結果

問題 No.2486 Don't come next to me
ユーザー au7777au7777
提出日時 2023-10-03 00:30:28
言語 C++14
(gcc 13.3.0 + boost 1.87.0)
結果
AC  
実行時間 127 ms / 2,000 ms
コード長 2,972 bytes
コンパイル時間 4,306 ms
コンパイル使用メモリ 240,512 KB
実行使用メモリ 5,376 KB
最終ジャッジ日時 2024-07-26 13:57:19
合計ジャッジ時間 6,318 ms
ジャッジサーバーID
(参考情報)
judge1 / judge4
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 111 ms
5,248 KB
testcase_01 AC 98 ms
5,376 KB
testcase_02 AC 30 ms
5,376 KB
testcase_03 AC 71 ms
5,376 KB
testcase_04 AC 96 ms
5,376 KB
testcase_05 AC 69 ms
5,376 KB
testcase_06 AC 81 ms
5,376 KB
testcase_07 AC 16 ms
5,376 KB
testcase_08 AC 33 ms
5,376 KB
testcase_09 AC 96 ms
5,376 KB
testcase_10 AC 72 ms
5,376 KB
testcase_11 AC 42 ms
5,376 KB
testcase_12 AC 21 ms
5,376 KB
testcase_13 AC 127 ms
5,376 KB
testcase_14 AC 36 ms
5,376 KB
testcase_15 AC 70 ms
5,376 KB
testcase_16 AC 16 ms
5,376 KB
testcase_17 AC 30 ms
5,376 KB
testcase_18 AC 27 ms
5,376 KB
testcase_19 AC 34 ms
5,376 KB
testcase_20 AC 2 ms
5,376 KB
testcase_21 AC 2 ms
5,376 KB
testcase_22 AC 2 ms
5,376 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 #
プレゼンテーションモードにする

#include <bits/stdc++.h>
#include <atcoder/all>
typedef long long int ll;
using namespace std;
typedef pair<ll, ll> P;
using namespace atcoder;
template<typename T> using min_priority_queue = priority_queue<T, vector<T>, greater<T>>;
#define USE998244353
#ifdef USE998244353
const ll MOD = 998244353;
// const double PI = 3.1415926535897932;
using mint = modint998244353;
#else
const ll MOD = 1000000007;
using mint = modint1000000007;
#endif
const int MAX = 2000001;
long long fac[MAX], finv[MAX], inv[MAX];
void COMinit() {
fac[0] = fac[1] = 1;
finv[0] = finv[1] = 1;
inv[1] = 1;
for (int i = 2; i < MAX; i++){
fac[i] = fac[i - 1] * i % MOD;
inv[i] = MOD - inv[MOD%i] * (MOD / i) % MOD;
finv[i] = finv[i - 1] * inv[i] % MOD;
}
}
long long COM(int n, int k){
if (n < k) return 0;
if (n < 0 || k < 0) return 0;
return fac[n] * (finv[k] * finv[n - k] % MOD) % MOD;
}
ll gcd(ll x, ll y) {
if (y == 0) return x;
else if (y > x) {
return gcd (y, x);
}
else return gcd(x % y, y);
}
ll lcm(ll x, ll y) {
return x / gcd(x, y) * y;
}
ll my_sqrt(ll x) {
//
ll m = 0;
ll M = 3000000001;
while (M - m > 1) {
ll now = (M + m) / 2;
if (now * now <= x) {
m = now;
}
else {
M = now;
}
}
return m;
}
ll keta(ll num, ll arity) {
ll ret = 0;
while (num) {
num /= arity;
ret++;
}
return ret;
}
ll ceil(ll n, ll m) {
// n > 0, m > 0
ll ret = n / m;
if (n % m) ret++;
return ret;
}
ll pow_ll(ll x, ll n) {
if (n == 0) return 1;
if (n % 2) {
return pow_ll(x, n - 1) * x;
}
else {
ll tmp = pow_ll(x, n / 2);
return tmp * tmp;
}
}
vector<ll> compress(vector<ll>& v) {
// [3 5 5 6 1 1 10 1] -> [1 2 2 3 0 0 4 0]
vector<ll> u = v;
sort(u.begin(), u.end());
u.erase(unique(u.begin(),u.end()),u.end());
map<ll, ll> mp;
for (int i = 0; i < u.size(); i++) {
mp[u[i]] = i;
}
for (int i = 0; i < v.size(); i++) {
v[i] = mp[v[i]];
}
return v;
}
vector<ll> Eratosthenes( const ll N )
{
vector<bool> is_prime( N + 1 );
for( ll i = 0; i <= N; i++ )
{
is_prime[ i ] = true;
}
vector<ll> P;
for( ll i = 2; i <= N; i++ )
{
if( is_prime[ i ] )
{
for( ll j = 2 * i; j <= N; j += i )
{
is_prime[ j ] = false;
}
P.emplace_back( i );
}
}
return P;
}
ll f(ll n) {
if (n == 1) return 1;
if (n % 2 == 0) return n;
ll tmp = f(n / 2);
return tmp * 2;
}
int main() {
ll n, m;
cin >> n >> m;
ll a[m + 2];
a[0] = 0;
a[m + 1] = n + 1;
for (int i = 1; i <= m; i++) {
cin >> a[i];
}
ll ans = 0;
for (int i = 1; i <= m + 1; i++) {
ans += f(a[i] - a[i - 1] - 1);
}
cout << ans << endl;
return 0;
}
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