criyle/codenet-compile-errors huggingface dataset:
Language: C++

#include <iostream>
#include <algorithm>
#include <vector>
#include <numeric>
#include <queue>
#include <string>
#include <cmath>
#include <map>
#include <complex>
#include <set>
using namespace std;
typedef long long ll;
const ll mod = 1e9 + 7;

int n, k;
int dp[100010];
int a[110];
bool rec(int x) {
    if (dp[x] >= 0) return  dp[x];
    bool flag;
    for (int i = 0; i < n; i++) {
        if (x - a[i] < 0) continue;
        if (rec(x - a[i]) == 0) flag = 1;
    }
    if (flag == 1) return dp[x] = 1;
    else return dp[x] = 0;
}

int main() {
    cin >> n >> k;
    for (int i = 0; i < n; i++) {
        cin >> a[i];
    }
    for (int i = 0; i <= k; i++) {
        dp[i] = -1;
    }

    if (rec(k, a) == 1) cout << "First" << endl;
    else cout << "Second" << endl;

    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:38:12: error: too many arguments to function 'bool rec(int)'
   38 |     if (rec(k, a) == 1) cout << "First" << endl;
      |         ~~~^~~~~~
a.cc:18:6: note: declared here
   18 | bool rec(int x) {
      |      ^~~
Language: C++

#include <iostream>
#include <algorithm>
#include <vector>
#include <numeric>
#include <queue>
#include <string>
#include <cmath>
#include <map>
#include <complex>
#include <set>
using namespace std;
typedef long long ll;
const ll mod = 1e9 + 7;

int n, k;
int dp[100010];
bool rec(int x, vector<int> a) {
    if (dp[x] >= 0) return  dp[x];
    bool tmp;
    for (int i = 0; i < n; i++) {
        if (x - a[i] < 0) tmp = tmp | 0;
        else tmp = tmp | rec(x - a[i]);
    }
    if (tmp == 0) return dp[x] = 1;
    else return dp[x] = 0;
}

int main() {
    cin >> n >> k;
    vector<int> a(n);
    for (int i = 0; i < n; i++) {
        cin >> a[i];
    }

    cout << rec(k, a) << endl;

    return 0;
}

Compiler output:
a.cc: In function 'bool rec(int, std::vector<int>)':
a.cc:22:29: error: too few arguments to function 'bool rec(int, std::vector<int>)'
   22 |         else tmp = tmp | rec(x - a[i]);
      |                          ~~~^~~~~~~~~~
a.cc:17:6: note: declared here
   17 | bool rec(int x, vector<int> a) {
      |      ^~~
Language: C++

#include <iostream>

const int MAXN = 300 + 5;

using namespace std;

int dp[100001];


int main()
{
    int n, k;
    vector <int> v;
    cin >> n >> k;
    for (int i = 0; i < n; ++i) {
        int x;
        cin >> x;
        v.push_back(x);
    }
    for (int i = 0; i <= k; ++i) {
        dp[i] = 2;
        for (int j = 0; j < n; ++j) {
            if (i - v[j] >= 0 and dp[i - v[j]] == 2) {
                dp[i] = 1;
            }
        }
    }
    cout << (dp[k] == 1 ? "First" : "Second");
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:13:5: error: 'vector' was not declared in this scope
   13 |     vector <int> v;
      |     ^~~~~~
a.cc:2:1: note: 'std::vector' is defined in header '<vector>'; this is probably fixable by adding '#include <vector>'
    1 | #include <iostream>
  +++ |+#include <vector>
    2 | 
a.cc:13:13: error: expected primary-expression before 'int'
   13 |     vector <int> v;
      |             ^~~
a.cc:18:9: error: 'v' was not declared in this scope
   18 |         v.push_back(x);
      |         ^
a.cc:23:21: error: 'v' was not declared in this scope
   23 |             if (i - v[j] >= 0 and dp[i - v[j]] == 2) {
      |                     ^
Language: C++

#include <bits/stdc++.h>

using namespace std;


//repetition
#define FOR(i, a, b) for (int i = (a); i < (b); ++i)
#define rep(i, n) for (int i = 0; i < (n); ++i)
#define euc_dis(x, y) sqrt(x*x + y*y)

#define MOD 1e9+7
#define sp ' '


using ll = long long;


ll mod(ll a, ll b){return (a%b+b)%b;}
ll gcd(ll a, ll b){return b?gcd(b,a%b):a;}
ll lcm(ll a, ll b){return a*b/gcd(a,b);}
void Yes(){cout << "Yes" << endl;}
void No(){cout << "No" << endl;}
void Judge(bool b){b?Yes():No();}
void YES(){cout << "YES" << endl;}
void NO(){cout << "NO" << endl;}
void JUDGE(bool b){b?YES():NO();}
ll powMod(ll b, ll e, ll m){ll r=1;while(e>0){if(e&1)r=(r%m)*(b%m)%m;b=(b%m)*(b%m)%m;e>>=1;}return r;}
double distance(ll x1, ll y1, ll x2, ll y2){return sqrt((x1-x2)*(x1-x2) + (y1-y2)*(y1-y2));}

template<typename T>
void ppp(T n){cout << n << endl;}

int main(){

    cin.tie(0);
    ios::sync_with_stdio(false);

    int n, k;
    cin >> n >> k;

    vector<int> a(n);
    rep(i, n){
        cin >> a[i];
    }

    dp[0] = false;
    bool dp[100001];
    for(int i = 0; i <= k; ++i){
        for(int j = 0; j < n; ++j){
            if(i-a[j] >= 0) dp[i] |= !dp[i-a[j]];
        }
    }

    if(dp[k]) ppp("First");
    else ppp("Second");

    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:46:5: error: 'dp' was not declared in this scope; did you mean 'dup'?
   46 |     dp[0] = false;
      |     ^~
      |     dup
Language: C++

