Submission #693807

#	Time	Username	Problem	Language	Result	Execution time	Memory
693807		ktkerem	Bank (IZhO14_bank)	C++17	52 / 100	1089 ms	1924 KiB

bank

/*#pragma GCC target ("avx2")
#pragma GCC optimize ("O3")
#pragma GCC optimize("Ofast")
#pragma GCC optimize ("unroll-loops")
#pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,tune=native")/**/
#include<bits/stdc++.h>
//typedef int ll;
typedef long long ll;
typedef unsigned long long ull;
#define llll std::pair<ll , ll>
#define pb push_back
#define pf push_front
#define halo cout << "hello" << std::endl
#define fi first
#define sec second
#define all(a) a.begin() , a.end()
const ll limit = 1e18+7; 
const ll ous = 2e5 + 500;
const ll dx[4] = {-1 , 0 , 1 , 0} , dy[4] = {0,1,0,-1};
std::mt19937 rng(std::chrono::steady_clock::now().time_since_epoch().count());
ll n , m;
std::vector<ll> a , b;
std::vector<ll> tk[20];
ll dp[(1ll << 20)];
void solve(){
    std::cin >> n >> m;
    a.resize(n);b.resize(m);
    for(ll i = 0 ; n>i;i++){
        std::cin >> a[i];
    }
    for(ll i = 0 ; m>i;i++){
        std::cin >> b[i];
    }
    for(ll j=0;n>j;j++){
        for(ll o = 0;(1ll << m) > o;o++){
            ll sm = 0;
            for(ll i = 0;m>i;i++){
                if((1ll << i) & o){
                    sm += b[i];
                }
            }
            if(sm == a[j]){
                tk[j].pb(o);
            }
        }
    }
    ll ans = 0;
    for(ll j = 0;n>j;j++){
        for(ll o = (1ll << m)-1;o>=0;o--){
            for(auto i:tk[j]){
                if(!(o & i)){
                    dp[o | i] = std::max(dp[o | i] , dp[o] + 1);
                    ans = std::max(ans , std::max(dp[o | i] , dp[o]));
                }
            }
        }
    }
    if(ans == n){
        std::cout << "YES\n";
    }
    else{
        std::cout << "NO\n";
    }
    return;/**/
}
signed main(){
    //std::ios_base::sync_with_stdio(false);std::cin.tie(NULL);
    ll t=1;
    //std::cin >> t;
    ll o = 1;
    while(t--){ 
        //std::cout << "Case " << o << ": ";
        //o++;
        solve();        
    }
    return 0;
}/**/

Compilation message (stderr)

bank.cpp:5:78: warning: "/*" within comment [-Wcomment]
    5 | #pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,tune=native")/**/
      |                                                                               
bank.cpp: In function 'int main()':
bank.cpp:70:8: warning: unused variable 'o' [-Wunused-variable]
   70 |     ll o = 1;
      |        ^

• Subtask 1: 0 / 19
• Subtask 2: 25 / 25
• Subtask 3: 27 / 27
• Subtask 4: 0 / 29