結果
問題 | No.1175 Simultaneous Equations |
ユーザー | AndrewK |
提出日時 | 2020-08-21 21:27:51 |
言語 | C++14 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 2 ms / 2,000 ms |
コード長 | 12,435 bytes |
コンパイル時間 | 1,332 ms |
コンパイル使用メモリ | 129,832 KB |
実行使用メモリ | 5,248 KB |
最終ジャッジ日時 | 2024-10-15 05:08:43 |
合計ジャッジ時間 | 1,939 ms |
ジャッジサーバーID (参考情報) |
judge5 / judge4 |
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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 | 2 ms
5,248 KB |
testcase_01 | AC | 2 ms
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testcase_02 | AC | 2 ms
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testcase_03 | AC | 2 ms
5,248 KB |
testcase_04 | AC | 2 ms
5,248 KB |
testcase_05 | AC | 2 ms
5,248 KB |
testcase_06 | AC | 2 ms
5,248 KB |
testcase_07 | AC | 2 ms
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testcase_08 | AC | 2 ms
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testcase_09 | AC | 2 ms
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testcase_10 | AC | 2 ms
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testcase_11 | AC | 2 ms
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testcase_12 | AC | 1 ms
5,248 KB |
ソースコード
/* * じょえチャンネル * 高評価・チャンネル登録よろしくおねがいします! * https://www.youtube.com/channel/UCRXsI3FL_kvaVL9zoolBfbQ */ #include <algorithm> #include <bitset> #include <cassert> #include <cfloat> #include <climits> #include <cmath> #include <complex> #include <ctime> #include <deque> #include <fstream> #include <functional> #include <iomanip> #include <iostream> #include <iterator> #include <list> #include <map> #include <memory> #include <queue> #include <random> #include <set> #include <stack> #include <string> #include <string.h> #include <unordered_map> #include <unordered_set> #include <utility> #include <vector> //#pragma GCC target("avx2") //#pragma GCC optimize("O3") //#pragma GCC optimize("unroll-loops") //here!!! // define int long long !!!!! #define int long long // define int long long !!!!! #define mod 1000000007ll //constexpr int mod = 998244353ll; constexpr double PI=3.141592653589793238462643383279; typedef long long ll; #ifdef int #define inf (int)(3e18) #else #define inf (int)(5e8) #endif #define intt long long #define itn long long #define innt long long #define P pair<long long,long long> #define rep(i,n) for(int i=0;i<n;i++) #define REP(i,n) for(int i=1;i<=n;i++) #define rev_rep(i,n) for(int i=n-1;i>=0;i--) #define REV_REP(i,n) for(int i=n;i>=1;i--) #define ALL(v) v.begin(),v.end() #define smallpriority_queue(T) priority_queue<T,vector<T>,greater<T>> using namespace std; //Library //モッドパウ inline int modpow(int x, int y, int m = mod) { int res = 1; while (y) { if (y & 1) { res *= x; res %= m; } x = x * x % m; y /= 2; } return res; } int mypow(int x, int y) { int res = 1; while (y) { if (y % 2) { res *= x; } x = x * x; y /= 2; } return res; } //is the number (x) a prime number? bool prime(int x) { if (!x || x == 1) { return false; } for (int i = 2; i * i <= x; i++) { if (!(x % i)) { return false; } } return true; } //saidai-kouyakusuu inline int gcd(int x, int y) { if (!y) { return x; } return gcd(y, x % y); } //number of keta int keta(int x) { int ans = 0; while (x) { x /= 10; ans++; } return ans; } //number of 2shinsuu keta int bitketa(int x) { int ans = 0; while (x) { x >>= 1; ans++; } return ans; } //sum of keta int ketasum(int x) { int ans = 0; while (x) { ans += x % 10; x /= 10; } return ans; } inline int lcm(int x, int y) { int ans = x / gcd(x, y) * y; return ans; } int twobeki(int x) { int ans = 0; while (1) { if (!