#include<bits/stdc++.h>
using namespace std;
int a[10001],f[10001];
int main()
{
    int n,m,k=0,i,j,s;
    scanf("%d%d",&n,&m);
    for(i=1;i<=n;i++)
    {
        scanf("%d",&a[i]);
    }
    sort(a,a+n);
    for(i=0;i<=m;i++)
    {
        s=0;
        for(j=1;j<=n;j++)
        {
            if(i>=a[j])
            {
                if(!f[i-a[j]])
                {
                    s=1;
                }
            }
        }
        if(s)
        {
            f[i]=1;
        }
        else
        {
            f[i]=0;
        }
    }
    if(s==1)
    {
        printf("First");
    }
    else
    {
        printf("Second");
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:43:2: error: expected '}' at end of input
   43 | }
      |  ^
a.cc:5:1: note: to match this '{'
    5 | {
      | ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
int a[10001],f[10001];
int main()
{
    int n,m,k=0,i,j,s;
    scanf("%d%d",&n,&m);
    for(i=1;i<=n;i++)
    {
        scanf("%d",&a[i]);
    }
    sort(a,a+n);
    for(i=0;i<=k;i++)
    {
        s=0;
        for(j=1;j<=n;j++)
        {
            if(i>=a[j])
            {
                if(!f[i-a[j]])
                {
                    s=1;
                    break;
                }
            }
        }
        if(s)
        {
            f[i]=1;
        }
        else
        {
            f[i]=0;
        }
    }
    if(s==1)
    {
        printf("First");
    }
    else
    {
        printf("Second");
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:44:2: error: expected '}' at end of input
   44 | }
      |  ^
a.cc:5:1: note: to match this '{'
    5 | {
      | ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
int a[10001],f[10001];
int main()
{
    int n,m,k=0,i,j,s;
    scanf("%d%d",&n,&m);
    for(i=1;i<=n;i++)
    {
        scanf("%d",&a[i]);
    }
    sort(a,a+n);
    for(i=0;i<=k;i++)
    {
        s=0;
        for(j=1;j<=n;j++)
        {
            if(i>=a[j])
            {
                if(!f[i-a[j]])
                {
                    s=1;
                }
            }
        }
        if(s)
        {
            f[i]=1;
        }
        else
        {
            f[i]=0;
        }
    }
    if(s==1)
    {
        printf("First");
    }
    else
    {
        printf("Second");
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:43:2: error: expected '}' at end of input
   43 | }
      |  ^
a.cc:5:1: note: to match this '{'
    5 | {
      | ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
int f[10001],a[10001];
int main()
{
	int i,j,flag;
	int n;
	scanf("%d %d",&n,&k);
	for(i=0;i<n;i++)
		scanf("%d",&a[i]);
	sort(a,a+n);
	for(i=1;i<=k;i++)
	{               
		flag=0;
		for(j=1;j<=n;j++)
		{
			if(i>=a[j])
			{
				if(!f[i-a[i]])
				{
					f[i]=0;
					flag=0;
				}
				else
				{
					f[i]=1;
					flag=1;
				}
			}
		}
	}
	if(f[k]==1)
		printf("First");
	else
		printf("Second");
	return 0;
}

		

Compiler output:
a.cc: In function 'int main()':
a.cc:8:27: error: 'k' was not declared in this scope
    8 |         scanf("%d %d",&n,&k);
      |                           ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
int f[10001],a[10001];
int main()
{
	int i,j,flag;
	int n;
	scanf("%d",&n);
	for(i=0;i<n;i++)
		scanf("%d",&a[i]);
	sort(a,a+n);
	for(i=1;i<=k;i++)
	{               
		flag=0;
		for(j=1;j<=n;j++)
		{
			if(i>=a[j])
			{
				if(!f[i-a[i]])
					flag=0;
				else
					flag=1;
			}
		}
	}
	if(flag)
		printf("First");
	else
		printf("Second");
	return 0;
}

		

Compiler output:
a.cc: In function 'int main()':
a.cc:12:20: error: 'k' was not declared in this scope
   12 |         for(i=1;i<=k;i++)
      |                    ^
Language: C++

#include<bits.stdc++.h>
using namespace std;
int f[10001],a[10001];
int main()
{
	int i,j,flag;
	int n;
	scanf("%d",&n);
	for(i=0;i<n;i++)
		scanf("%d",&a[i]);
	sort(a,a+n);
	for(i=1;i<=k;i++)
	{               
		flag=0;
		for(j=1;j<=n;j++)
		{
			if(i>=a[j])
			{
				if(!f[i-a[i]])
					flag=0;
				else
					flag=1;
			}
		}
	}
	if(flag)
		printf("First");
	else
		printf("Second");
	return 0;
}

		

Compiler output:
a.cc:1:9: fatal error: bits.stdc++.h: No such file or directory
    1 | #include<bits.stdc++.h>
      |         ^~~~~~~~~~~~~~~
compilation terminated.
Language: C++

#include <iostream>
#include <vector>
#include <algorithm>
#include <string>
using namespace std;

typedef long long ll;

vector<ll> A;

int solve(int dp[], ll k) {
    // bcout << dp[k] << " : " << k << endl;
    if (dp[k] != 0) {
        return dp[k];
    }

    for (ll i = 0; i < A.size(); i++) {
        if (k - A[i] < 0) {
            continue;
        } else {
            if (solve(dp, k - A[i]) == 2) {
                dp[k] = 1;
                return dp[k];
            }
        }
    }

    dp[k] = 2;
    return dp[k];
}

int main() {
    ll N, K;
    cin >> N >> K;

    for (ll i = 0; i < N; i++) {
        ll a;
        cin >> a;
        A.push_back(a);
    }

    int dp[K + 1];
    memset(dp, 0, sizeof(dp));
    dp[0] = 2;


    if (solve(dp, K) == 1) {
        cout << "First";
    } else {
        cout << "Second";
    }
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:43:5: error: 'memset' was not declared in this scope
   43 |     memset(dp, 0, sizeof(dp));
      |     ^~~~~~
a.cc:4:1: note: 'memset' is defined in header '<cstring>'; this is probably fixable by adding '#include <cstring>'
    3 | #include <algorithm>
  +++ |+#include <cstring>
    4 | #include <string>
Language: C++

#include <iostream>
#include <vector>
#include <algorithm>
using namespace std;

typedef long long ll;

vector<ll> A;

int solve(int dp[], ll k) {
    // bcout << dp[k] << " : " << k << endl;
    if (dp[k] != 0) {
        return dp[k];
    }

    for (ll i = 0; i < A.size(); i++) {
        if (k - A[i] < 0) {
            continue;
        } else {
            if (solve(dp, k - A[i]) == 2) {
                dp[k] = 1;
                return dp[k];
            }
        }
    }

    dp[k] = 2;
    return dp[k];
}

int main() {
    ll N, K;
    cin >> N >> K;

    for (ll i = 0; i < N; i++) {
        ll a;
        cin >> a;
        A.push_back(a);
    }

    int dp[K + 1];
    memset(dp, 0, sizeof(dp));
    dp[0] = 2;


    if (solve(dp, K) == 1) {
        cout << "First";
    } else {
        cout << "Second";
    }
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:42:5: error: 'memset' was not declared in this scope
   42 |     memset(dp, 0, sizeof(dp));
      |     ^~~~~~
a.cc:4:1: note: 'memset' is defined in header '<cstring>'; this is probably fixable by adding '#include <cstring>'
    3 | #include <algorithm>
  +++ |+#include <cstring>
    4 | using namespace std;
Language: Java

#include <bits/stdc++.h>
#define LL long long
	int n,k;
	int a[100];
	int ans[100001];
using namespace std;
void Solve()
{
	if(k<a[0]) {cout<<2;return;}
	for(int i=a[0];i<=k;i++)
	{
		for(int j=0;j<n;j++)
		{
			if(i-a[j]<0) break;
			if(ans[i-a[j]]==0) {ans[i]=1;break;}	
		}
	}
	cout<<((2-ans[k])==1)?"First":"Second";
}
int main()
{
	cin>>n>>k;
	for(int i=0;i<n;i++) cin>>a[i];
	sort(a,a+n);
	for(int i=0;i<=k;i++) ans[i]=0;
	Solve();
}


