답안 #257974

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
257974	2020-08-05T06:51:50 Z	임성재(#5053)	Toilets (JOI16_toilets)	C++17	36 / 100	6 ms	5624 KB

toilets

#include<bits/stdc++.h>
using namespace std;

#define fast ios::sync_with_stdio(false); cin.tie(NULL)
#define fi first
#define se second
#define pb push_back
#define eb emplace_back
#define em emplace
#define all(v) (v).begin(), (v).end()
#define pre(a) cout<<fixed; cout.precision(a)
#define mp make_pair

typedef long long ll;
typedef pair<int,int> pii;
typedef pair<ll,ll> pll;
const int inf = 1e9;
const ll INF = 1e18;

ll n, m;
string s[100010];
int k[100010];
int dp[400010];
vector<pll> v;

int main() {
	fast;

	cin >> n;
	cin >> m;

	ll cur = 0;

	for(int i=1; i<=m; i++) {
		cin >> s[i] >> k[i];

		reverse(all(s[i]));

		int mx = 0;

		for(int j=0; j<s[i].size(); j++) {
			dp[j+1] = dp[j];

			if(s[i][j] == 'F') dp[j+1]--;
			else dp[j+1]++;

			if(s[i][j] == 'F') mx = max(mx, dp[j+1]);
		}

		v.eb(mx, dp[s[i].size()]);
	}

	if(v[0].se > 0) cout << "-1";
	else cout << v[0].fi;
}

Compilation message

toilets.cpp: In function 'int main()':
toilets.cpp:41:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for(int j=0; j<s[i].size(); j++) {
                ~^~~~~~~~~~~~
toilets.cpp:32:5: warning: unused variable 'cur' [-Wunused-variable]
  ll cur = 0;
     ^~~

Subtask #1
14.0 / 14.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	3456 KB	Output is correct
2	Correct	3 ms	3456 KB	Output is correct
3	Correct	2 ms	3456 KB	Output is correct
4	Correct	2 ms	3456 KB	Output is correct
5	Correct	3 ms	3456 KB	Output is correct
6	Correct	2 ms	3456 KB	Output is correct
7	Correct	3 ms	3456 KB	Output is correct
8	Correct	2 ms	3456 KB	Output is correct
9	Correct	2 ms	3456 KB	Output is correct
10	Correct	2 ms	3456 KB	Output is correct
11	Correct	2 ms	3456 KB	Output is correct
12	Correct	2 ms	3456 KB	Output is correct
13	Correct	2 ms	3456 KB	Output is correct
14	Correct	2 ms	3456 KB	Output is correct
15	Correct	2 ms	3456 KB	Output is correct
16	Correct	2 ms	3456 KB	Output is correct
17	Correct	2 ms	3456 KB	Output is correct
18	Correct	2 ms	3456 KB	Output is correct
19	Correct	2 ms	3456 KB	Output is correct
20	Correct	2 ms	3456 KB	Output is correct
21	Correct	2 ms	3456 KB	Output is correct
22	Correct	3 ms	3456 KB	Output is correct