(x & 1)) { ans++; x >>= 1; } else { break; } } return ans; } template <class T, class U> inline bool chmax(T& lhs, const U& rhs) { if (lhs < rhs) { lhs = rhs; return 1; } return 0; } template <class T, class U> inline bool chmin(T& lhs, const U& rhs) { if (lhs > rhs) { lhs = rhs; return 1; } return 0; } void Yes(){ cout<<"Yes"<<endl; } void No(){ cout<<"No"<<endl; } void YES(){ cout<<"YES"<<endl; } void NO(){ cout<<"NO"<<endl; } #define fin(i) scanf("%lld",&i) #define fout(i) printf("%lld",i) #define fendl printf("\n") int kai(int x, int y) { int res = 1; for (int i = x - y + 1; i <= x; i++) { res *= i; res %= mod; } return res; } int comb(int x, int y) { if (y > x)return 0; // cout<<kai(x, y)<<' '<<modpow(kai(y, y), mod - 2)<<endl; return kai(x, y) * modpow(kai(y, y), mod - 2) % mod; } //Library-End //入出力高速化時にはoff!!!! //#define vecin(v) for(int i=0;i<v.size();i++)scanf("%lld",&v[i]); //#define vecout(v) {if(v.size())printf("%lld",v[0]);for(int i=1;i<(int)v.size();i++)printf(" %lld",v[i]);printf("\n");} template <class T> class SegTree { int n; vector<T> node; T def; function<T(T,T)> operation; function<T(T,T)> update; public: SegTree(unsigned int _n, T _def, function<T(T, T)> _operation, function<T(T, T)> _update) : def(_def), operation(_operation), update(_update) { n=1; while (n < _n) { n *= 2; } node = vector<T>(n * 2, def); } SegTree(vector<int>& initvec, function<T(T, T)> _operation, function<T(T, T)> _update) : operation(_operation), update(_update) { n=1; while (n < initvec.size()) { n *= 2; } node = vector<T>(n * 2, def); for(int i=n;i<n+initvec.size();i++){ node[i]=initvec[i-n]; } for(int i=n-1;i>=1;i--){ node[i]=operation(node[i*2],node[i*2+1]); } } void change(int i,T x){ i+=n; node[i]=update(node[i],x); while (i>=1) { i>>=1; node[i]=operation(node[i*2],node[i*2+1]); } } T query(int l, int r){ l+=n; r+=n; T rx=def,lx=def; while(l<r){ if (l&1) { lx=operation(lx,node[l]); l++; } if (r&1) { r--; rx=operation(node[r],rx); } l>>=1; r>>=1; } return operation(lx,rx); } T operator [] (const int& x){ return node[x+n]; } void fill(T x) { std::fill(ALL(node), x); } void print() { rep(i, n)std::cout << operator[](i) << " "; std::cout << std::endl; } T queryForALL(){ return node[1]; } }; #define R_MIN ([](long long a, long long b) { return min(a, b); }) #define R_MAX ([](long long a, long long b) { return max(a, b); }) #define R_SUM ([](long long a, long long b) { return a + b; }) #define NORMAL_UPDATE ([](long long a, long long b) { return b; }) #define ADD_UPDATE ([](long long a, long long b) { return a + b; }) #define MINUS_UPDATE ([](long long a, long long b) { return a - b; } class Union_Find { vector<int> par; vector<int> ookisa; public: Union_Find(int size) { par = vector<int>(size); ookisa=vector<int>(size); for (int i = 0; i < size; i++) { par[i] = i; ookisa[i]=1; } } int find(int x) { if (par[x] == x) { return x; } return par[x] = find(par[x]); } void unite(int x, int y) { x = find(x); y = find(y); if (x == y) { return; } if (ookisa[x] < ookisa[y]) { par[x] = y; ookisa[y]+=ookisa[x]; ookisa[x]=0; } else { par[y] = x; ookisa[x]+=ookisa[y]; ookisa[y]=0; } } int size(int i){ i=find(i); return ookisa[i]; } bool same(int x, int y){ return find(x) == find(y); } }; class BIT { vector<int> data; int size=0; public: BIT(int _size){ data=vector<int>(_size+1); size=_size; } void add(int i,int x){ while (i<=size) { data[i]+=x; i += i & -i; } } int sum(int i){ assert(i<=size); int s=0; while(i>0){ s+=data[i]; i -= i & -i; } return s; } int lower_bound(int x){ if(x<=0){ return 0; }else{ int i=0;int r=1; while(r<size) r=r<<1; for(int len=r;len>0;len=len>>1) { if(i+len<size && data[i+len]<x){ x-=data[i+len]; i+=len; } } return i+1; } } }; //Union-Find-End