Submission #201681

#	Time	Username	Problem	Language	Result	Execution time	Memory
201681		kostia244	Devil's Share (RMI19_devil)	C++17	0 / 100	1597 ms	512 KiB

devil

#pragma GCC optimize("O2")
#pragma GCC target("avx,avx2,ssse3,sse2,sse,fma,tune=native")
#pragma GCC optimize("unroll-loops")
#include<bits/stdc++.h>
#include<bits/extc++.h>
#define all(x) x.begin(), x.end()
#define rall(x) x.rbegin(), x.rend()
#define pb push_back
using namespace std;
using ll = long long;
using vi = vector<int>;
using pi = pair<int, int>;
using vpi = vector<pair<int, int>>;
using namespace __gnu_pbds;
using oset = tree<int, null_type, less<int>, rb_tree_tag, tree_order_statistics_node_update>;
int k, a[11], perm[12];
string solve() {
	int s = 0;
	for(int i = 1; i <= 9; i++) s += a[i];
	int c = 1;
	for(int i = 0; i < s; i++) {
		while(a[c]==0) c++;
		perm[i] = c;
		a[c]--;
	}

	ll ans;
	string res;

	do {
		string t;
		ll mx = 0, cur = 0, pw = 1;
		for(int i = 0; i < k; i++) pw*=10;
		for(int i = 0; i < s; i++) {
			t.pb(perm[i]+'0');
			cur = cur*10 + perm[i];
			if(i>=k) cur -= pw*perm[i-k];
			mx = max(mx, cur);
		}
		if(mx < ans)
			ans = mx, res = t;
	} while(next_permutation(perm, perm+s));
	return res;
}
void solve2() {

}
void read() {
	cin >> k;
	for(int i = 1; i <= 9; i++) cin >> a[i];
//	if(k==2) solve2();
//	else
		cout << solve() << "\n";
}
int main() {
	ios::sync_with_stdio(0);
	cin.tie(0);
	cout.tie(0);
	int t;
	cin >> t;
	while(t--) read();
	return 0;
}

Compilation message (stderr)

devil.cpp: In function 'std::__cxx11::string solve()':
devil.cpp:40:3: warning: 'ans' may be used uninitialized in this function [-Wmaybe-uninitialized]
   if(mx < ans)
   ^~

• Subtask 1: 0 / 13
• Subtask 2: 0 / 14
• Subtask 3: 0 / 29
• Subtask 4: 0 / 44