結果

問題 No.1465 Archaea
ユーザー noya2noya2
提出日時 2021-04-02 22:32:10
言語 C++17
(gcc 13.3.0 + boost 1.87.0)
結果
AC  
実行時間 3 ms / 2,000 ms
コード長 3,152 bytes
コンパイル時間 4,125 ms
コンパイル使用メモリ 251,640 KB
最終ジャッジ日時 2025-01-20 09:38:36
ジャッジサーバーID
(参考情報)
judge3 / judge5
このコードへのチャレンジ
(要ログイン)
ファイルパターン 結果
sample AC * 4
other AC * 20
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 <boost/multiprecision/cpp_dec_float.hpp>
#include <boost/multiprecision/cpp_int.hpp>
namespace mp = boost::multiprecision;
using bint = mp::cpp_int;
*/
#include <atcoder/all>
#include <iostream>
#include <queue>
#include <stack>
#include <vector>
#include <string>
#include <set>
#include <map>
#include <random>
#define rep(i,n) for (int i = 0; i < (n); ++i)
#define repp(i,n,m) for (int i = m; i < (n); ++i)
using namespace std;
using namespace atcoder;
using namespace internal;
//alias g++='g++ -I/mnt/c/Users/Owner/Desktop/ac-library'
using ll = long long;
using ld = long double;
using P = pair<int, int>;
using PI = pair<pair<int,int>,int>;
using PL = pair<long long, long long>;
using PLL = pair<pair<long long, long long>, long long>;
using Pxy = pair<long double, long double>;
const int INF = 1001001007;
const int modd = 1000000007;
const long long modl = 1000000007LL;
const long long mod = 998244353LL;
const ll inf = 2e18;
template <typename SA>
void priv(vector<SA> &ar){
rep(i,ar.size()-1) cout << ar[i] << " ";
cout << ar[ar.size()-1] << endl;
}
template <typename SB>
void privv(vector<vector<SB>> &ar){
rep(i,ar.size()){
rep(j,ar[i].size()-1) cout << ar[i][j] << " ";
cout << ar[i][ar[i].size()-1] << endl;
}
}
template <typename SC>
bool range(SC a, SC b, SC x){return (a <= x && x < b);}
bool rrange(P a, P b, P xy){
bool s = range(a.first,b.first,xy.first);
bool t = range(a.second,b.second,xy.second);
return (s && t);
}
template <typename SD>
void sor(vector<SD> &ar){sort(ar.begin(),ar.end());}
template <typename SE>
void rev(vector<SE> &ar){reverse(ar.begin(),ar.end());}
template <typename SF>
bool chmin(SF &a, const SF &b){if(a>b){a = b; return true;} return false;}
template <typename SG>
bool chmax(SG &a, const SG &b){if(a<b){a = b; return true;} return false;}
template <typename SH>
void eru(vector<SH> &ar){sor(ar);ar.erase(unique(ar.begin(),ar.end()),ar.end());}
template <typename SI>
SI last(vector<SI> &ar){return ar[ar.size()-1];}
template <typename SJ>
SJ cel(SJ a, SJ b){if (a % b == 0) return a/b; return a/b +1;}
template <typename SK, typename SL>
void pout(pair<SK,SL> p) {cout << p.first << " " << p.second << endl;}
void yes(){cout << "Yes" << endl;}
void no (){cout << "No" << endl;}
void yn (bool t){if(t)yes();else no();}
void Yes(){cout << "YES" << endl;}
void No (){cout << "NO" << endl;}
void YN (bool t){if(t)Yes();else No();}
void dout() {cout << setprecision(20);}
vector<int> dx = {0,1,0,-1};
vector<int> dy = {1,0,-1,0};
const string ALP = "ABCDEFGHIJKLMNOPQRSTUVWXYZ";
const string alp = "abcdefghijklmnopqrstuvwxyz";
ll gcds(ll a, ll b){
ll c = a % b;
while (c != 0){
a = b;
b = c;
c = a % b;
}
return b;
}
int main(){
int n, k; cin >> n >> k;
vector<int> dp(n+10,INF);
dp[1] = 0;
dp[2] = 1;
repp(i,n+10,4){
if (i % 2 == 0){
dp[i] = min(dp[i/2], dp[i-3]) + 1;
if (dp[i] > INF) dp[i] = INF;
}
else {
if (dp[i-3] != INF) dp[i] = dp[i-3] + 1;
}
}
YN(dp[n] <= k);
}
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