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Submission #339775

# Submission time Handle Problem Language Result Execution time Memory
339775 2020-12-26T07:48:06 Z tengiz05 Round words (IZhO13_rowords) C++17
24 / 100
 2000 ms 15596 KB 
#include <bits/stdc++.h>
using namespace std;
#define int long long
#define FASTIO ios_base::sync_with_stdio(false); cin.tie(NULL);
#define all(x) (x).begin(), (x).end()
#define pb push_back
#define pii pair<int, int>
#define ff first
#define ss second
#define PI acos(-1)
#define ld long double
template<class T> bool chmin(T& a, const T& b) {return a>b? a=b, true:false;}
template<class T> bool chmax(T& a, const T& b) {return a<b? a=b, true:false;}
const int mod = 1e9+7, N = 2005;
int msb(int val){return sizeof(int)*8-__builtin_clzll(val)-1;}
int n, m, k;
string a, b;
string B;
int ans;
int dp[2005][4005];
void do_it_now(){
	for(int i=1;i<=n;i++){
		for(int j=1;j<=m;j++){
			dp[i][j] = max(dp[i-1][j], dp[i][j-1]);
			if(a[i-1] == b[j-1]){
				chmax(dp[i][j], dp[i-1][j-1]+1);
			}
		}
	}
	chmax(ans, dp[n][m]);
}
void solve(int test_case){
	int i, j;
	cin >> a >> B;
	if(a.length() > B.length())swap(a,B);
	n = a.length(), m = B.length();
	for(i=0;i<m;i++){
		int now = i;
		b.erase(all(b));
		for(j=0;j<m;j++){
			if(now == m)now=0;
			b.pb(B[now]);
			now++;
		}
		do_it_now();
		reverse(all(b));
		do_it_now();
	}
	cout << ans << '\n';
	return;
}

signed main(){
	FASTIO;
#define MULTITEST 0
#if MULTITEST
	int _T;
	cin >> _T;
	for(int T_CASE = 1; T_CASE <= _T; T_CASE++)
		solve(T_CASE);
#else
	solve(1);
#endif
	return 0;
}

Subtask #1
24.0 / 100.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 1 ms 492 KB Output is correct
4 Correct 2 ms 492 KB Output is correct
5 Correct 2 ms 492 KB Output is correct
6 Correct 826 ms 1516 KB Output is correct
7 Execution timed out 2067 ms 12268 KB Time limit exceeded
8 Execution timed out 2068 ms 12268 KB Time limit exceeded
9 Execution timed out 2088 ms 12268 KB Time limit exceeded
10 Execution timed out 2088 ms 12268 KB Time limit exceeded
11 Execution timed out 2087 ms 13036 KB Time limit exceeded
12 Execution timed out 2088 ms 14700 KB Time limit exceeded
13 Execution timed out 2081 ms 14700 KB Time limit exceeded
14 Execution timed out 2090 ms 13420 KB Time limit exceeded
15 Execution timed out 2092 ms 15596 KB Time limit exceeded
16 Execution timed out 2071 ms 13164 KB Time limit exceeded
17 Execution timed out 2067 ms 9068 KB Time limit exceeded
18 Execution timed out 2078 ms 14060 KB Time limit exceeded
19 Execution timed out 2080 ms 12268 KB Time limit exceeded
20 Execution timed out 2084 ms 13036 KB Time limit exceeded
21 Execution timed out 2068 ms 2924 KB Time limit exceeded
22 Execution timed out 2054 ms 4844 KB Time limit exceeded
23 Execution timed out 2066 ms 6636 KB Time limit exceeded
24 Execution timed out 2063 ms 6892 KB Time limit exceeded
25 Execution timed out 2089 ms 9196 KB Time limit exceeded