int perm[2000005]; void init_perm() { perm[0] = 1; REP(i, 2000004) { perm[i] = perm[i - 1] * i % mod; } } int nCk(int x, int y) { if (y>x) { return 0; } if (x<0) { return 0; } return perm[x] * modpow(perm[x - y], mod - 2) % mod * modpow(perm[y], mod - 2) % mod; } struct Dot { double x; double y; Dot(double _x=0.0, double _y=0.0){ x=_x; y=_y; } }; struct Dot_i { int x; int y; Dot_i(int _x=0, int _y=0){ x=_x; y=_y; } }; double kyori(pair<int, int> f, pair<int, int> s) { double ans = 0; double t = fabs(f.first - s.first); double y = fabs(f.second - s.second); ans = sqrt(t * t + y * y); return ans; } double kyori(Dot f, Dot s) { double ans = 0; double t = fabs(f.x - s.x); double y = fabs(f.y - s.y); ans = sqrt(t * t + y * y); return ans; } inline string stringmax(string& x,string& y){ if (x.size()>y.size()) { return x; } if (x.size()<y.size()) { return y; } rep(i,x.size()){ if (x[i]>y[i]) { return x; } if (x[i]<y[i]) { return y; } } return x; } //vector<int> RollingHash(string &s, string& t){ // vector<int> ans; // __int128 h=0,hamod=0,ki=0,kim=0,hikaku=0,one=0; // one=1; // ki=1000000007ll; // hamod=(one<<61)-1; // kim=1; // rep(i,t.size()){ // hikaku*=ki; // h*=ki; // kim*=ki; // hikaku+=t[i]; // h+=s[i]; // hikaku%=hamod; // h%=hamod; // kim%=hamod; // } // rep(i,(int)s.size()-(int)t.size()+1){ // if (h==hikaku) { // ans.emplace_back(i); // } // h*=ki; // h%=hamod; // h+=s[i+(int)t.size()]; // h%=hamod; // h+=hamod; // h-=s[i]*kim%hamod; // h%=hamod; // } // return ans; //} struct edge { int to; int length; edge(int _to, int _length){ to=_to; length=_length; } }; vector<int> djkstra(vector<vector<edge>> &road,int start){ vector<int> kyo(road.size(),inf); smallpriority_queue(P) q; q.push({0,start}); kyo[start]=0; while (q.size()) { int x=q.top().second; itn now=q.top().first; q.pop(); if (kyo[x]<now) { continue; } for(auto&i:road[x]){ if (kyo[i.to]>now+i.length) { kyo[i.to]=now+i.length; q.push({kyo[i.to],i.to}); } } } return kyo; } template <class T> void change_to_unique(vector<T> &v){ std::sort(ALL(v)); auto k=unique(ALL(v)); if(k!=v.end())v.erase(k,v.end()); } double kodo_dosuu(double r){ return 180.0*r/(double)PI; } double dosuu_kodo(double r){ return r*(double)PI/180.0; } double kakudo(Dot a,Dot b1,Dot b2){ double size1=kyori(a,b1),size2=kyori(a,b2); double nai=(b1.x-a.x)*(b2.x-a.x)+(b1.y-a.y)*(b2.y-a.y); nai/=size1*size2; return kodo_dosuu(acos(nai)); } struct fraction { int shi; int bo; fraction(int bunshi,int bunbo):bo(bunbo),shi(bunshi){ if(bunbo&&bunshi){ int g=gcd(bo, shi); bo/=g; shi/=g; } }; explicit inline operator double()const { return (double)shi/(double)bo; } explicit inline operator long double()const { return (long double)shi/(long double)bo; } }; bool operator < (const fraction& b1, const fraction& b2){ return b1.shi*b2.bo < b2.shi*b1.bo; } bool operator > (const fraction& b1, const fraction& b2){ return b1.shi*b2.bo > b2.shi*b1.bo; } template <class T> void vecout(vector<T> &v){ if (v.size()) { cout<<v[0]; } REP(i,(int)v.size()-1){ cout<<' '<<v[i]; } cout<<endl; } #define endl "\n" //interactive の時に注意!!! #define Endl "\n" //interactive の時に注意!!! #define cinn cin #define printd cout<<fixed<<setprecision(10) #define rrep(i,f,s) for(int i=f;i<s;i++) #define RREP(i,f,s) for(int i=f;i<=s;i++) #define REV_RREP(i,f,s) for(int i=s;i>=f;i--) #define hen_rep(i,l,step) for(int i=0;i<l;i+=step) #define HEN_REP(i,l,step) for(int i=1;i<=l;i+=step) double a,b,c,d,e,f,ans; signed main() { ios::sync_with_stdio(false); std::cin.tie(nullptr); cin>>a>>b>>c>>d>>e>>f; c*=d; f*=a; c-=f; double y=(double)c/(double)(b*d-e*a); c+=f; double x=c/d-b*y; x/=a; printd<<x<<' '<<y<<endl; }