Submission #1280097

#TimeUsernameProblemLanguageResultExecution timeMemory
1280097blacktulipBank (IZhO14_bank)C++17
71 / 100
1096 ms16864 KiB
//Hello!.. //dört böler altı artı iki ama ne böler altı ne böler iki //Başarı, Boş Duranın Hakkı Değil... Koşturanın Hakkıdır. Hakan? //Ne yapayım, elimden gelen bu :( //S'il vous plait #include <bits/stdc++.h> using namespace std; typedef long long lo; #define fi first #define se second #define endl "\n" #define pb push_back #define int long long #define fio() ios_base::sync_with_stdio(false);cin.tie(NULL);cout.tie(NULL) #define FOR for(int i=1;i<=n;i++) #define setrandom mt19937 rng(chrono::steady_clock::now().time_since_epoch().count()); #define getrandom(a,b) uniform_int_distribution<int>(a,b)(rng) #define mid ((start+end)/2) #define ort ((bas+son)/2) #define _ << " " << const lo inf = 1000000000; const lo li = 500005; const lo mod = 1000000007; int n,m,a[li],k,flag,t,b[li],val[1<<20],dp[1<<20]; int cev; string s; vector<int> v; inline int f(int sira,int mask){ if(sira>n)return 1; if(~dp[mask])return dp[mask]; int cevv=0; int i=mask; while(i){ int at=i; if(val[at]==a[sira]){ cevv|=(f(sira+1,mask^i)); } i=(mask&(i-1)); } return dp[mask]=cevv; } int32_t main(){ fio(); cin>>n>>m; FOR cin>>a[i]; memset(dp,-1,sizeof(dp)); for(int i=0;i<m;i++)cin>>b[i]; for(int i=0;i<(1<<m);i++){ int say=0; for(int j=0;j<m;j++){ if(i&(1<<j))say+=b[j]; } val[i]=say; } cev=f(1,(1<<m)-1); if(cev)cout<<"YES\n"; else cout<<"NO\n"; return 0; }
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