結果

問題 No.152 貯金箱の消失
ユーザー keikei
提出日時 2018-08-19 17:07:36
言語 C++14
(gcc 13.3.0 + boost 1.87.0)
結果
AC  
実行時間 239 ms / 5,000 ms
コード長 1,839 bytes
コンパイル時間 1,561 ms
コンパイル使用メモリ 167,324 KB
実行使用メモリ 6,820 KB
最終ジャッジ日時 2024-11-17 14:59:15
合計ジャッジ時間 3,034 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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ファイルパターン 結果
other AC * 12
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"
using namespace std;
typedef long long ll;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;
const int INF = 1e9;
const ll LINF = 1e18;
template<class S,class T> ostream& operator << (ostream& out,const pair<S,T>& o){ out << "(" << o.first << "," << o.second << ")"; return out; }
template<class T> ostream& operator << (ostream& out,const vector<T> V){ for(int i = 0; i < V.size(); i++){ out << V[i]; if(i!=V.size()-1) out << " "
    ;} return out; }
template<class T> ostream& operator << (ostream& out,const vector<vector<T> > Mat){ for(int i = 0; i < Mat.size(); i++) { if(i != 0) out << endl; out
    << Mat[i];} return out; }
template<class S,class T> ostream& operator << (ostream& out,const map<S,T> mp){ out << "{ "; for(auto it = mp.begin(); it != mp.end(); it++){ out <<
    it->first << ":" << it->second; if(mp.size()-1 != distance(mp.begin(),it)) out << ", "; } out << " }"; return out; }
/*
<url:https://yukicoder.me/problems/no/152>
============================================================
=================================================================
=============================================================
================================================================
*/
const ll MOD = 1000003;
inline ll gcd(ll a, ll b) { return b ? gcd(b, a%b) : a; }
inline ll lcm(ll a, ll b) { return a / gcd(a, b)*b; }
ll solve(){
ll res = 0;
ll L; cin >> L;
for(ll n = 1; n*n <= L; n++){
for(ll m = n+1; n*n + m*m <= L; m++){
if(((m-n)&1) == 0) continue;
if(gcd(n,m) != 1) continue;
ll a = m*m-n*n,b = 2*m*n, c = m*m+n*n;
if(4*(a+b+c) <= L) res++;
}
}
res%=MOD;
return res;
}
int main(void) {
cin.tie(0); ios_base::sync_with_stdio(false);
cout << solve() << endl;
return 0;
}
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