結果
問題 | No.822 Bitwise AND |
ユーザー | Enjapma_kyopro |
提出日時 | 2019-04-26 21:42:52 |
言語 | C++11 (gcc 11.4.0) |
結果 |
WA
(最新)
AC
(最初)
|
実行時間 | - |
コード長 | 3,373 bytes |
コンパイル時間 | 808 ms |
コンパイル使用メモリ | 97,192 KB |
実行使用メモリ | 27,392 KB |
最終ジャッジ日時 | 2024-06-25 18:11:28 |
合計ジャッジ時間 | 1,795 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge1 |
(要ログイン)
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 | WA | - |
testcase_01 | AC | 20 ms
27,008 KB |
testcase_02 | AC | 20 ms
26,752 KB |
testcase_03 | AC | 20 ms
26,752 KB |
testcase_04 | AC | 20 ms
27,392 KB |
testcase_05 | AC | 21 ms
27,136 KB |
testcase_06 | AC | 21 ms
27,264 KB |
testcase_07 | AC | 20 ms
27,392 KB |
testcase_08 | AC | 20 ms
27,136 KB |
testcase_09 | AC | 21 ms
27,008 KB |
testcase_10 | AC | 20 ms
26,752 KB |
testcase_11 | AC | 20 ms
26,752 KB |
testcase_12 | AC | 20 ms
27,008 KB |
testcase_13 | AC | 20 ms
27,264 KB |
testcase_14 | AC | 19 ms
26,880 KB |
testcase_15 | AC | 20 ms
27,264 KB |
testcase_16 | AC | 20 ms
26,624 KB |
ソースコード
#include <iostream> #include <cassert> #include <climits> #include <bitset> #include <stack> #include <queue> #include <iomanip> #include <limits> #include <string> #include <cmath> #include <set> #include <map> #include <math.h> #include <algorithm> #include <vector> #include <string.h> #include <tuple> #include <time.h> #include <random> using namespace std; typedef long long ll; typedef pair<ll,ll> P; long long int INF = 3e18; double Pi = 3.1415926535897932384626; vector<ll> G[500005]; vector<P> tree[500010]; priority_queue <ll> pql; priority_queue <P> pqp; //big priority queue priority_queue <ll,vector<ll>,greater<ll> > pqls; priority_queue <P,vector<P>,greater<P> > pqps; //small priority queue //top pop int dx[8]={1,0,-1,0,1,1,-1,-1}; int dy[8]={0,1,0,-1,1,-1,-1,1}; char dir[] = "DRUL"; //ll bit[500005]; //↓,→,↑,← #define p(x) cout<<x<<endl; #define el cout<<endl; #define pe(x) cout<<(x)<<" "; #define ps(x) cout<<fixed<<setprecision(25)<<x<<endl; #define pu(x) cout<<(x); #define pd(x) cerr<<"//"<<(x)<<endl; #define re(i,n) for(i=0;i<n;i++); #define pb push_back #define lb lower_bound #define ub upper_bound #define deba(x) cout<< #x << " = " << x <<endl ll mod = 1000000007; ll rui(ll number1,ll number2){ if(number2 == 0){ return 1; }else{ ll number3 = rui(number1,number2 / 2); number3 *= number3; number3 %= mod; if(number2%2==1){ number3 *= number1; number3 %= mod; } return number3; } } ll gcd(ll number1,ll number2){ if(number1 > number2){ swap(number1,number2); } if(number1 == 0 || number1 == number2){ return number2; }else{ return gcd(number2 % number1,number1); } } void YES(bool condition){ if(condition){ p("YES"); }else{ p("NO"); } return; } void Yes(bool condition){ if(condition){ p("Yes"); }else{ p("No"); } return; } ll n,m,num,sum,ans,a,b,c,d,e,g,h,w,i,j,k,q,l,r; ll x[500005],y[500005],z[500005]; ll dp[30][4005]; //bool check[5005]; char s[500005],t[500005]; bool flag,dame; ll fact[400005]; ll rfact[400005]; void c3_init(){ fact[0] = rfact[0] = 1; for(ll i=1; i<400000; i++){ fact[i] = (fact[i-1]*i) % mod; rfact[i] = rui(fact[i],mod - 2); } } ll c3(ll n,ll r){ return (((fact[n] * rfact[r]) % mod) * rfact[n-r]) % mod; } int main(){ cin >> n >> k; ll first = -1; for(i=30;i>=0;i--){ if(n & (1ll << i)){ first = i; break; } } //p(first); if(n == 0 && k == 0){ p(1); return 0; } if(first == -1){ p("INF"); return 0; } ll res = (1ll << (first + 1)); for(i=first-1;i>=0;i--){ if(!(n & (1ll << i))){ res -= (1ll << i); } } if(res <= k){ p("INF"); return 0; } dp[first][2000] = 1; for(i=first-1;i>=0;i--){ if(n & (1ll << i)){ for(j=0;j<4000;j++){ dp[i][j] = dp[i+1][j]; } }else{ for(j=0;j<4000;j++){ dp[i][j] += dp[i+1][j]; } for(j=0;j<4000;j++){ if(0 <= j + (1ll << i) && j + (1ll << i) <= 4000){ dp[i][j] += dp[i+1][j + (1ll << i)]; } if(0 <= j - (1ll << i) && j - (1ll << i) <= 4000){ dp[i][j] += dp[i+1][j - (1ll << i)]; } } } for(j=2000;j<2010;j++){ //pe(dp[i][j]); } //el; } ll ans = 0; for(i=k;i>=0;i--){ ans += dp[0][i + 2000]; } p(ans); return 0; }