Submission #707358

#TimeUsernameProblemLanguageResultExecution timeMemory
707358robertanechita1Bank (IZhO14_bank)C++17
100 / 100
99 ms8524 KiB
#include <bits/stdc++.h> using namespace std; ifstream fin("bank.in"); ofstream fout("bank.out"); int n, m, s[1005], b[1005]; pair<int, int>dp[(1 << 20) + 10]; ///in dp[stare] retin ultima persoana pe care am platit o cu bancnotele din stare si suma de bani ramasa dupa ce i am platit, care trebuie sa fie fixa pt a-l plati pe urmatorul int main() { cin >> n >> m; for(int i = 1; i <= n; i++) cin >> s[i]; for(int i = 0; i < m; i++){ cin >> b[i]; } for(int i = 0; i < (1 << m); i++) dp[i] = {-1, 0}; dp[0] = {0, 0}; for(int stare = 0; stare < (1 << m); stare++) for(int j = 0; j < m; j++){ if(!(stare & (1 << j)) && dp[stare].first != -1){ int moneyDisp = dp[stare].second + b[j]; int lastppl = dp[stare].first + 1; if(s[lastppl] == moneyDisp){ dp[(stare | (1 << j))].first = lastppl; dp[(stare | (1 << j))].second = moneyDisp - s[lastppl]; if(lastppl == n){ cout << "YES\n"; return 0; } } else if(s[lastppl] > moneyDisp){ dp[(stare | (1 << j))] = {dp[stare].first, moneyDisp}; } } } cout << "NO\n"; return 0; }
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