Submission #3025007
Source Code Expand
#ifndef BZ #pragma GCC optimize "-O3" #endif #include <bits/stdc++.h> #define FASTIO #define ALL(v) (v).begin(), (v).end() #define rep(i, l, r) for (int i = (l); i < (r); ++i) #ifdef FASTIO #define scanf abacaba #define printf abacaba #endif typedef long long ll; typedef long double ld; typedef unsigned long long ull; using namespace std; /* ll pw(ll a, ll b) { ll ans = 1; while (b) { while (!(b & 1)) b >>= 1, a = (a * a) % MOD; ans = (ans * a) % MOD, --b; } return ans; } */ const int MAXN = 310000; int n; string s; int dp[MAXN]; int main() { #ifdef FASTIO ios_base::sync_with_stdio(false), cin.tie(0), cout.tie(0); #endif cin >> n >> s; int cur = 0; for (int i = 0; i < s.size(); ++i) { dp[i] += cur; if (s[i] == 'W') ++cur; } cur = 0; for (int i = s.size() - 1; i >= 0; --i) { dp[i] += cur; if (s[i] == 'E') ++cur; } int ans = s.size(); for (int i = 0; i < n; ++i) ans = min(ans, dp[i]); cout << ans << "\n"; return 0; }
Submission Info
Submission Time | |
---|---|
Task | C - Attention |
User | LHiC |
Language | C++14 (GCC 5.4.1) |
Score | 300 |
Code Size | 1035 Byte |
Status | AC |
Exec Time | 3 ms |
Memory | 1812 KB |
Judge Result
Set Name | Sample | All | ||||
---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 300 / 300 | ||||
Status |
|
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Set Name | Test Cases |
---|---|
Sample | sample_01.txt, sample_02.txt, sample_03.txt |
All | sample_01.txt, sample_02.txt, sample_03.txt, sample_01.txt, sample_02.txt, sample_03.txt, subtask_1_01.txt, subtask_1_02.txt, subtask_1_03.txt, subtask_1_04.txt, subtask_1_05.txt, subtask_1_06.txt, subtask_1_07.txt, subtask_1_08.txt, subtask_1_09.txt, subtask_1_10.txt, subtask_1_11.txt, subtask_1_12.txt, subtask_1_13.txt, subtask_1_14.txt, subtask_1_15.txt, subtask_1_16.txt, subtask_1_17.txt, subtask_1_18.txt, subtask_1_19.txt, subtask_1_20.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
sample_01.txt | AC | 1 ms | 256 KB |
sample_02.txt | AC | 1 ms | 256 KB |
sample_03.txt | AC | 1 ms | 256 KB |
subtask_1_01.txt | AC | 3 ms | 1684 KB |
subtask_1_02.txt | AC | 2 ms | 640 KB |
subtask_1_03.txt | AC | 3 ms | 1300 KB |
subtask_1_04.txt | AC | 2 ms | 1360 KB |
subtask_1_05.txt | AC | 2 ms | 848 KB |
subtask_1_06.txt | AC | 3 ms | 1812 KB |
subtask_1_07.txt | AC | 3 ms | 1812 KB |
subtask_1_08.txt | AC | 3 ms | 1812 KB |
subtask_1_09.txt | AC | 3 ms | 1428 KB |
subtask_1_10.txt | AC | 3 ms | 1812 KB |
subtask_1_11.txt | AC | 3 ms | 1812 KB |
subtask_1_12.txt | AC | 3 ms | 1812 KB |
subtask_1_13.txt | AC | 3 ms | 1812 KB |
subtask_1_14.txt | AC | 3 ms | 1812 KB |
subtask_1_15.txt | AC | 3 ms | 1812 KB |
subtask_1_16.txt | AC | 3 ms | 1812 KB |
subtask_1_17.txt | AC | 3 ms | 1812 KB |
subtask_1_18.txt | AC | 3 ms | 1812 KB |
subtask_1_19.txt | AC | 3 ms | 1812 KB |
subtask_1_20.txt | AC | 3 ms | 1812 KB |