結果
問題 | No.1683 Robot Guidance |
ユーザー | smiken_61 |
提出日時 | 2021-09-17 22:03:36 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 44 ms / 2,000 ms |
コード長 | 6,239 bytes |
コンパイル時間 | 4,262 ms |
コンパイル使用メモリ | 267,392 KB |
実行使用メモリ | 38,624 KB |
最終ジャッジ日時 | 2024-06-29 20:34:55 |
合計ジャッジ時間 | 6,339 ms |
ジャッジサーバーID (参考情報) |
judge1 / judge3 |
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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 | 30 ms
36,700 KB |
testcase_01 | AC | 31 ms
38,492 KB |
testcase_02 | AC | 30 ms
36,700 KB |
testcase_03 | AC | 31 ms
38,624 KB |
testcase_04 | AC | 30 ms
36,832 KB |
testcase_05 | AC | 31 ms
36,828 KB |
testcase_06 | AC | 34 ms
37,472 KB |
testcase_07 | AC | 32 ms
37,340 KB |
testcase_08 | AC | 42 ms
37,340 KB |
testcase_09 | AC | 31 ms
38,108 KB |
testcase_10 | AC | 36 ms
37,212 KB |
testcase_11 | AC | 37 ms
37,468 KB |
testcase_12 | AC | 42 ms
37,852 KB |
testcase_13 | AC | 2 ms
6,944 KB |
testcase_14 | AC | 38 ms
37,596 KB |
testcase_15 | AC | 31 ms
36,828 KB |
testcase_16 | AC | 2 ms
6,940 KB |
testcase_17 | AC | 2 ms
6,944 KB |
testcase_18 | AC | 2 ms
6,940 KB |
testcase_19 | AC | 30 ms
36,828 KB |
testcase_20 | AC | 30 ms
36,828 KB |
testcase_21 | AC | 30 ms
36,952 KB |
testcase_22 | AC | 31 ms
37,728 KB |
testcase_23 | AC | 30 ms
38,236 KB |
testcase_24 | AC | 44 ms
36,960 KB |
testcase_25 | AC | 31 ms
37,720 KB |
testcase_26 | AC | 2 ms
6,944 KB |
testcase_27 | AC | 30 ms
37,080 KB |
testcase_28 | AC | 31 ms
37,212 KB |
testcase_29 | AC | 2 ms
6,944 KB |
testcase_30 | AC | 2 ms
6,940 KB |
testcase_31 | AC | 2 ms
6,940 KB |
testcase_32 | AC | 31 ms
37,344 KB |
testcase_33 | AC | 2 ms
6,944 KB |
testcase_34 | AC | 34 ms
37,084 KB |
testcase_35 | AC | 32 ms
38,492 KB |
testcase_36 | AC | 34 ms
38,108 KB |
testcase_37 | AC | 2 ms
6,944 KB |
testcase_38 | AC | 30 ms
38,240 KB |
testcase_39 | AC | 30 ms
36,828 KB |
testcase_40 | AC | 2 ms
6,944 KB |
ソースコード
#include <bits/stdc++.h> #include <atcoder/all> using namespace atcoder; // tabaicho see https://boostjp.github.io/tips/multiprec-int.html //#include <boost/multiprecision/cpp_int.hpp> // using namespace boost::multiprecision; // cpp_int // int128_t // int256_t // int512_t // int1024_t // uint128_t // uint256_t // uint512_t // uint1024_t #define int long long #define inf 1000000007 // #define inf 998244353 #define pa pair<int,int> #define ll long long #define PI 3.14159265358979323846 #define mp make_pair #define pb push_back #define EPS (1e-8) using namespace std; int dx[8]={0,1,0,-1,1,1,-1,-1}; int dy[8]={1,0,-1,0,-1,1,1,-1}; class pa3{ public: int x; int y,z; pa3(int x=0,int y=0,int z=0):x(x),y(y),z(z) {} bool operator < (const pa3 &p) const{ if(x!=p.x) return x<p.x; if(y!=p.y) return y<p.y; return z<p.z; //return x != p.x ? x<p.x: y<p.y; } bool operator > (const pa3 &p) const{ if(x!=p.x) return x>p.x; if(y!=p.y) return y>p.y; return z>p.z; //return x != p.x ? x<p.x: y<p.y; } bool operator == (const pa3 &p) const{ return x==p.x && y==p.y && z==p.z; } bool operator != (const pa3 &p) const{ return !( x==p.x && y==p.y && z==p.z); } }; class pa4{ public: int x; int y,z,w; pa4(int x=0,int y=0,int z=0,int w=0):x(x),y(y),z(z),w(w) {} bool operator < (const pa4 &p) const{ if(x!=p.x) return x<p.x; if(y!=p.y) return y<p.y; if(z!=p.z)return z<p.z; return w<p.w; //return x != p.x ? x<p.x: y<p.y; } bool operator > (const pa4 &p) const{ if(x!=p.x) return x>p.x; if(y!=p.y) return y>p.y; if(z!