;
#define FOR(i, a, b) for (ll i = a; i < (b); i++)
#define F0R(i, a) for (int i = 0; i < (a); i++)
#define FORd(i, a, b) for (int i = (b)-1; i >= a; i--)
#define F0Rd(i, a) for (int i = (a)-1; i >= 0; i--)
#define trav(a, x) for (auto &a : x)
#define uid(a, b) uniform_int_distribution<int>(a, b)(rng)
#define len(x) (int)(x).size()
#define mp make_pair
#define pb push_back
#define F first
#define nl endl
#define S second
#define lb lower_bound
#define ub upper_bound
#define aint(x) x.begin(), x.end()
#define raint(x) x.rbegin(), x.rend()
#define ins insert
const int MOD = 1e6+3;
void init(string name)
{
    freopen((name + ".in").c_str(), "r", stdin);
    freopen((name + ".out").c_str(), "w", stdout);
}
void fastIO()
{
    ios_base::sync_with_stdio(0);
    cin.tie(0);
}

void solve()
{
    int n,k;cin >> n >> k;
    vi arr(n-k+1);
    FOR(i,0,n-k+1)cin >> arr[i];
    reverse(arr.begin(),arr.end());
    ll ans = 0;
    FOR(val,0,1<<n){
        vi arr2(n,0);
        int cnt = 0;
        ll i = val;
        FOR(j,0,k){
            arr2[j] = i%2;
            i /= 2;
            cnt += arr2[j];
        }
        bool ok = 1;
        FOR(j,0,arr.size()){
            if(arr[j] != cnt){
                ok = 0;
                break;
            }
            arr2[j+k] = i%2;
            i/=2;
            cnt += arr2[j+k];
            cnt -= arr2[j];
        }
        // cerr << val << " ";
        // for(int a:arr2)cerr << a;
        // cerr << " " << ok << endl;
        if(ok)ans ++;
        ans = ans % MOD;
    }

    cout << ans << endl;
}   
 
 
int main()
{
    fastIO();
    // init("test");
    int t = 1;
    // cin >> t;
    while (t--)
        solve();
    return 0;
}

컴파일 시 표준 에러 (stderr) 메시지

Main.cpp: In function 'void solve()':
Main.cpp:24:39: warning: comparison of integer expressions of different signedness: 'll' {aka 'long long int'} and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   24 | #define FOR(i, a, b) for (ll i = a; i < (b); i++)
      |                                       ^
Main.cpp:70:9: note: in expansion of macro 'FOR'
   70 |         FOR(j,0,arr.size()){
      |         ^~~
Main.cpp: In function 'void init(std::string)':
Main.cpp:44:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   44 |     freopen((name + ".in").c_str(), "r", stdin);
      |     ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Main.cpp:45:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   45 |     freopen((name + ".out").c_str(), "w", stdout);
      |     ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 3 / 3
• Subtask 2: 3 / 3
• Subtask 3: 0 / 4
• Subtask 4: 0 / 4
• Subtask 5: 0 / 4
• Subtask 6: 0 / 7