Compiler output:
Main.java:1: error: illegal character: '#'
#include <bits/stdc++.h>
^
Main.java:1: error: class, interface, enum, or record expected
#include <bits/stdc++.h>
         ^
Main.java:2: error: illegal character: '#'
#define LL long long
^
Main.java:4: error: class, interface, enum, or record expected
	int a[100];
	^
Main.java:5: error: class, interface, enum, or record expected
	int ans[100001];
	^
Main.java:6: error: class, interface, enum, or record expected
using namespace std;
^
Main.java:9: error: not a statement
	if(k<a[0]) {cout<<2;return;}
	                ^
Main.java:18: error: not a statement
	cout<<((2-ans[k])==1)?"First":"Second";
	                     ^
Main.java:7: error: unnamed classes are a preview feature and are disabled by default.
void Solve()
^
  (use --enable-preview to enable unnamed classes)
Main.java:22: error: not a statement
	cin>>n>>k;
	      ^
Main.java:23: error: not a statement
	for(int i=0;i<n;i++) cin>>a[i];
	                        ^
11 errors
Language: C++

#include <bits/stdc++.h>
#define fi first
#define se second
#define pb push_back
#define mp make_pair
#define MOD 1000000007
#define pii pair<int,int>
#define LL long long

using namespace std;

int n,k,a[105],dp[105][100005];
int solve(int x,int rem) {
    if (x==0&&rem>=0) return 0;
    if (rem<0) return -1*MOD;
    if (dp[x][rem]!=-1) return dp[x][rem];
    int ret=0;
    if (rem-a[x]>=0) ret=max(solve(x,rem-a[x])+1,ret);
    ret=max(ret,solve(x-1,rem));
    return dp[pos][rem]=ret;
}

int main () {
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    cout.tie(NULL);
    cin >> n >> k;
    for (int i=1;i<=n;i++) cin >> a[i];
    memset (dp,-1,sizeof(dp));
    int ans=solve(n,k);
    if (ans%2==1) cout << "First" << endl;
    else cout << "Second" << endl;
    return 0;
}


Compiler output:
a.cc: In function 'int solve(int, int)':
a.cc:20:15: error: 'pos' was not declared in this scope; did you mean 'pow'?
   20 |     return dp[pos][rem]=ret;
      |               ^~~
      |               pow
Language: C++

#include <iostream>
#include <algorithm>
#include <cmath>
#include <limits>
#include <vector>
#include <cstdio>
#include <bits/stdc++.h>
#include <set>
#include <map>
#include <stdio.h>
#include <stack>
#include <queue>
#include <deque>
#include <numeric>
#include <bits/stdc++.h>
#include <utility>
#include <iomanip>

#define ALL(obj) (obj).begin(), (obj).end()
#define FOR(i,a,b) for(int i = (a); i < (b); i++)
#define RFOR(i,a,b) for(int i = (a); (b) <= i; i--)
#define REP(i,n) for(int i = 0; i < (n); i++)
#define RREP(i,n) for(int i = n; n <= i; i--)
#define ABS(a) ((a < 0) ? ((-1)*(a)) : (a))
#define elif else if
#define MOD 1000000007
#define INF (1<<29)

using namespace std;

#define ld long double
#define ll long long

map <int ,int> mpa,mpb;
typedef pair<ll, ll> P;
priority_queue<P, vector<P>, greater<P>> pque;

int main(){
  ios::sync_with_stdio(false);
  cin.tie(NULL);
  int N,K;
  cin >> N >> K;
  int N_MAX=100010;
  bool dp[N_MAX];
  int a[N_MAX];
  for(int i=0;i<=N_MAX;i++){
    dp[i]=false;
  }
  dp[0]=false;
  for(int i=1;i<=N;i++){
    cin >> a[i];
    dp[a[i]]=true;
  }
  for(int i=1;i<=K;i++){
    for(int j=1;j<=N;j++){
        dp[i]=true;
      }else{

      }
    }
  }
  if(dp[K])cout << "First" << endl;
  else cout << "Second" << endl;
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:57:8: error: 'else' without a previous 'if'
   57 |       }else{
      |        ^~~~
a.cc: At global scope:
a.cc:62:3: error: expected unqualified-id before 'if'
   62 |   if(dp[K])cout << "First" << endl;
      |   ^~
a.cc:63:3: error: expected unqualified-id before 'else'
   63 |   else cout << "Second" << endl;
      |   ^~~~
a.cc:64:3: error: expected unqualified-id before 'return'
   64 |   return 0;
      |   ^~~~~~
a.cc:65:1: error: expected declaration before '}' token
   65 | }
      | ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
#define int long long



signed main() {
	
	
	int n,k;
	cin >> n >> k;
	int st[n];
	map<int,int> mp;
	for(int i=0;i<n;i++){
		cin >> st[i];
		mp[st[i]]=1;
	}
	sort(st,st+n);
	int dp[100010];
	dp[0]=0;
	for(int i=1;i<=k;i++){
		if(mp[i]==1){
			dp[i]=1;
		}
		else if(i<st[0]){
			dp[i]=2;
		}
		else if(i-st[0]<st[0]){
			dp[i]=1;
		}
		else{
			dp[i]=2;
			for(int j=0;j<n;j++){
				if(i>st[j]){
					if(dp[i-st[j]]==2){
						dp[i]=1;
						break;
					}
				}
			}
		}
	}
	if(dp[i]==1){
		cout << "First";
	}
	else{
		cout << "Second";
	}
	// your code goes here
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:43:15: error: 'i' was not declared in this scope
   43 |         if(dp[i]==1){
      |               ^
Language: C++

#include <bits/stdc++.h>

using namespace std;

//#define PRAGMA 448
#ifdef PRAGMA
#pragma GCC optimize("Ofast")
#pragma GCC optimize ("unroll-loops")
#pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,tune=native")
#endif

#ifdef LUCARIO
#define deb(...) fprintf(stderr,__VA_ARGS__)
#define deb1(x) cerr << #x << " = " << x << endl
#else
#define deb(...) 0
#define deb1(x) 0
#endif

typedef int intt;
typedef pair<long long,long long> pll;
typedef pair<int,int> pii;

#define FIN ios::sync_with_stdio(0); cin.tie(0); cout.tie(0);
#define ll long long
#define ld long double
#define int long long
#define pb push_back
#define bs binary_search
#define up upper_bound
#define fs first 
#define sd second 
#define mp make_pair    
#define endl "\n"

#define fore(i,a,b) for(ll i = a; i < b; i++)
#define rfore(i, a, b) for(ll i = a - 1; i >= b; i--)
#define forev(a,b) fore(i,0,b)cout<<a[i]<<" "; 
#define ing(g,u,v)  g[u].pb(v); g[v].pb(u);
#define ingp(g,u,v,c) (g[u].pb({v,c});g[v].pb({u,c});)
#define mm(a,b) memset(a , b , sizeof a) 
#define ALL(a) a.begin(),a.end() 
#define SZ(n) ((ll) (n).size())
#define sfind(s,t) (s.find(t) != string::npos)

#define infll (ll)1e15
#define infi  (int)(1e9+1)
#define PI 3.14159265359 
#define mod (ll)(1e9+7)
#define eps  1e-6

ll gcd(ll a, ll b) { return b == 0 ? a : gcd(b,a%b); } 
ll lcm(ll a, ll b) { return a * (b / gcd(a, b)); }


int n,m;
ld a[300];
int dp[100001][2];
double res;

int solve( int j,bool b){
    if(j <  = 0)return b ? -1 : 1;
    int &r = dp[j][b];
    if(r != -2)return r;
    if(b){
        r = -10;
        fore(i,0,n){
            r = max(r,solve(j-a[i],!b));
        }
    }else{
        r = 10;
        fore(i,0,n){
            r = min(r,solve(j-a[i],!b));
        }
    }

    return r;
}


int32_t main(int32_t argc, char const *argv[]){
    FIN;
    fore(j,0,100001){
        fore(k,0,2){
            dp[j][k]=-2;                
        }
    }
    
    int k;
    cin>>n>>k;
    fore(i,0,n)cin>>a[i];

    if(solve(k,false)!=1){
        cout<<"First";
    }else{
        cout<<"Second";
    }

    return 0;
}



















Compiler output:
a.cc: In function 'long long int solve(long long int, bool)':
a.cc:62:13: error: expected primary-expression before '=' token
   62 |     if(j <  = 0)return b ? -1 : 1;
      |             ^
Language: C++

