# | Submission time | Handle | Problem | Language | Result | Execution time | Memory |
---|---|---|---|---|---|---|---|
849736 | 2023-09-15T08:50:42 Z | efedmrlr | Nivelle (COCI20_nivelle) | C++17 | 26 ms | 752 KB |
#include <bits/stdc++.h> #define int long long int #define MP make_pair #define pb push_back #define REP(i,n) for(int (i) = 0; (i) < (n); (i)++) using namespace std; const double EPS = 0.00001; const int INF = 1e9+500; const int N = 1e6+5; int n,m,q; void fastio() { ios_base::sync_with_stdio(false); cin.tie(NULL); } string s; int cnt[26]; int num = 0; vector<int> ans(27); vector<array<int,2> > ansr(27); void solve() { cin>>n; cin>>s; for(int i = 0; i<26; i++) cnt[i] = 0; for(int k = 1; k<=26; k++) { int i = 0, j = 0; int num = 0; for(int i = 0; i<26; i++) cnt[i] = 0; while(j < n) { //cout<<"j:"<<j<<"\n"; cnt[s[j] - 'a']++; assert(i <= j); if(cnt[s[j] - 'a'] == 1) { num++; } while(num > k) { //cout<<"i:"<<i<<"\n"; cnt[s[i] - 'a']--; if(cnt[s[i] - 'a'] == 0) { num--; } i++; } assert(num <= k); if(j - i + 1 > ans[k]) { ans[k] = j - i + 1; ansr[k] = {i,j}; } j++; } } long double res2 = INF; int l,r; for(int i = 1; i<=26; i++) { long double res = (long double) i / ans[i]; if(res2 > res) { l = ansr[i][0]; r = ansr[i][1]; res2 = res; } } cout<<l+1<<" "<<r+1<<"\n"; } signed main() { //fastio(); int test = 1; //cin>>test; while(test--) { solve(); } }
Compilation message
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 1 ms | 344 KB | Output is correct |
2 | Correct | 0 ms | 344 KB | Output is correct |
3 | Correct | 1 ms | 348 KB | Output is correct |
4 | Correct | 1 ms | 344 KB | Output is correct |
5 | Correct | 0 ms | 344 KB | Output is correct |
6 | Correct | 0 ms | 344 KB | Output is correct |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 1 ms | 344 KB | Output is correct |
2 | Correct | 1 ms | 344 KB | Output is correct |
3 | Correct | 1 ms | 344 KB | Output is correct |
4 | Correct | 1 ms | 344 KB | Output is correct |
5 | Correct | 1 ms | 344 KB | Output is correct |
6 | Correct | 1 ms | 348 KB | Output is correct |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 8 ms | 600 KB | Output is correct |
2 | Correct | 8 ms | 584 KB | Output is correct |
3 | Correct | 8 ms | 600 KB | Output is correct |
4 | Correct | 9 ms | 600 KB | Output is correct |
5 | Correct | 8 ms | 600 KB | Output is correct |
6 | Correct | 8 ms | 600 KB | Output is correct |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 9 ms | 600 KB | Output is correct |
2 | Correct | 9 ms | 600 KB | Output is correct |
3 | Correct | 9 ms | 604 KB | Output is correct |
4 | Correct | 9 ms | 752 KB | Output is correct |
5 | Correct | 10 ms | 600 KB | Output is correct |
6 | Correct | 13 ms | 752 KB | Output is correct |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 23 ms | 600 KB | Output is correct |
2 | Correct | 25 ms | 600 KB | Output is correct |
3 | Correct | 23 ms | 600 KB | Output is correct |
4 | Correct | 23 ms | 600 KB | Output is correct |
5 | Correct | 24 ms | 600 KB | Output is correct |
6 | Correct | 26 ms | 600 KB | Output is correct |