Submission #1368899

#	Time	Username	Problem	Language	Result	Execution time	Memory
1368899		Ekber_Ekber	은행 (IZhO14_bank)	C++20	100 / 100	874 ms	4628 KiB

bank

#pragma GCC optimize("O3")
#pragma GCC optimize("Ofast")
#pragma GCC optimize("inline")
#pragma GCC optimize("-fgcse")
#pragma GCC optimize("-fgcse-lm")
#pragma GCC optimize("-fipa-sra")
#pragma GCC optimize("-ftree-pre")
#pragma GCC optimize("-ftree-vrp")
#pragma GCC optimize("-fpeephole2")
#pragma GCC optimize("-ffast-math")
#pragma GCC optimize("-fsched-spec")
#pragma GCC optimize("unroll-loops")
#pragma GCC optimize("-falign-jumps")
#pragma GCC optimize("-falign-loops")
#pragma GCC optimize("-falign-labels")
#pragma GCC optimize("-fdevirtualize")
#pragma GCC optimize("-fcaller-saves")
#pragma GCC optimize("-fcrossjumping")
#pragma GCC optimize("-fthread-jumps")
#pragma GCC optimize("-funroll-loops")
#pragma GCC optimize("-fwhole-program")
#pragma GCC optimize("-freorder-blocks")
#pragma GCC optimize("-fschedule-insns")
#pragma GCC optimize("inline-functions")
#pragma GCC optimize("-ftree-tail-merge")
#pragma GCC optimize("-fschedule-insns2")
#pragma GCC optimize("-fstrict-aliasing")
#pragma GCC optimize("-fstrict-overflow")
#pragma GCC optimize("-falign-functions")
#pragma GCC optimize("-fcse-skip-blocks")
#pragma GCC optimize("-fcse-follow-jumps")
#pragma GCC optimize("-fsched-interblock")
#pragma GCC optimize("-fpartial-inlining")
#pragma GCC optimize("no-stack-protector")
#pragma GCC optimize("-freorder-functions")
#pragma GCC optimize("-findirect-inlining")
#pragma GCC optimize("-fhoist-adjacent-loads")
#pragma GCC optimize("-frerun-cse-after-loop")
#pragma GCC optimize("inline-small-functions")
#pragma GCC optimize("-finline-small-functions")
#pragma GCC optimize("-ftree-switch-conversion")
#pragma GCC optimize("-foptimize-sibling-calls")
#pragma GCC optimize("-fexpensive-optimizations")
#pragma GCC optimize("-funsafe-loop-optimizations")
#pragma GCC optimize("inline-functions-called-once")
#pragma GCC optimize("-fdelete-null-pointer-checks")
#include <bits/stdc++.h>
// #ifndef ONLINE_JUDGE
//     #include <debug.h>
// #else
//     #define debug(...)
// #endif
#define GOOD_LUCK ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(0);
// #define int long long
#define endl "\n"
#define ff first
#define ss second
#define pb push_back
#define all(v) v.begin(), v.end()
using namespace std;

constexpr int MAX = 2e+5 + 1, INF = 2e+9, MOD = 1e+9 + 7, K = 31;

void _() {
    int n, m;
    cin >> n >> m;
    vector <int> a(n), b(m);
    for (int &i : a) cin >> i;
    for (int &i : b) cin >> i;
    vector <vector <int>> can(n);
    for (int i = 0; i < n; i++) {
        for (int mask = 0; mask < (1LL << m); mask++) {
            int sum = 0;
            for (int j = 0; j < m; j++) {
                if (mask & (1LL << j)) sum += b[j];
            }
            if (sum == a[i]) can[i].pb(mask);
        }
    }
    // debug(can);
    vector <int> dp((1LL << m), -1);
    dp[0] = 0;
    for (int i = 0; i < (1LL << m); i++) {
        if (dp[i] < 0 || dp[i] >= n) continue;
        int x = dp[i];
        for (int &j : can[x]) {
            if (i + j >= (1LL << m)) continue;
            if (i + j == (i | j)) dp[i + j] = max(dp[i+j], x+1);
        }
    }
    for (int i = 0; i < (1 << m); i++) {
        if (dp[i] == n) {
            cout << "YES";
            return;
        }
    }
    cout << "NO";
}

signed main() {

    GOOD_LUCK

    int tests=1;
    // cin >> tests;
    for (int i=1; i <= tests; i++) {
        _();
        cout << endl;
    }

    return 0;
}

Compilation message (stderr)

bank.cpp:21:39: warning: bad option '-fwhole-program' to pragma 'optimize' [-Wpragmas]
   21 | #pragma GCC optimize("-fwhole-program")
      |                                       ^
bank.cpp:28:41: warning: bad option '-fstrict-overflow' to pragma 'optimize' [-Wpragmas]
   28 | #pragma GCC optimize("-fstrict-overflow")
      |                                         ^
bank.cpp:30:41: warning: bad option '-fcse-skip-blocks' to pragma 'optimize' [-Wpragmas]
   30 | #pragma GCC optimize("-fcse-skip-blocks")
      |                                         ^
bank.cpp:44:51: warning: bad option '-funsafe-loop-optimizations' to pragma 'optimize' [-Wpragmas]
   44 | #pragma GCC optimize("-funsafe-loop-optimizations")
      |                                                   ^
bank.cpp:64:8: warning: bad option '-fwhole-program' to attribute 'optimize' [-Wattributes]
   64 | void _() {
      |        ^
bank.cpp:64:8: warning: bad option '-fstrict-overflow' to attribute 'optimize' [-Wattributes]
bank.cpp:64:8: warning: bad option '-fcse-skip-blocks' to attribute 'optimize' [-Wattributes]
bank.cpp:64:8: warning: bad option '-funsafe-loop-optimizations' to attribute 'optimize' [-Wattributes]
bank.cpp:100:13: warning: bad option '-fwhole-program' to attribute 'optimize' [-Wattributes]
  100 | signed main() {
      |             ^
bank.cpp:100:13: warning: bad option '-fstrict-overflow' to attribute 'optimize' [-Wattributes]
bank.cpp:100:13: warning: bad option '-fcse-skip-blocks' to attribute 'optimize' [-Wattributes]
bank.cpp:100:13: warning: bad option '-funsafe-loop-optimizations' to attribute 'optimize' [-Wattributes]

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