Submission #539467

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
539467	2022-03-19T02:36:05 Z	MurotY	Garage (IOI09_garage)	C++14	100 / 100	4 ms	468 KB

garage

#include <bits/stdc++.h>
#define ios ios::sync_with_stdio(0);cin.tie(0);cout.tie(0);
#define ff first
#define ss second
#define ll long long
using namespace std;
const int N=1e6+7, M=1e9+7;
ll a[N], b[N];
void solve()
{
	ll n, m;
	cin >> n >> m;
	
	for (int i=1;i<=n;i++) cin >> a[i];
	for (int i=1;i<=m;i++) cin >> b[i];
	
	map <ll,ll> mp, mp1;
	deque <ll> v;
	ll ans=0;
	for (int i=1;i<=2*m;i++){
		ll x;
		cin >> x;
		if (x > 0){
			bool ok=0;
			for (int i=1;i<=n;i++){
				if (mp[i] == 0) {
					mp[i]=1;
					ans+=a[i]*b[x];
					mp1[x]=i;
					ok=1;
					break;
				}
			}
			if (ok == 0) v.push_back(x);
		}
		else {
			if (v.size() == 0) mp[mp1[-x]]=0;
			else {
				bool ok=0;
			     ans+=a[mp1[-x]]*b[v[0]];
			     mp1[v[0]]=mp1[-x];
			     v.pop_front();
			}
		}
	}
	cout << ans;
}
int main()
{
	ios;
	int t=1;
//	cin >> t;
	while (t--){
		solve(); 
		cout << "\n";
	}
	return 0;
}

Compilation message

garage.cpp: In function 'void solve()':
garage.cpp:39:10: warning: unused variable 'ok' [-Wunused-variable]
   39 |     bool ok=0;
      |          ^~

Subtask #1

100.0 / 100.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	1 ms	212 KB	Output is correct
3	Correct	0 ms	212 KB	Output is correct
4	Correct	0 ms	212 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	0 ms	212 KB	Output is correct
7	Correct	0 ms	212 KB	Output is correct
8	Correct	0 ms	340 KB	Output is correct
9	Correct	0 ms	212 KB	Output is correct
10	Correct	1 ms	340 KB	Output is correct
11	Correct	1 ms	340 KB	Output is correct
12	Correct	1 ms	340 KB	Output is correct
13	Correct	1 ms	340 KB	Output is correct
14	Correct	1 ms	340 KB	Output is correct
15	Correct	1 ms	340 KB	Output is correct
16	Correct	1 ms	340 KB	Output is correct
17	Correct	2 ms	340 KB	Output is correct
18	Correct	2 ms	468 KB	Output is correct
19	Correct	4 ms	468 KB	Output is correct
20	Correct	3 ms	468 KB	Output is correct