#include<bits/stdc++.h>
using ll = long long;
using namespace std;
int main(){
  ll n;
  cin>>n;
  ll a[n];
  ll sum =0;
  ll dp[3000][3000][2] ;
  for(ll i=0;i<n;i++){
    cin>>a[i];
    sum+= a[i];
    dp[i][i][0] = a[i];
    dp[i][i][1] = 0;
  }
  for(ll rml=1;rml<n;rml++){
    for(ll L=0;l<rml+L;L++){
      int R = rml+L;
      dp[L][R][0] = max(a[L]+dp[L+1][R][1],a[R]+dp[L][R-1][1]);
      dp[L][R][1] = min(dp[L+1][R][0], dp[L][R-1][0]);
    }
  }
  ll X = dp[0][n-1][0] ;
  cout<<2*X-sum ;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:17:16: error: 'l' was not declared in this scope
   17 |     for(ll L=0;l<rml+L;L++){
      |                ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
#define endl "\n"
#define ll long long
#define pb push_back
#define mk make_pair
#define pii pair<int, int>
#define vi vector<int>
#define all(x) (x).begin(), (x).end()
#define umap unordered_map
#define uset unordered_set
#define mod 1000000007
#define imax INT_MAX
#define imin INT_MIN
#define exp 1e9
#define sz(x) (int((x).size()))
#define int long long
long long int looktable[4000][4000];
long long int optimal(int arr[],int i,int j)
{
    if(i==j)
        return arr[i];
    if(i+1==j)
        return max(arr[i],arr[j]);
    if(looktable[i][j]==0)
    {
     int left=arr[i]+min(optimal(arr,i+2,j),optimal(arr,i+1,j-1));
     int right=arr[j]+min(optimal(arr,i+1,j),optimal(arr,i,j-2));
     looktable[i][j]=max(left,right);
    }
    return looktable[i][j];

}

int32_t main() {
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
   int n;
   cin>>n;
    int arr[n];
    long long su=0;
   for(int i=0;i<n;i++){

     cin>>arr[i];
     su+=arr[i];
   }
   memset(looktable,0,sizeof(looktable));
    long long int x=optimal(arr,0,n-1);
    long long int y=su-x ;
    cout<<x-y;
    return 0;
}


Compiler output:
a.cc:17:13: error: 'long long long' is too long for GCC
   17 | #define int long long
      |             ^~~~
a.cc:18:11: note: in expansion of macro 'int'
   18 | long long int looktable[4000][4000];
      |           ^~~
a.cc:17:18: error: 'long long long' is too long for GCC
   17 | #define int long long
      |                  ^~~~
a.cc:18:11: note: in expansion of macro 'int'
   18 | long long int looktable[4000][4000];
      |           ^~~
a.cc:17:13: error: 'long long long' is too long for GCC
   17 | #define int long long
      |             ^~~~
a.cc:19:11: note: in expansion of macro 'int'
   19 | long long int optimal(int arr[],int i,int j)
      |           ^~~
a.cc:17:18: error: 'long long long' is too long for GCC
   17 | #define int long long
      |                  ^~~~
a.cc:19:11: note: in expansion of macro 'int'
   19 | long long int optimal(int arr[],int i,int j)
      |           ^~~
a.cc: In function 'int32_t main()':
a.cc:17:13: error: 'long long long' is too long for GCC
   17 | #define int long long
      |             ^~~~
a.cc:48:15: note: in expansion of macro 'int'
   48 |     long long int x=optimal(arr,0,n-1);
      |               ^~~
a.cc:17:18: error: 'long long long' is too long for GCC
   17 | #define int long long
      |                  ^~~~
a.cc:48:15: note: in expansion of macro 'int'
   48 |     long long int x=optimal(arr,0,n-1);
      |               ^~~
a.cc:17:13: error: 'long long long' is too long for GCC
   17 | #define int long long
      |             ^~~~
a.cc:49:15: note: in expansion of macro 'int'
   49 |     long long int y=su-x ;
      |               ^~~
a.cc:17:18: error: 'long long long' is too long for GCC
   17 | #define int long long
      |                  ^~~~
a.cc:49:15: note: in expansion of macro 'int'
   49 |     long long int y=su-x ;
      |               ^~~
Language: C++

#include<bits/stdc++.h>
using namespace std;
#define long long ll
int main() {
    int n;
    cin >> n;
    vector< int > a(n);
    for (int i = 0; i < n; i++) cin >> a[i];
    vector< vector< ll > > dp(3000, vector< ll > (3000));
    for (int l = n - 1; l >= 0; l--) {
        for (int r = l; r < n; r++) {
            if (l == r) dp[l][r] = (ll) a[l];
            else dp[l][r] = max((ll) a[l] - dp[l + 1][r], (ll) a[r] - dp[l][r - 1]);
        }
    }
    cout << dp[0][n - 1] << "\n";
}

Compiler output:
a.cc: In function 'int main()':
a.cc:9:21: error: 'll' was not declared in this scope
    9 |     vector< vector< ll > > dp(3000, vector< ll > (3000));
      |                     ^~
a.cc:9:24: error: template argument 1 is invalid
    9 |     vector< vector< ll > > dp(3000, vector< ll > (3000));
      |                        ^
a.cc:9:24: error: template argument 2 is invalid
a.cc:9:26: error: template argument 1 is invalid
    9 |     vector< vector< ll > > dp(3000, vector< ll > (3000));
      |                          ^
a.cc:9:26: error: template argument 2 is invalid
a.cc:9:48: error: template argument 2 is invalid
    9 |     vector< vector< ll > > dp(3000, vector< ll > (3000));
      |                                                ^
a.cc:9:56: error: expression list treated as compound expression in initializer [-fpermissive]
    9 |     vector< vector< ll > > dp(3000, vector< ll > (3000));
      |                                                        ^
a.cc:12:27: error: invalid types 'int[int]' for array subscript
   12 |             if (l == r) dp[l][r] = (ll) a[l];
      |                           ^
a.cc:13:20: error: invalid types 'int[int]' for array subscript
   13 |             else dp[l][r] = max((ll) a[l] - dp[l + 1][r], (ll) a[r] - dp[l][r - 1]);
      |                    ^
a.cc:13:37: error: expected ')' before 'a'
   13 |             else dp[l][r] = max((ll) a[l] - dp[l + 1][r], (ll) a[r] - dp[l][r - 1]);
      |                                ~    ^~
      |                                     )
a.cc:13:63: error: expected ')' before 'a'
   13 |             else dp[l][r] = max((ll) a[l] - dp[l + 1][r], (ll) a[r] - dp[l][r - 1]);
      |                                ~                              ^~
      |                                                               )
a.cc:16:15: error: invalid types 'int[int]' for array subscript
   16 |     cout << dp[0][n - 1] << "\n";
      |               ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define pb push_back
#define pii pair<int,int>
#define sorted(a_1) sort(a_1.begin(),a_1.end())
#define rsorted(a_1) sort(a_1.rbegin(),a_1.rend())
#define t1(a_1) cout<<a_1<<endl;
#define t2(a_1) for(auto it_test : a_1) cout<<it_test<<" ";
#define MOD 1000000007