=p.z)return z>p.z; return w>p.w; //return x != p.x ? x<p.x: y<p.y; } bool operator == (const pa4 &p) const{ return x==p.x && y==p.y && z==p.z &&w==p.w; } }; class pa2{ public: int x,y; pa2(int x=0,int y=0):x(x),y(y) {} pa2 operator + (pa2 p) {return pa2(x+p.x,y+p.y);} pa2 operator - (pa2 p) {return pa2(x-p.x,y-p.y);} bool operator < (const pa2 &p) const{ return y != p.y ? y<p.y: x<p.x; } bool operator > (const pa2 &p) const{ return x != p.x ? x<p.x: y<p.y; } bool operator == (const pa2 &p) const{ return abs(x-p.x)==0 && abs(y-p.y)==0; } bool operator != (const pa2 &p) const{ return !(abs(x-p.x)==0 && abs(y-p.y)==0); } }; string itos( int i ) { ostringstream s ; s << i ; return s.str() ; } int Gcd(int v,int b){ if(v==0) return b; if(b==0) return v; if(v>b) return Gcd(b,v); if(v==b) return b; if(b%v==0) return v; return Gcd(v,b%v); } int extgcd(int a, int b, int &x, int &y) { if (b == 0) { x = 1; y = 0; return a; } int d = extgcd(b, a%b, y, x); y -= a/b * x; return d; } pa operator+(const pa & l,const pa & r) { return {l.first+r.first,l.second+r.second}; } pa operator-(const pa & l,const pa & r) { return {l.first-r.first,l.second-r.second}; } ostream& operator<<(ostream& os, const vector<int>& VEC){ for(auto v:VEC)os<<v<<" "; return os; } ostream& operator<<(ostream& os, const pa& PAI){ os<<PAI.first<<" : "<<PAI.second; return os; } ostream& operator<<(ostream& os, const pa3& PAI){ os<<PAI.x<<" : "<<PAI.y<<" : "<<PAI.z; return os; } ostream& operator<<(ostream& os, const pa4& PAI){ os<<PAI.x<<" : "<<PAI.y<<" : "<<PAI.z<<" : "<<PAI.w; return os; } ostream& operator<<(ostream& os, const vector<pa>& VEC){ for(auto v:VEC)os<<v<<" "; return os; } ostream& operator<<(ostream& os, const vector<pa3>& VEC){ for(auto v:VEC){ os<<v<<" "; os<<endl; } return os; } int beki(int wa,ll rr,int warukazu){ if(rr==0) return 1%warukazu; if(rr==1) return wa%warukazu; wa%=warukazu; if(rr%2==1) return ((ll)beki(wa,rr-1,warukazu)*(ll)wa)%warukazu; ll zx=beki(wa,rr/2,warukazu); return (zx*zx)%warukazu; } int pr[2521000]; int inv[2521000]; const int mod=1000000007; int comb(int nn,int rr){ if(nn==-1&&rr==-1)return 1; if(rr<0 || rr>nn || nn<0) return 0; int r=pr[nn]*inv[rr]; r%=mod; r*=inv[nn-rr]; r%=mod; return r; } void gya(int ert){ pr[0]=1; for(int i=1;i<=ert;i++){ pr[i]=((ll)pr[i-1]*i)%mod; } inv[ert]=beki(pr[ert],mod-2,mod); for(int i=ert-1;i>=0;i--){ inv[i]=(ll)inv[i+1]*(i+1)%mod; } } // cin.tie(0); // ios::sync_with_stdio(false); //priority_queue<pa3,vector<pa3>,greater<pa3>> pq; //sort(ve.begin(),ve.end(),greater<int>()); // mt19937(clock_per_sec); // mt19937_64 rng(chrono::steady_clock::now().time_since_epoch().count()) ; int beki2(int wa,ll rr){ if(rr==0) return 1; if(rr==1) return wa; //wa%=warukazu; if(rr%2==1) return ((ll)beki2(wa,rr-1)*(ll)wa)%mod; ll zx=beki2(wa,rr/2); return (zx*zx)%mod; } int beki3(int a,int b){ int ANS=1; int be=a%mod; while(b){ if(b&1){ ANS*=be; ANS%=mod; } be*=be; be%=mod; b/=2; } return ANS; } int dp[110][3]={}; void solve(){ int a,b; cin>>b>>a; int p=a/4; int q=a/4; int r=a/4; int s=a/4; if(a%4==0)p++; if(a%4==1)p++,r++; if(a%4==2)p++,r++,q++; if(a%4==3)p++,r++,q++,s++; int x,y; cin>>x>>y; int P=0,Q=0,R=0,S=0; if(x>=0)P=x; else Q=-x; if(y>=0)R=y; else S=-y; //cout<<p<<" "<<q<<" "<<r<<" "<<s<<endl; //cout<<P<<" "<<Q<<" "<<R<<" "<<S<<endl; if(P>0&&p==0){ cout<<0<<endl; return; } if(Q>0&&q==0){ cout<<0<<endl; return; } if(R>0&&r==0){ cout<<0<<endl; return; } if(S>0&&s==0){ cout<<0<<endl; return; } //cout<<"!"<<endl; if(P+Q+R+S>b || (P+Q+R+S)%2!=b%2){ cout<<0<<endl; return; } //cout<<"!"<<endl; int ans=0; int noko=b-(P+Q+R+S); gya(2000000); for(int i=0;i<=noko;i+=2){ int pp=P+i/2; int qq=Q+i/2; int rr=R+(noko-i)/2; int ss=S+(noko-i)/2; // cout<<pp<<" "<<qq<<" "<<rr<<" "<<ss<<endl; ans+=comb(p-1+pp,p-1)*comb(q-1+qq,q-1)%mod*comb(r-1+rr,r-1)%mod*comb(s-1+ss,s-1)%mod; } cout<<ans%mod<<endl; } signed main(){ //mod=inf; cin.tie(0); ios::sync_with_stdio(false); int n=1; //cin>>n; for(int i=0;i<n;i++)solve(); return 0; }