結果
問題 | No.803 Very Limited Xor Subset |
ユーザー | snuke |
提出日時 | 2019-03-17 22:22:09 |
言語 | C++11 (gcc 11.4.0) |
結果 |
AC
|
実行時間 | 12 ms / 2,000 ms |
コード長 | 4,367 bytes |
コンパイル時間 | 1,311 ms |
コンパイル使用メモリ | 166,012 KB |
実行使用メモリ | 6,948 KB |
最終ジャッジ日時 | 2024-07-08 00:06:32 |
合計ジャッジ時間 | 2,502 ms |
ジャッジサーバーID (参考情報) |
judge4 / 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 | 1 ms
6,816 KB |
testcase_01 | AC | 1 ms
6,944 KB |
testcase_02 | AC | 1 ms
6,940 KB |
testcase_03 | AC | 1 ms
6,944 KB |
testcase_04 | AC | 1 ms
6,940 KB |
testcase_05 | AC | 1 ms
6,940 KB |
testcase_06 | AC | 2 ms
6,940 KB |
testcase_07 | AC | 1 ms
6,940 KB |
testcase_08 | AC | 1 ms
6,940 KB |
testcase_09 | AC | 1 ms
6,940 KB |
testcase_10 | AC | 1 ms
6,940 KB |
testcase_11 | AC | 1 ms
6,940 KB |
testcase_12 | AC | 2 ms
6,940 KB |
testcase_13 | AC | 1 ms
6,940 KB |
testcase_14 | AC | 9 ms
6,940 KB |
testcase_15 | AC | 9 ms
6,944 KB |
testcase_16 | AC | 9 ms
6,948 KB |
testcase_17 | AC | 9 ms
6,944 KB |
testcase_18 | AC | 10 ms
6,940 KB |
testcase_19 | AC | 10 ms
6,944 KB |
testcase_20 | AC | 10 ms
6,940 KB |
testcase_21 | AC | 9 ms
6,940 KB |
testcase_22 | AC | 10 ms
6,940 KB |
testcase_23 | AC | 12 ms
6,944 KB |
testcase_24 | AC | 12 ms
6,940 KB |
testcase_25 | AC | 12 ms
6,940 KB |
testcase_26 | AC | 12 ms
6,940 KB |
testcase_27 | AC | 12 ms
6,940 KB |
testcase_28 | AC | 11 ms
6,940 KB |
testcase_29 | AC | 11 ms
6,948 KB |
testcase_30 | AC | 12 ms
6,944 KB |
testcase_31 | AC | 12 ms
6,940 KB |
testcase_32 | AC | 11 ms
6,944 KB |
testcase_33 | AC | 11 ms
6,940 KB |
testcase_34 | AC | 2 ms
6,940 KB |
testcase_35 | AC | 11 ms
6,944 KB |
testcase_36 | AC | 4 ms
6,940 KB |
testcase_37 | AC | 6 ms
6,944 KB |
testcase_38 | AC | 1 ms
6,944 KB |
testcase_39 | AC | 1 ms
6,940 KB |
testcase_40 | AC | 11 ms
6,940 KB |
testcase_41 | AC | 11 ms
6,940 KB |
testcase_42 | AC | 12 ms
6,944 KB |
testcase_43 | AC | 11 ms
6,940 KB |
testcase_44 | AC | 1 ms
6,940 KB |
testcase_45 | AC | 1 ms
6,940 KB |
testcase_46 | AC | 1 ms
6,940 KB |
コンパイルメッセージ
main.cpp: In function ‘int main()’: main.cpp:123:8: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result] 123 | scanf("%d%d%d",&n,&m,&x); | ~~~~~^~~~~~~~~~~~~~~~~~~ main.cpp:130:10: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result] 130 | scanf("%d%d%d",&ty,&l,&r); | ~~~~~^~~~~~~~~~~~~~~~~~~~
ソースコード
#include <bits/stdc++.h> #define fi first #define se second #define rep(i,n) for(int i = 0; i < (n); ++i) #define rrep(i,n) for(int i = 1; i <= (n); ++i) #define drep(i,n) for(int i = (n)-1; i >= 0; --i) #define srep(i,s,t) for (int i = s; i < t; ++i) #define rng(a) a.begin(),a.end() #define rrng(a) a.rbegin(),a.rend() #define maxs(x,y) (x = max(x,y)) #define mins(x,y) (x = min(x,y)) #define limit(x,l,r) max(l,min(x,r)) #define lims(x,l,r) (x = max(l,min(x,r))) #define isin(x,l,r) ((l) <= (x) && (x) < (r)) #define pb push_back #define sz(x) (int)(x).size() #define pcnt __builtin_popcountll #define uni(x) x.erase(unique(rng(x)),x.end()) #define snuke srand((unsigned)clock()+(unsigned)time(NULL)); #define show(x) cout<<#x<<" = "<<x<<endl; #define PQ(T) priority_queue<T,v(T),greater<T> > #define bn(x) ((1<<x)-1) #define