ll dp[3001][3001];
ll maxValue(vector<int>&arr, int n, int i, int j){
	if(i==j){
		t1(i)/
		return arr[i];
	}
	if(dp[i][j]>-1) return dp[i][j];
	dp[i][j] = max(arr[i]-maxValue(arr,n,i+1,j),arr[j]-maxValue(arr,n,i,j-1));
	return dp[i][j];
}
void solve(){
    int n;
    cin>>n;
    vector<int>arr(n);
    for(int i=0;i<n;i++){
    	cin>>arr[i];
    }
    memset(dp,-1,sizeof(dp));
    ll ans = maxValue(arr,n,0,n-1);
    // dp[0][0] = 0;
    // for(int i=1;i<=n;i++){
    // 	for(int j=n-1;j>=0;j--){
    // 		if(i<j)
    // 			dp[i][j] = max(arr[i-1] - dp[i-1][j],arr[j]-dp[i][j+1]);
    // 		if(i==j){
	   //  		dp[i][j] = arr[i-1];
    // 			break;
    // 		}
    // 	}
    // }
    t1(ans)
}

int main() {
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    int t=1;
    while(t--){
        solve();
    }

return 0;
}

Compiler output:
a.cc: In function 'long long int maxValue(std::vector<int>&, int, int, int)':
a.cc:16:22: error: expected primary-expression before '/' token
   16 |                 t1(i)/
      |                      ^
a.cc:17:17: error: expected primary-expression before 'return'
   17 |                 return arr[i];
      |                 ^~~~~~
Language: C++

#include<bits/std++.h>
using namespace std;

int main(){
  int n;
  cin>>n;
  int a[n];
  for(int i=0; i<n; i++)cin>>a[i];
  int dp[n][n];
  memset(dp,0,sizeof(dp));
  for(int i=n-1; i>=0; i--){
    for(int j=0; j<n; j++){
      if(i==j){
        dp[i][j] = a[i];
      }
      if(i>j){
      	dp[i][j] = 0;
      }
      else{
      	dp[i][j] = max(a[i]-dp[i+1][j], a[j] - dp[i][j-1]);
      }
    }
  }
  cout<<dp[0][n-1]<<"\n";
  return 0;
}

Compiler output:
a.cc:1:9: fatal error: bits/std++.h: No such file or directory
    1 | #include<bits/std++.h>
      |         ^~~~~~~~~~~~~~
compilation terminated.
Language: C++

#include <iostream>
#include<vector>
#define ll long long 
using namespace std;
ll dp[3001][3001][2];
ll solve(vector<int>& v,int i,int j,int turn)
{
    if(i>j)
    {
        return 0;
    }
    if(dp[i][j][turn]!=-1)
    {
        return dp[i][j][turn];
    }
    if(turn ==1)
    {
        return dp[i][j][turn]=max(v[i]+solve(v,i+1,j,0),v[j]+solve(v,i,j-1,0));
    }
     return dp[i][j][turn]=min(solve(v,i+1,j,1),solve(v,i,j-1,1));
    
}

int main() {
    int n;
    cin>>n;
    memset(dp,-1,sizeof(dp));
    vector<int> v(n+1);
    ll sum=0;
    for(int i=1;i<=n;i++)
    {
        cin>>v[i];
        sum=sum+v[i];
    }
    ll scoreX=solve(v,1,n,1);
    ll scoreY=sum-scoreX;
    cout<<scoreX-scoreY;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:27:5: error: 'memset' was not declared in this scope
   27 |     memset(dp,-1,sizeof(dp));
      |     ^~~~~~
a.cc:3:1: note: 'memset' is defined in header '<cstring>'; this is probably fixable by adding '#include <cstring>'
    2 | #include<vector>
  +++ |+#include <cstring>
    3 | #define ll long long
Language: C

#include <iostream>
#include <vector>
#include <string>
#include<algorithm>
#include<stdio.h>
#include<string>
#include<math.h>
#include<set>
using namespace std;

void itsvgg() 
{
    ios::sync_with_stdio(0);cin.tie(0);
    #ifndef ONLINE_JUDGE
    freopen("input.txt","r",stdin);
    freopen("output.txt", "w", stdout);
    #endif
} 

int main()
{
    ios_base::sync_with_stdio(false);cin.tie(NULL);cout.tie(NULL);	
    itsvgg();
	
    int n;
    cin>>n;
    int a[n];
    for(int i=0;i<n;i++)
    	cin>>a[i];
    long long int dp[n+1][n+1];

    for(int i=n-1;i>-1;i--)
    {
    	for(int j=i;j<n;j++)
    	{
    		if(i==j)
    			dp[i][j]=a[i];
    		else
    		{
                dp[i][j]=max((a[i]-dp[i+1][j]),(a[j]-dp[i][j-1]));
    		}

    	}
    	//cout<<dp[i][n-1]<<endl;

    }



    cout<<dp[0][n-1]<<endl;


}


Compiler output:
main.c:1:10: fatal error: iostream: No such file or directory
    1 | #include <iostream>
      |          ^~~~~~~~~~
compilation terminated.
Language: C++

#include<bits/stdc++.h>
using namespace std;
#define f(i,n) for(ll i=0;i<n;i++)
#define ll long long
int main(){
	ll n,k;
	cin>>n;
	ll a[n];
	f(i,n)cin>>a[i];
	vector<vector<ll>> dp(n+1,vector<ll>(n+1,0));
	// memset(dp,1,sizeof dp)    ;
	//keeps track of winners
// cout<<dp[1]<<endl;
// =1;
	for(ll len =1;len<=n;len++){
		for(ll i=0;i<n-len+1;i++){
			ll j=len+i-1;
			if(i==j)dp[i][j]=a[i];
			dp[i][j]=max(a[i]-dp[i+1][j],a[j]-dp[i][j-1]);
		}
	}
	// f(i,n){
	// 	f(j,n)cout<<dp[i][j]<<" ";
	// 	cout<<endl;
	// }
	cout<<dp[0][n-1];
	return 0;
}
#include<bits/stdc++.h>
using namespace std;
#define f(i,n) for(ll i=0;i<n;i++)
#define ll long long
int main(){
	ll n,k;
	cin>>n;
	ll a[n];
	f(i,n)cin>>a[i];
	vector<vector<ll>> dp(n+1,vector<ll>(n+1,0));
	// memset(dp,1,sizeof dp)    ;
	//keeps track of winners
// cout<<dp[1]<<endl;
// =1;
	for(ll len =1;len<=n;len++){
		for(ll i=0;i<n-len+1;i++){
			ll j=len+i-1;
			if(i==j)dp[i][j]=a[i];
			dp[i][j]=max(a[i]-dp[i+1][j],a[j]-dp[i][j-1]);
		}
	}
	// f(i,n){
	// 	f(j,n)cout<<dp[i][j]<<" ";
	// 	cout<<endl;
	// }
	cout<<dp[0][n-1];
	return 0;
}


