oj.uz

Submission #1011355

# Submission time Handle Problem Language Result Execution time Memory
1011355 2024-06-30T12:20:44 Z pcc Toilets (JOI16_toilets) C++17
36 / 100
 2 ms 1120 KB 
#include <bits/stdc++.h>
using namespace std;

#define ll long long

string s;
vector<ll> pos[2];
ll N,M;

int main(){
	ios::sync_with_stdio(0);
	cin.tie(0);cout.tie(0);
	cin>>N>>M;
	if(N>1e6)return 0;
	for(int i = 0;i<M;i++){
		string t;
		int c;
		cin>>t>>c;
		while(c--)s += t;
	}
	reverse(s.begin(),s.end());
	ll sum = 0,ans = 0;
	for(auto &i:s){
		if(i == 'F'){
			sum--;
			ans = max(ans,sum);
		}
		else sum++;
	}
	if(sum>0)cout<<"-1\n";
	else cout<<ans<<'\n';
	return 0;
}

Subtask #1
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 460 KB Output is correct
5 Correct 0 ms 352 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 460 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 1 ms 344 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 352 KB Output is correct
15 Correct 0 ms 452 KB Output is correct
16 Correct 1 ms 352 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 416 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 0 ms 344 KB Output is correct

Subtask #2
22.0 / 22.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 460 KB Output is correct
5 Correct 0 ms 352 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 460 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 1 ms 344 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 352 KB Output is correct
15 Correct 0 ms 452 KB Output is correct
16 Correct 1 ms 352 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 416 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 0 ms 344 KB Output is correct
23 Correct 2 ms 996 KB Output is correct
24 Correct 2 ms 1000 KB Output is correct
25 Correct 1 ms 1000 KB Output is correct
26 Correct 1 ms 1004 KB Output is correct
27 Correct 1 ms 1120 KB Output is correct
28 Correct 2 ms 984 KB Output is correct
29 Correct 1 ms 1000 KB Output is correct
30 Correct 2 ms 996 KB Output is correct
31 Correct 2 ms 1000 KB Output is correct
32 Correct 2 ms 1004 KB Output is correct
33 Correct 1 ms 1000 KB Output is correct
34 Correct 1 ms 1000 KB Output is correct
35 Correct 2 ms 1120 KB Output is correct
36 Correct 2 ms 1000 KB Output is correct
37 Correct 1 ms 1024 KB Output is correct
38 Correct 2 ms 1000 KB Output is correct
39 Correct 1 ms 1016 KB Output is correct
40 Correct 2 ms 996 KB Output is correct

Subtask #3
0 / 64.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 460 KB Output is correct
5 Correct 0 ms 352 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 460 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 1 ms 344 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 352 KB Output is correct
15 Correct 0 ms 452 KB Output is correct
16 Correct 1 ms 352 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 416 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 0 ms 344 KB Output is correct
23 Correct 2 ms 996 KB Output is correct
24 Correct 2 ms 1000 KB Output is correct
25 Correct 1 ms 1000 KB Output is correct
26 Correct 1 ms 1004 KB Output is correct
27 Correct 1 ms 1120 KB Output is correct
28 Correct 2 ms 984 KB Output is correct
29 Correct 1 ms 1000 KB Output is correct
30 Correct 2 ms 996 KB Output is correct
31 Correct 2 ms 1000 KB Output is correct
32 Correct 2 ms 1004 KB Output is correct
33 Correct 1 ms 1000 KB Output is correct
34 Correct 1 ms 1000 KB Output is correct
35 Correct 2 ms 1120 KB Output is correct
36 Correct 2 ms 1000 KB Output is correct
37 Correct 1 ms 1024 KB Output is correct
38 Correct 2 ms 1000 KB Output is correct
39 Correct 1 ms 1016 KB Output is correct
40 Correct 2 ms 996 KB Output is correct
41 Incorrect 0 ms 344 KB Output isn't correct
42 Halted 0 ms 0 KB -