Submission #1079839

#	Time	Username	Problem	Language	Result	Execution time	Memory
1079839		chaoslong	Round words (IZhO13_rowords)	C++14	24 / 100	2092 ms	6044 KiB

rowords

// Calm down.
// Think three times, code twice.
#include "bits/stdc++.h"
#define forr(_a,_b,_c) for(int _a = (_b); _a <= (_c); ++_a)
#define ford(_a,_b,_c) for(int _a = (_b) + 1; _a --> (_c);)
#define forf(_a,_b,_c) for(int _a = (_b); _a < (_c); ++_a)
#define st first
#define nd second
#define ll long long
#define ull unsigned long long
#define pii pair <int,int>
#define pll pair <ll,ll>
#define piii pair <int,pii>
#define vi vector <int>
#define pb push_back
#define mp make_pair
#define all(x) begin(x),end(x)
#define mask(i) (1LL << (i))
#define bit(x, i) (((x) >> (i)) & 1)
#define bp __builtin_popcountll
#define file "test"

using namespace std;
const int N = 2005;
const int mod = 1e9 + 7; // 998244353
const ll oo = 1e18;

int dp[N][N];
string s1, s2;

void to_nho_cau() {
    cin >> s1 >> s2;
    int n = s1.length(), m = s2.length();
    s1 = ' ' + s1; s2 = ' ' + s2;
    int ans = 0;
    forr(s, 1, n) {
        string temp = "";
        forr(i, s, n) temp = temp + s1[i];
        forr(i, 1, s-1) temp = temp + s1[i];
        temp = ' ' + temp;
        vector<vector<int>> dp(n + 1, vector<int>(m + 1, 0));
//        cout << temp << "\n";
        forr(i, 1, n) {
            forr(j, 1, m) {
                dp[i][j] = max(dp[i-1][j], dp[i][j-1]);
                if(temp[i] == s2[j]) dp[i][j] = max(dp[i][j], dp[i-1][j-1] + 1);
            }
        }
        ans = max(ans, dp[n][m]);
    }
    cout << ans << "\n";
}

signed main(){
    ios_base::sync_with_stdio(0);cin.tie(0);
    #ifdef LOCAL
        freopen(file".inp","r",stdin);
        freopen(file".out","w",stdout);
    #endif
    int t = 1;
    //cin >> t;
    while(t--) to_nho_cau();
}
/*
1.self check:
2.long long
3.size of array
4.code for testing
5.initializing
6.modulo number
*/
/**
  ∧__∧
（｀•ω• )づ__∧
（つ　 /( •ω•。)
  しーＪ (nnノ) pat pat
**/
/**  /\_/\
*   (= ._.)
*   / >☕ \>💻
**/
/**
･*･  ∧,,∧ ∧_∧   ･*･
'.　 ( ｡･ω･)(･ω･｡ )　  .'
　'･ |   つ♥と    |.･'
      *'***** '*
**/

Compilation message (stderr)

rowords.cpp:78:9: warning: "/*" within comment [-Wcomment]
   78 | /**  /\_/\
      |

• Subtask 1: 24 / 100