Compiler output:
a.cc:33:5: error: redefinition of 'int main()'
   33 | int main(){
      |     ^~~~
a.cc:5:5: note: 'int main()' previously defined here
    5 | int main(){
      |     ^~~~
Language: C++

#include<bits/stdc++.h>
using namespace std;
#define NUM 998244353
#define ll long long int
ll arr[3001];
ll cumm_arr[3001]
ll dp[3001][3001]
int main()
{
	int n;
	cin>>n;
	for(int i=1;i<=n;i++)
	{
		cin>>arr[i];
	}
	cumm_arr[0]=0;
	for(int i=1;i<=n;i++)
		cum_arr[i]=cumm_arr[i-1]+arr[i];
	for(int i=0;i<n;i++)
	{
		for(int j=1;(i+j)<=n;j++)
		{
			if(i==0)
				dp[j][i+j]=arr[i];
			else
			{
				dp[j][i+j]=min(cumm[i+j]-cumm[j-1]-dp[j][i+j-1], cumm[i+j]-cumm[j-1]-dp[j-1][i+j])
			}
		}
	}
	cout<<2*dp[1][n]-cumm[n]<<endl;

}


Compiler output:
a.cc:4:12: error: expected initializer before 'long'
    4 | #define ll long long int
      |            ^~~~
a.cc:7:1: note: in expansion of macro 'll'
    7 | ll dp[3001][3001]
      | ^~
Language: C++

//Tonight's the night and it is going to happen again and again.
#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
#define mp make_pair
#define pb push_back
#define T ll t; cin>>t; while(t--)
#define mod 1000000007
#define f(n) for(ll i = 0;i<n;i++)
#define endl "\n"
ll gcd(ll a,ll b){if(b==0){return a;}return gcd(b,a%b);}
int main()
{
   ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0);
   ll n;cin>>n;ll dp[n+1][n+1];memset(dp,0,sizeof(dp));ll sum=0;
   ll a[n];f(n){cin>>a[i];sum+=a[i];}
   for(ll i=n-1;i>=0;i--)
   {
     for(ll j=i;j<n;j++)
     {
     	if(i==j){dp[i][j]=a[i];}
     	else{
      dp[i][j]=max(a[i]-dp[i+1][j],a[j]-dp[i][j-1]);}//segmwnt can be represented by
      //2 states.
     }
   } 
   cout<<dp[0][n-1]); 
}

Compiler output:
a.cc: In function 'int main()':
a.cc:27:20: error: expected ';' before ')' token
   27 |    cout<<dp[0][n-1]);
      |                    ^
      |                    ;
Language: C++

#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define pb push_back
#define mp make_pair
#define f first
#define s second
#define mod 1000000007
#define vll vector<ll>
#define pll vector<pair<ll,ll>>
#define debug(x) cout<<x<<endl

ll n,arr[3000],ti[3000][3000];

ll mx(ll a,ll b)
{
    if(a>=b) return a;
    else return b;
}

func(ll s,ll e)
{
    if(s>e) return 0;

    if(s==e)
        return arr[s];

    if(ti[s][e]!=-1)
            return ti[s][e];


    return ti[s][e]=mx(arr[s]-func(s+1,e),arr[e]-func(s,e-1));

}


int main() {
	ios_base::sync_with_stdio(false);
	cin.tie(NULL);
	ll t;
	//cin>>t;
	t=1;
	while(t--){
    cin>>n;


    for(ll i=0;i<n;i++)
    {
        cin>>arr[i];
    }

    memset(ti,-1,sizeof ti);

    ll ans=func(0,n-1);

    cout<<ans<<endl;

	}
	return 0;
}


Compiler output:
a.cc:21:1: error: ISO C++ forbids declaration of 'func' with no type [-fpermissive]
   21 | func(ll s,ll e)
      | ^~~~
Language: Java

import java.util.*;
import java.io.*;

public class Main {
 	
  
  public static void main(String abc[]) {
     Main ans = new Main();
     System.out.println(ans.solve());
  }
  
  private long solve() {
     Scanner sc = new Scanner(System.in);
     int N = sc.nextInt();
     long [] array = new long [N+1];
     int i=0;
     long sum=0;
     while(i<=N){
        array[i++] = sc.nextLong();
        sum+= array[i-1];
     }
    
     long [][][] dp =new long[3001][3001][2];
    
     long X =  solve(dp, array, 1, 0, N);
     long Y = sum-X;
     return X-Y;
  }
  
  private long solve(long[] dp, long[] array, int turn, int i, int j) {
     if(i>j) return 0;
     if (dp[i][j][turn] !=0) return dp[i][j][turn];
     if (turn==1) {
         long left = array[i] + solve(dp, array, 0, i+1, j);
         long right = array[j] + solve(dp, array, 0, i, j-1);
         dp[i][j][turn] = Math.max(left,right);
     } else {
         long left = solve(dp, array, 1, i+1, j);
         long right = solve(dp, array, 1, i, j-1);
         dp[i][j][turn] = Math.min(left, right);
     }
     return dp[i][j][turn];
  }
}


Compiler output:
Main.java:25: error: incompatible types: long[][][] cannot be converted to long[]
     long X =  solve(dp, array, 1, 0, N);
                     ^
Main.java:32: error: array required, but long found
     if (dp[i][j][turn] !=0) return dp[i][j][turn];
              ^
Main.java:32: error: array required, but long found
     if (dp[i][j][turn] !=0) return dp[i][j][turn];
                                         ^
Main.java:36: error: array required, but long found
         dp[i][j][turn] = Math.max(left,right);
              ^
Main.java:40: error: array required, but long found
         dp[i][j][turn] = Math.min(left, right);
              ^
Main.java:42: error: array required, but long found
     return dp[i][j][turn];
                 ^
Note: Some messages have been simplified; recompile with -Xdiags:verbose to get full output
6 errors
Language: Java

public class Main {
 	
  
  public static void main(String abc[]) {
     Main ans = new Main();
     System.out.println(ans.solve());
  }
  
  private long solve() {
     Scanner sc = new Scanner(System.in);
     int N = sc.nextInt();
     long [] array = new long [N+1];
     int i=0;
     long sum=0;
     while(i<=N){
        array[i++] = sc.nextLong();
        sum+= array[i-1];
     }
    
     long [][][] dp =new long[3001][3001][2];
    
     long X =  solve(dp, array, 1, 0, N);
     long Y = sum-X;
     return X-Y;
  }
  
  private long solve(long[] dp, long[] array, int turn, int i, int j) {
     if(i>j) return 0;
     if (turn==1) {
         long left = array[i] + solve(dp, array, i+1, j);
         long right = array[j] + solve(dp, array, i, j-1);
         return Math.max(left,right);
     } else {
         long left = array[i+1] + solve(dp, array, i+2, j);
         long right = array[j-1] + solve(dp, array, i, j-2);
         return Math.min(left, right);
     }
  }
}