dup(x,y) (((x)+(y)-1)/(y)) #define newline puts("") #define v(T) vector<T> #define vv(T) v(v(T)) using namespace std; typedef long long int ll; typedef unsigned uint; typedef unsigned long long ull; typedef pair<int,int> P; typedef vector<int> vi; typedef vector<vi> vvi; typedef vector<ll> vl; typedef vector<P> vp; inline int in() { int x; scanf("%d",&x); return x;} template<typename T>inline istream& operator>>(istream&i,v(T)&v) {rep(j,sz(v))i>>v[j];return i;} template<typename T>string join(const v(T)&v) {stringstream s;rep(i,sz(v))s<<' '<<v[i];return s.str().substr(1);} template<typename T>inline ostream& operator<<(ostream&o,const v(T)&v) {if(sz(v))o<<join(v);return o;} template<typename T1,typename T2>inline istream& operator>>(istream&i,pair<T1,T2>&v) {return i>>v.fi>>v.se;} template<typename T1,typename T2>inline ostream& operator<<(ostream&o,const pair<T1,T2>&v) {return o<<v.fi<<","<<v.se;} template<typename T>inline ll suma(const v(T)& a) { ll res(0); for (auto&& x : a) res += x; return res;} const double eps = 1e-10; const ll LINF = 1001002003004005006ll; const int INF = 1001001001; #define dame { puts("0"); return 0;} #define yn {puts("YES");}else{puts("NO");} const int MX = 200005; // Mod int const int mod = 1000000007; struct mint { ll x; mint():x(0){} mint(ll x):x((x%mod+mod)%mod){} // mint(ll x):x(x){} mint& fix() { x = (x%mod+mod)%mod; return *this;} mint operator-() const { return mint(0) - *this;} mint& operator+=(const mint& a){ if((x+=a.x)>=mod) x-=mod; return *this;} mint& operator-=(const mint& a){ if((x+=mod-a.x)>=mod) x-=mod; return *this;} mint& operator*=(const mint& a){ (x*=a.x)%=mod; return *this;} mint operator+(const mint& a)const{ return mint(*this) += a;} mint operator-(const mint& a)const{ return mint(*this) -= a;} mint operator*(const mint& a)const{ return mint(*this) *= a;} bool operator<(const mint& a)const{ return x < a.x;} bool operator==(const mint& a)const{ return x == a.x;} }; istream& operator>>(istream&i,mint&a){i>>a.x;return i;} ostream& operator<<(ostream&o,const mint&a){o<<a.x;return o;} typedef vector<mint> vm; // // Matrix struct mat { typedef int TT; //typedef mint TT; int h, w; vv(TT) d; mat(){} mat(int h, int w, TT v=0):h(h),w(w),d(h,vector<TT>(w,v)){} v(TT)& operator[] (int i) { return d[i];} const v(TT)& operator[] (int i) const { return d[i];} void gauss() { // 01 int r = 0; rep(i,w-1) { int j; if (!d[r][i]) { for (j = r+1; j < h; j++) { if (d[j][i]) { swap(d[r],d[j]); break; } } if (j == h) continue; } rep(k,h) { if (r == k) continue; for (j = w-1; j >= i; j--) d[k][j] ^= (d[r][j]&d[k][i]); } if (++r >= h) break; } } void pri() { rep(i,h) { cout << "|"; rep(j,w) cout << " " << d[i][j]; cout << " |" << endl; } cout<<endl; } }; // int main() { int n,m,x; scanf("%d%d%d",&n,&m,&x); vi a(n); cin>>a; int w = 30; mat d(w+m,n+1); rep(i,m) { int ty,l,r; scanf("%d%d%d",&ty,&l,&r); --l; srep(j,l,r) d[i][j] = 1; d[i][n] = ty; } rep(i,w) { rep(j,n) d[m+i][j] = a[j]>>i&1; d[m+i][n] = x>>i&1; } d.gauss(); int rank = 0; rep(i,d.h) { bool ok = false; rep(j,n) if (d[i][j]) ok = true; if (ok) rank++; if (!d[i][n]) ok = true; if (!ok) dame; } // d.pri(); mint ans = 1; rep(i,n-rank) ans *= 2; cout<<ans<<endl; return 0; }