Subtask #2
22.0 / 22.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	3456 KB	Output is correct
2	Correct	3 ms	3456 KB	Output is correct
3	Correct	2 ms	3456 KB	Output is correct
4	Correct	2 ms	3456 KB	Output is correct
5	Correct	3 ms	3456 KB	Output is correct
6	Correct	2 ms	3456 KB	Output is correct
7	Correct	3 ms	3456 KB	Output is correct
8	Correct	2 ms	3456 KB	Output is correct
9	Correct	2 ms	3456 KB	Output is correct
10	Correct	2 ms	3456 KB	Output is correct
11	Correct	2 ms	3456 KB	Output is correct
12	Correct	2 ms	3456 KB	Output is correct
13	Correct	2 ms	3456 KB	Output is correct
14	Correct	2 ms	3456 KB	Output is correct
15	Correct	2 ms	3456 KB	Output is correct
16	Correct	2 ms	3456 KB	Output is correct
17	Correct	2 ms	3456 KB	Output is correct
18	Correct	2 ms	3456 KB	Output is correct
19	Correct	2 ms	3456 KB	Output is correct
20	Correct	2 ms	3456 KB	Output is correct
21	Correct	2 ms	3456 KB	Output is correct
22	Correct	3 ms	3456 KB	Output is correct
23	Correct	6 ms	4620 KB	Output is correct
24	Correct	5 ms	4620 KB	Output is correct
25	Correct	4 ms	4620 KB	Output is correct
26	Correct	5 ms	4620 KB	Output is correct
27	Correct	5 ms	4620 KB	Output is correct
28	Correct	4 ms	4620 KB	Output is correct
29	Correct	4 ms	4620 KB	Output is correct
30	Correct	4 ms	4620 KB	Output is correct
31	Correct	4 ms	4620 KB	Output is correct
32	Correct	4 ms	4620 KB	Output is correct
33	Correct	4 ms	4620 KB	Output is correct
34	Correct	4 ms	4620 KB	Output is correct
35	Correct	5 ms	4620 KB	Output is correct
36	Correct	5 ms	4620 KB	Output is correct
37	Correct	4 ms	4620 KB	Output is correct
38	Correct	6 ms	4620 KB	Output is correct
39	Correct	4 ms	4620 KB	Output is correct
40	Correct	4 ms	4620 KB	Output is correct

Subtask #3
0 / 64.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	3456 KB	Output is correct
2	Correct	3 ms	3456 KB	Output is correct
3	Correct	2 ms	3456 KB	Output is correct
4	Correct	2 ms	3456 KB	Output is correct
5	Correct	3 ms	3456 KB	Output is correct
6	Correct	2 ms	3456 KB	Output is correct
7	Correct	3 ms	3456 KB	Output is correct
8	Correct	2 ms	3456 KB	Output is correct
9	Correct	2 ms	3456 KB	Output is correct
10	Correct	2 ms	3456 KB	Output is correct
11	Correct	2 ms	3456 KB	Output is correct
12	Correct	2 ms	3456 KB	Output is correct
13	Correct	2 ms	3456 KB	Output is correct
14	Correct	2 ms	3456 KB	Output is correct
15	Correct	2 ms	3456 KB	Output is correct
16	Correct	2 ms	3456 KB	Output is correct
17	Correct	2 ms	3456 KB	Output is correct
18	Correct	2 ms	3456 KB	Output is correct
19	Correct	2 ms	3456 KB	Output is correct
20	Correct	2 ms	3456 KB	Output is correct
21	Correct	2 ms	3456 KB	Output is correct
22	Correct	3 ms	3456 KB	Output is correct
23	Correct	6 ms	4620 KB	Output is correct
24	Correct	5 ms	4620 KB	Output is correct
25	Correct	4 ms	4620 KB	Output is correct
26	Correct	5 ms	4620 KB	Output is correct
27	Correct	5 ms	4620 KB	Output is correct
28	Correct	4 ms	4620 KB	Output is correct
29	Correct	4 ms	4620 KB	Output is correct
30	Correct	4 ms	4620 KB	Output is correct
31	Correct	4 ms	4620 KB	Output is correct
32	Correct	4 ms	4620 KB	Output is correct
33	Correct	4 ms	4620 KB	Output is correct
34	Correct	4 ms	4620 KB	Output is correct
35	Correct	5 ms	4620 KB	Output is correct
36	Correct	5 ms	4620 KB	Output is correct
37	Correct	4 ms	4620 KB	Output is correct
38	Correct	6 ms	4620 KB	Output is correct
39	Correct	4 ms	4620 KB	Output is correct
40	Correct	4 ms	4620 KB	Output is correct
41	Correct	6 ms	5624 KB	Output is correct
42	Incorrect	6 ms	5624 KB	Output isn't correct
43	Halted	0 ms	0 KB	-

답안 #257974

Compilation message

Subtask #1 14.0 / 14.0

Subtask #2 22.0 / 22.0

Subtask #3 0 / 64.0

Subtask #1
14.0 / 14.0

Subtask #2
22.0 / 22.0

Subtask #3
0 / 64.0