Compiler output:
Main.java:10: error: cannot find symbol
     Scanner sc = new Scanner(System.in);
     ^
  symbol:   class Scanner
  location: class Main
Main.java:10: error: cannot find symbol
     Scanner sc = new Scanner(System.in);
                      ^
  symbol:   class Scanner
  location: class Main
Main.java:22: error: incompatible types: long[][][] cannot be converted to long[]
     long X =  solve(dp, array, 1, 0, N);
                     ^
Main.java:30: error: no suitable method found for solve(long[],long[],int,int)
         long left = array[i] + solve(dp, array, i+1, j);
                                ^
    method Main.solve() is not applicable
      (actual and formal argument lists differ in length)
    method Main.solve(long[],long[],int,int,int) is not applicable
      (actual and formal argument lists differ in length)
Main.java:31: error: no suitable method found for solve(long[],long[],int,int)
         long right = array[j] + solve(dp, array, i, j-1);
                                 ^
    method Main.solve() is not applicable
      (actual and formal argument lists differ in length)
    method Main.solve(long[],long[],int,int,int) is not applicable
      (actual and formal argument lists differ in length)
Main.java:34: error: no suitable method found for solve(long[],long[],int,int)
         long left = array[i+1] + solve(dp, array, i+2, j);
                                  ^
    method Main.solve() is not applicable
      (actual and formal argument lists differ in length)
    method Main.solve(long[],long[],int,int,int) is not applicable
      (actual and formal argument lists differ in length)
Main.java:35: error: no suitable method found for solve(long[],long[],int,int)
         long right = array[j-1] + solve(dp, array, i, j-2);
                                   ^
    method Main.solve() is not applicable
      (actual and formal argument lists differ in length)
    method Main.solve(long[],long[],int,int,int) is not applicable
      (actual and formal argument lists differ in length)
Note: Some messages have been simplified; recompile with -Xdiags:verbose to get full output
7 errors
Language: C++

#include <iostream>
#include <bits/stdc++.h>
#include <queue>
#include <stack>
#include <vector>
#define loop(n) for(ll i=0;i<n;i++)
#define fastio ios_base::sync_with_stdio(false);cin.tie(NULL);
using namespace std;
typedef long long int ll;
#define Mxn 3001

ll n;
ll arr[Mxn];


bool taro(ll rem)
{
	if(n%2 == 0 && rem%2 == 0)
		return true;
		
	if(n%2 != 0 && rem%2 != 0)
		return true;
		
	return false;
}

ll recsolve(ll start,ll end)
{

	ll rem = end - start + 1;
	
	if(start == end)
	{
		if(taro(rem))
			return arr[start];
		else
			return -arr[start];
	}
		
	
	if(taro(rem))
	{
		return max(arr[start] + solve(start+1,end),arr[end] + solve(start,end-1));
	}
	else
	{
		return min(solve(start+1,end) - arr[start],solve(start,end-1) - arr[end]);
	}
	
	
}

ll dpsolve()
{
	ll dp[n][n];
	
	for(ll k=1;k<=n;k++)
	{
		for(ll i=0;i<=n-k;i++)
		{
			ll j = i + k - 1;
			ll rem = j - i + 1;
			if(i == j)
			{
				if(taro(rem))
					dp[i][j] = arr[i];
				else
					dp[i][j] = -arr[i];
			}
			else
			{
				if(taro(rem))
					dp[i][j] = max(arr[i] + dp[i+1][j],arr[j] + dp[i][j-1]);
				else
					dp[i][j] = min(dp[i+1][j] - arr[i],dp[i][j-1] - arr[j]);
			}
		}
	}
	return dp[0][n-1];
}
					




int main()
{
    fastio;
    cin>>n;
    loop(n)
		cin>>arr[i];
	
	ll ans = dpsolve();
	cout<<ans<<endl;
    return 0;
}


Compiler output:
a.cc: In function 'll recsolve(ll, ll)':
a.cc:43:41: error: 'solve' was not declared in this scope
   43 |                 return max(arr[start] + solve(start+1,end),arr[end] + solve(start,end-1));
      |                                         ^~~~~
a.cc:47:28: error: 'solve' was not declared in this scope
   47 |                 return min(solve(start+1,end) - arr[start],solve(start,end-1) - arr[end]);
      |                            ^~~~~
Language: Java

import java.util.Scanner;

public class Solution {
    static Long[][] dp;
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);

        int N = scanner.nextInt();
        int[] stones = new int[N];

        dp = new Long[N + 1][N + 1];

        for (int i = 0; i < stones.length; i++) {
            stones[i] = scanner.nextInt();
        }

        System.out.printf("%d\n", recurse(stones, 0, stones.length - 1));
    }

    private static long recurse(int[] stones, int l, int r) {
        if (l == r) {
            return stones[l];
        }

        if (dp[l][r] != null) {
            return dp[l][r];
        }

        dp[l][r] = Math.max(stones[l] - recurse(stones, l + 1, r), stones[r] - recurse(stones, l, r - 1));
        return dp[l][r];
    }
}

Compiler output:
Main.java:3: error: class Solution is public, should be declared in a file named Solution.java
public class Solution {
       ^
1 error
Language: C++

#include <iostream>
#include <algorithm>
#include <string>
#define ll long long 
using namespace std;

ll dp[3050][3050];
int n;
ll a[3050];

ll solve(int i, int f){
  if(i == f)
    return a[i];
  
  if(dp[i][f] != -1)
    return dp[i][f];

  return dp[i][f] = max(a[i] - solve(i+1, f), a[f] - solve(i, f-1));
}

int main()
{
    cin >> n;
    memset(dp, -1, sizeof dp);

    for(int i = 0; i < n; i++){
      cin >> a[i];
    }

    cout << solve(0, n-1) << endl;

    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:24:5: error: 'memset' was not declared in this scope
   24 |     memset(dp, -1, sizeof dp);
      |     ^~~~~~
a.cc:3:1: note: 'memset' is defined in header '<cstring>'; this is probably fixable by adding '#include <cstring>'
    2 | #include <algorithm>
  +++ |+#include <cstring>
    3 | #include <string>
Language: C++

#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
#include "/Users/rect0r/Desktop/Competitive/library/rahdirigslib.hpp"

const int mxN = 3010;
int a[mxN];
ll dp[mxN][mxN][2];
bool vis[mxN][mxN][2];

class TaskL {
public:
	int N;

	void solve(std::istream& in, std::ostream& out) {
		in >> N;
		for (int i = 0; i < N; i++) in >> a[i];
		memset(vis, false, sizeof(vis));
		ll ans = rec(0, N - 1, 0);
		out << ans;
	}

	ll rec(int l, int r, int t) {
		if (l > r) return 0;
		if (vis[l][r][t]) return dp[l][r][t];
		vis[l][r][t] = true;
		if (t == 0) {
			return dp[l][r][t] = max(a[l] + rec(l + 1, r, 1), a[r] + rec(l, r - 1, 1));
		} else {
			return dp[l][r][t] = min(-a[l] + rec(l + 1, r , 0), -a[r] + rec(l, r - 1, 0));
		}
	}
};


Compiler output:
a.cc:4:10: fatal error: /Users/rect0r/Desktop/Competitive/library/rahdirigslib.hpp: No such file or directory
    4 | #include "/Users/rect0r/Desktop/Competitive/library/rahdirigslib.hpp"
      |          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
compilation terminated.
Language: C++

