結果

問題 No.2479 Sum of Squares
ユーザー rururiarururia
提出日時 2023-09-22 21:35:41
言語 C++23
(gcc 12.3.0 + boost 1.83.0)
結果
AC  
実行時間 2 ms / 2,000 ms
コード長 3,807 bytes
コンパイル時間 2,752 ms
コンパイル使用メモリ 249,992 KB
実行使用メモリ 4,380 KB
最終ジャッジ日時 2023-09-22 21:35:47
合計ジャッジ時間 4,024 ms
ジャッジサーバーID
(参考情報)
judge12 / judge15
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 1 ms
4,380 KB
testcase_01 AC 2 ms
4,376 KB
testcase_02 AC 2 ms
4,380 KB
testcase_03 AC 2 ms
4,376 KB
testcase_04 AC 1 ms
4,376 KB
testcase_05 AC 2 ms
4,380 KB
testcase_06 AC 2 ms
4,380 KB
testcase_07 AC 1 ms
4,376 KB
testcase_08 AC 2 ms
4,380 KB
testcase_09 AC 2 ms
4,380 KB
testcase_10 AC 1 ms
4,376 KB
testcase_11 AC 1 ms
4,376 KB
testcase_12 AC 1 ms
4,376 KB
testcase_13 AC 1 ms
4,376 KB
testcase_14 AC 2 ms
4,376 KB
testcase_15 AC 2 ms
4,376 KB
testcase_16 AC 2 ms
4,380 KB
testcase_17 AC 2 ms
4,376 KB
testcase_18 AC 1 ms
4,376 KB
testcase_19 AC 1 ms
4,376 KB
testcase_20 AC 1 ms
4,376 KB
testcase_21 AC 1 ms
4,380 KB
testcase_22 AC 1 ms
4,376 KB
testcase_23 AC 2 ms
4,376 KB
testcase_24 AC 2 ms
4,376 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 #

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

using ull = uint64_t;
using ll = int64_t;
using vi = vector<int>;
using vll = vector<ll>;
using vs = vector<string>;
using ld = long double;
using P = pair<ll,ll>;
using G = vector<vector<int>>;

#define LO(...) (void)0
#define debug(x) (void)0

#define reps(i,a,n) for(ll i##_len = (ll)(n), i = (a); i < i##_len; ++i)
#define rep(i,n) reps(i,0,(n))
#define rrep(i,n) reps(i,1,(n)+1)
#define repd(i,n) for(ll i=(n)-1;i>=0;i--)
#define rrepd(i,n) for(ll i=(n);i>=1;i--)

namespace std {template<typename T,typename U> istream &operator>>(istream &is, pair<T,U> &v){return is>>v.first>>v.second;}}

template<typename T>void input(T& a){cin>>a;}
template<typename T,typename... Ts>void input(T& a,Ts&... b){cin>>a;input(b...);}
#define inp(...) ll __VA_ARGS__;input(__VA_ARGS__)
#define inps(...) string __VA_ARGS__;input(__VA_ARGS__)
#define inpp(p) cin >> (p).first >> (p).second
#define inpv(v,N) vll v(N);rep(i,N)cin>>v[i];
#define inpvs(v,N) vs v(N);rep(i,N)cin>>v[i];
#define all(v) begin(v),end(v)
#define Yes cout<<"Yes\n"
#define No cout<<"No\n"
#define allok(i,N,pred) [&]()->bool{bool allok_=1;rep(i,N)if(!(pred))allok_=0;return allok_;}()
#define anyok(i,N,pred) [&]()->bool{bool anyok_=0;rep(i,N)if(pred)anyok_=1;return anyok_;}()
inline void YESNO(bool b){cout<<(b?"YES\n":"NO\n");}inline void yesno(bool b){cout<<(b?"yes\n":"no\n");}inline void YesNo(bool b){cout<<(b?"Yes\n":"No\n");}

#define SP cout<<' '
#define ENDL cout<<'\n'
#define setfp cout<<fixed<<setprecision(16)
template<typename C>string join(const C &v){ostringstream s;bool f=1;for(auto &&e:v){if(!f)s<<' ';f=0;s<<e;}return s.str();}
template<typename C>string joinadd(const C &v){ostringstream s;bool f=1;for(auto &&e:v){if(!f)s<<' ';f=0;s<<e+1;}return s.str();}
template<typename C>void prv_(const C &v){cout<<join(v);}
template<typename C>void prvadd_(const C &v){cout<<joinadd(v);}
template<typename C>void prv(const C &v){prv_(v);ENDL;}
template<typename C>void prvadd(const C &v){prvadd_(v);ENDL;}

template<typename ...>using rr_void_t=void;
template<typename T,typename=void>struct is_container:false_type{};
template<typename T>struct is_container<T,rr_void_t<typename T::iterator>>:true_type{};

template<typename T,typename=enable_if_t<is_container<T>::value && !is_same<string,T>::value>>
void pr_(const T& a){prv_(a);}
template<typename T,typename=enable_if_t<!is_container<T>::value || is_same<string,T>::value>,typename=void>
void pr_(const T& a){cout<<a;}
inline void pr(){cout<<'\n';}
template<typename T>void pr(const T& a){pr_(a);cout<<'\n';}
template<typename T,typename... Ts>void pr(const T& a,const Ts&... b){pr_(a);cout<<' ';pr(b...);}
template<typename T>void prs(const T& a){pr_(a);SP;}

inline ll max(ll a, ll b){return max<ll>(a, b);}
inline ll min(ll a, ll b){return min<ll>(a, b);}
template<typename T>bool chmax(T &a,const T &b){return a<b?(a=b,1):0;}
template<typename T>bool chmin(T &a,const T &b){return b<a?(a=b,1):0;}

template<typename T,typename C=less<>>void so(T &a,C c=C{}){sort(begin(a),end(a),c);}
template<typename T,typename C=less<>>void rso(T &a,C c=C{}){sort(rbegin(a),rend(a),c);}
template<typename T>void rev(T &a){reverse(begin(a),end(a));}

[[maybe_unused]] constexpr ll INF = 1e18;

uint64_t kth_root_integer(uint64_t a, int k) {
  if(k == 1) return a;
  auto check = [&](uint32_t x) {
    uint64_t mul = 1;
    for(int j = 0; j < k; j++) {
      if(__builtin_mul_overflow(mul, x, &mul)) return false;
    }
    return mul <= a;
  };
  uint64_t ret = 0;
  for(int i = 31; i >= 0; i--) {
    if(check(ret | (1u << i))) ret |= 1u << i;
  }
  return ret;
}

int main() {
    inp(S);
    vll a;
    while(S){
        ll t = kth_root_integer(S, 2);
        a.push_back(t*t);
        S -= t*t;
    }

    pr(a.size());
    prv(a);

}
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