結果

問題 No.990 N×Mマス計算(Kの倍数)
ユーザー kissshot7kissshot7
提出日時 2020-12-06 03:19:55
言語 C++14
(gcc 12.3.0 + boost 1.83.0)
結果
AC  
実行時間 116 ms / 2,000 ms
コード長 3,772 bytes
コンパイル時間 2,103 ms
コンパイル使用メモリ 185,252 KB
実行使用メモリ 9,600 KB
最終ジャッジ日時 2024-09-16 21:35:01
合計ジャッジ時間 4,380 ms
ジャッジサーバーID
(参考情報)
judge1 / judge5
このコードへのチャレンジ
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テストケース

テストケース表示
入力 結果 実行時間
実行使用メモリ
testcase_00 AC 5 ms
7,424 KB
testcase_01 AC 5 ms
7,424 KB
testcase_02 AC 5 ms
7,680 KB
testcase_03 AC 6 ms
7,552 KB
testcase_04 AC 5 ms
7,296 KB
testcase_05 AC 5 ms
7,424 KB
testcase_06 AC 5 ms
7,552 KB
testcase_07 AC 5 ms
7,424 KB
testcase_08 AC 5 ms
7,552 KB
testcase_09 AC 5 ms
7,552 KB
testcase_10 AC 24 ms
8,704 KB
testcase_11 AC 20 ms
8,448 KB
testcase_12 AC 116 ms
9,088 KB
testcase_13 AC 16 ms
8,064 KB
testcase_14 AC 45 ms
8,960 KB
testcase_15 AC 26 ms
8,320 KB
testcase_16 AC 29 ms
8,704 KB
testcase_17 AC 23 ms
8,064 KB
testcase_18 AC 111 ms
9,088 KB
testcase_19 AC 70 ms
8,320 KB
testcase_20 AC 62 ms
9,600 KB
権限があれば一括ダウンロードができます

ソースコード

diff #

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

//#define int long long
typedef long long ll;

typedef unsigned long long ul;
typedef unsigned int ui;
const ll mod = 1000000007;
// const ll mod = 998244353;
const ll INF = mod * mod;
const int INF_N = 1e+9;
typedef pair<int, int> P;
#define rep(i,n) for(int i=0;i<n;i++)
#define per(i,n) for(int i=n-1;i>=0;i--)
#define Rep(i,sta,n) for(int i=sta;i<n;i++)
#define rep1(i,n) for(int i=1;i<=n;i++)
#define per1(i,n) for(int i=n;i>=1;i--)
#define Rep1(i,sta,n) for(int i=sta;i<=n;i++)
#define all(v) (v).begin(),(v).end()
typedef pair<ll, ll> LP;
typedef long double ld;
typedef pair<ld, ld> LDP;
const ld eps = 1e-12;
const ld pi = acos(-1.0);
//typedef vector<vector<ll>> mat;
typedef vector<int> vec;

//繰り返し二乗法
ll mod_pow(ll a, ll n, ll m) {
	ll res = 1;
	while (n) {
		if (n & 1)res = res * a%m;
		a = a * a%m; n >>= 1;
	}
	return res;
}

struct modint {
	ll n;
	modint() :n(0) { ; }
	modint(ll m) :n(m) {
		if (n >= mod)n %= mod;
		else if (n < 0)n = (n%mod + mod) % mod;
	}
	operator int() { return n; }
};
bool operator==(modint a, modint b) { return a.n == b.n; }
modint operator+=(modint &a, modint b) { a.n += b.n; if (a.n >= mod)a.n -= mod; return a; }
modint operator-=(modint &a, modint b) { a.n -= b.n; if (a.n < 0)a.n += mod; return a; }
modint operator*=(modint &a, modint b) { a.n = ((ll)a.n*b.n) % mod; return a; }
modint operator+(modint a, modint b) { return a += b; }
modint operator-(modint a, modint b) { return a -= b; }
modint operator*(modint a, modint b) { return a *= b; }
modint operator^(modint a, int n) {
	if (n == 0)return modint(1);
	modint res = (a*a) ^ (n / 2);
	if (n % 2)res = res * a;
	return res;
}

//逆元(Eucledean algorithm)
ll inv(ll a, ll p) {
	return (a == 1 ? 1 : (1 - p * inv(p%a, a)) / a + p);
}
modint operator/(modint a, modint b) { return a * modint(inv(b, mod)); }

const int max_n = 1 << 18;
modint fact[max_n], factinv[max_n];
void init_f() {
	fact[0] = modint(1);
	for (int i = 0; i < max_n - 1; i++) {
		fact[i + 1] = fact[i] * modint(i + 1);
	}
	factinv[max_n - 1] = modint(1) / fact[max_n - 1];
	for (int i = max_n - 2; i >= 0; i--) {
		factinv[i] = factinv[i + 1] * modint(i + 1);
	}
}
modint comb(int a, int b) {
	if (a < 0 || b < 0 || a < b)return 0;
	return fact[a] * factinv[b] * factinv[a - b];
}
using mP = pair<modint, modint>;

int dx[4] = { 0,1,0,-1 };
int dy[4] = { 1,0,-1,0 };


const int ma = 1e09;
vector< ll > divisor(ll n) {
  vector< ll > ret;
  for(ll i = 1; i * i <= n; i++) {
    if(n % i == 0) {
      ret.push_back(i);
      if(i * i != n) ret.push_back(n / i);
    }
  }
  sort(begin(ret), end(ret));
  return (ret);
}

void solve() {
    int n, m; ll k; cin >> n >> m >> k;
    char op; cin >> op;
    vector<ll> a(n), b(m);
    rep(i, m) cin >> b[i];
    rep(i, n) cin >> a[i];

    if(op == '+'){
        vector<ll> bb(m);
        rep(i, m) bb[i] = b[i]%k;
        sort(all(bb));

        ll res = 0;
        rep(i, n){
            ll tmp = (k-a[i]%k)%k;
            res += upper_bound(all(bb), tmp) - lower_bound(all(bb), tmp);
        }

        cout << res << endl;
    }else{
        auto dv = divisor(k);

        map<ll, ll> mp1, mp2;
        rep(i, m){
            mp1[__gcd(b[i], k)]++;
        }
        for(auto p: dv){
            for(auto q: dv){
                if(q%p == 0){
                    mp2[p] += mp1[q];
                }
            }
        }

        ll res = 0;
        rep(i, n){
            ll g = __gcd(a[i], k);
            res += mp2[k/g];
        }

        cout << res << endl;
    }
}

signed main() {
  ios::sync_with_stdio(false);
  cin.tie(0);
  //cout << fixed << setprecision(10);
  //init_f();
  //init();
  //int t; cin >> t; rep(i, t)solve();
  solve();
//   stop
    return 0;
}
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