#include<bits/stdc++.h>
#include<math.h>;
using namespace std;

typedef long long int ll;
const int MOD=1e9+7;
ll dp[3005][3005][2];

ll solve(vector<ll>& v, ll i, ll j, ll turn)
{
  if (i>j)
    return 0;
  if (dp[i][j][turn]!=-1)
    return dp[i][j][turn];
  if (turn==1)
    dp[i][j][turn]=max(a[i]+solve(a,i+1,j,0),a[j]+solve(a,i,j-1,0));
  else
    dp[i][j][turn]=min(solve(a,i+1,j,1),solve(a,i,j-1,1));
}

void solve()
{
  ll n;
  cin>>n;
  vector<ll> a(n);
  ll s=(ll)0;
  for (ll i=0;i<n;i++)
  {
    cin>>a[i];
    s+=(ll)a[i];
  }
  memset(dp,-1,sizeof(dp));
  
  ll x=solve(a,(ll)0,n-(ll)1,(ll)1);
  ll y=s-x;
  cout<<x-y;
  return;
}

int main()
{
  ios::sync_with_stdio(0);
  cin.tie(0);
  cout.tie(0);
  
  int t=1;
  while (t--)
    solve();
  return 0;
}

Compiler output:
a.cc:2:17: warning: extra tokens at end of #include directive
    2 | #include<math.h>;
      |                 ^
a.cc: In function 'll solve(std::vector<long long int>&, ll, ll, ll)':
a.cc:16:24: error: 'a' was not declared in this scope
   16 |     dp[i][j][turn]=max(a[i]+solve(a,i+1,j,0),a[j]+solve(a,i,j-1,0));
      |                        ^
a.cc:18:30: error: 'a' was not declared in this scope
   18 |     dp[i][j][turn]=min(solve(a,i+1,j,1),solve(a,i,j-1,1));
      |                              ^
a.cc:19:1: warning: control reaches end of non-void function [-Wreturn-type]
   19 | }
      | ^
Language: C++

#include<bits/stdc++.h>
#include<math.h>;
using namespace std;

typedef long long int ll;
const int MOD=1e9+7;
ll dp[3005][3005][2];

ll solve(vector<ll>& v, ll i, ll j, ll turn)
{
  if (i>j)
    return 0;
  if (dp[i][j][turn]!=-1)
    return dp[i][j][turn];
  if (turn==1)
    dp[i][j][turn]=max(a[i]+solve(a,i+1,j,0),a[j]+solve(a,i,j-1,0));
  else
    dp[i][j][turn]=min(solve(a,i+1,j,1),solve(a,i,j-1,1));
}

void solve()
{
  ll n;
  cin>>n;
  vector<ll> a(n);
  ll s=(ll)0;
  for (ll i=0;i<n;i++)
  {
    cin>>a[i];
    s+=(ll)a[i];
  }
  memset(dp,-1,sizeof(dp));
  ll turn =(ll)1;
  ll x=solve(a,(ll)0,n-(ll)1,(ll)1);
  ll y=s-x;
  cout<<x-y;
  return;
}

int main()
{
  ios::sync_with_stdio(0);
  cin.tie(0);
  cout.tie(0);
  
  int t=1;
  while (t--)
    solve();
  return 0;
}

Compiler output:
a.cc:2:17: warning: extra tokens at end of #include directive
    2 | #include<math.h>;
      |                 ^
a.cc: In function 'll solve(std::vector<long long int>&, ll, ll, ll)':
a.cc:16:24: error: 'a' was not declared in this scope
   16 |     dp[i][j][turn]=max(a[i]+solve(a,i+1,j,0),a[j]+solve(a,i,j-1,0));
      |                        ^
a.cc:18:30: error: 'a' was not declared in this scope
   18 |     dp[i][j][turn]=min(solve(a,i+1,j,1),solve(a,i,j-1,1));
      |                              ^
a.cc:19:1: warning: control reaches end of non-void function [-Wreturn-type]
   19 | }
      | ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
typedef long long int ll;
const int MOD=1e9+7;
ll dp[3005][3005][2];

ll solve(vector<ll>& v, ll i, ll j, ll turn)
{
  if (i>j)
    return 0;
  if (dp[i][j][turn]!=-1)
    return dp[i][j][turn];
  if (turn==1)
    dp[i][j][turn]=max(a[i]+solve(a,i+1,j,0),a[j]+solve(a,i,j-1,0));
  else
    dp[i][j][turn]=min(solve(a,i+1,j,1),solve(a,i,j-1,1));
}

void solve()
{
  ll n;
  cin>>n;
  vector<ll> a(n);
  ll s=0;
  for (ll i=0;i<n;i++)
  {
    cin>>a[i];
    s+=(ll)a[i];
  }
  memset(dp,-1,sizeof(dp));
  ll x=solve(a,0,n-1,1);
  ll y=s-x;
  cout<<x-y;
  return;
}

int main()
{
  ios::sync_with_stdio(0);
  cin.tie(0);
  cout.tie(0);
  
  int t=1;
  while (t--)
    solve();
  return 0;
}

Compiler output:
a.cc: In function 'll solve(std::vector<long long int>&, ll, ll, ll)':
a.cc:14:24: error: 'a' was not declared in this scope
   14 |     dp[i][j][turn]=max(a[i]+solve(a,i+1,j,0),a[j]+solve(a,i,j-1,0));
      |                        ^
a.cc:16:30: error: 'a' was not declared in this scope
   16 |     dp[i][j][turn]=min(solve(a,i+1,j,1),solve(a,i,j-1,1));
      |                              ^
a.cc:17:1: warning: control reaches end of non-void function [-Wreturn-type]
   17 | }
      | ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
typedef long long int ll;
const int MOD=1e9+7;
ll dp[3005][3005][2];

ll solve(vector<ll>& v, ll i, ll j, ll turn)
{
  if (i>j)
    return 0;
  if (dp[i][j][turn]!=-1)
    return dp[i][j][turn];
  if (turn==1)
    dp[i][j][turn]=max(a[i]+solve(a,i+1,j,0),a[j]+solve(a,i,j-1,0));
  else
    dp[i][j][turn]=min(solve(a,i+1,j,1),solve(a,i,j-1,1));
}

void solve()
{
  ll n;
  cin>>n;
  vector<ll> a(n);
  ll s=0;
  for (ll i=0;i<n;i++)
  {
    cin>>a[i];
    s+=(ll)a[i];
  }
  memset(dp,-1,sizeof(dp));
  ll x=solve(a,0,n-1,1);
  ll y=s-x;
  cout<<x-y;
  return;
}

int main()
{
  ios::sync_with_stdio(0);
  cin.tie(0);
  cout.tie(0);
  cout<<fixed;
  cout<<setprecision(10);
  int t=1;
  while (t--)
    solve();
  return 0;
}

Compiler output:
a.cc: In function 'll solve(std::vector<long long int>&, ll, ll, ll)':
a.cc:14:24: error: 'a' was not declared in this scope
   14 |     dp[i][j][turn]=max(a[i]+solve(a,i+1,j,0),a[j]+solve(a,i,j-1,0));
      |                        ^
a.cc:16:30: error: 'a' was not declared in this scope
   16 |     dp[i][j][turn]=min(solve(a,i+1,j,1),solve(a,i,j-1,1));
      |                              ^
a.cc:17:1: warning: control reaches end of non-void function [-Wreturn-type]
   17 | }
      | ^