Submission #103668

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
103668	2019-04-01 23:29:53	Anai	Match (CEOI16_match)	C++14	100 / 100	18 ms	11776 KiB

match

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#include <bits/stdc++.h>
using namespace std;
const int N = 1e5 + 5, S = 26;
char str[N], ant[N];
int dp[S][N];
int n;
static void solve(int l, int r) {
  if (l > r)
    return;
  int match = dp[str[l] - 'a'][r];
  if (!match)
    throw -1;
  ant[l] = '(';
  ant[match] = ')';
  solve(l + 1, match - 1);
  solve(match + 1, r); }
int main() {
#ifdef HOME
  freopen("match.in", "r", stdin);
  freopen("match.out", "w", stdout);
#endif
 
 
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• Subtask 1: 10 / 10
• Subtask 2: 27 / 27
• Subtask 3: 63 / 63