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

#include <iostream>
using namespace std;
int main()
{
  int n, sum = 0, curr_height = 0;
  cin >> n;
  int arr[n];
  for(int i=0; i<n; i++)
  {
    cin >> arr[i];
  }
  curr_height = arr[0];
  for(int i=1; i<n-2; i++)
  {
    if(i == n - 3)
    {
      sum += abs(curr_height - arr[i+2];
    }     
    else if((abs(curr_height - arr[i+1]) < abs(curr_height - arr[i+2]))
    {
      sum += abs(curr_height - arr[i+1]);
      curr_height = arr[i+1];
    }
    else
    {
      sum += abs(curr_height - arr[i+2]);
      curr_height = arr[i+2];
    }
  }
	return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:17:40: error: expected ')' before ';' token
   17 |       sum += abs(curr_height - arr[i+2];
      |                 ~                      ^
      |                                        )
a.cc:19:72: error: expected ')' before '{' token
   19 |     else if((abs(curr_height - arr[i+1]) < abs(curr_height - arr[i+2]))
      |            ~                                                           ^
      |                                                                        )
   20 |     {
      |     ~                                                                   
a.cc:29:3: error: expected primary-expression before '}' token
   29 |   }
      |   ^
Language: C++

#include<iostream>
#include<cmath>
#include<climits>
#define int long long
using namespace std;

int N,a[100005];
int dp[100005];

int function(int init){
  if(init==(N-1))
    return 0;
  if(init>=N)
    return INT_MAX;
  if(dp[init!=-1])
    return dp[init];

  int left = abs(a[init]-a[init+1])+ function(init+1);
  int right = INT_MAX;

  if(init+2<N)
  {
    right = abs(a[init]-a[init+2])+function(init+2);
  }
  return dp[init] = min(left,right);
}
signed main()
{
  cin>>N;
  memset(dp,-1,sizeof dp);
  for(int i=0;i<N;i++)
    cin>>a[i];
  cout<<function(0);
}

Compiler output:
a.cc: In function 'int main()':
a.cc:30:3: error: 'memset' was not declared in this scope
   30 |   memset(dp,-1,sizeof dp);
      |   ^~~~~~
a.cc:4:1: note: 'memset' is defined in header '<cstring>'; this is probably fixable by adding '#include <cstring>'
    3 | #include<climits>
  +++ |+#include <cstring>
    4 | #define int long long
Language: C++

#include<iostream>
#include<cmath>
#define int long long
using namespace std;

int N,a[100005];

int function(int init){
  if(init==(N-1))
    return 0;
  if(init>=n)
    return INT_MAX;

  int left = abs(a[init]-a[init+1])+ funtion(init+1);
  int right = INT_MAX;

  if(init+2<N)
  {
    right = abs(a[init]-a[init+2])+function(init+2);
  }
  return min(left,right);
}
int main(){
  cin>>N;
  for(int i=0;i<N;i++)
    cin>>a[i];
  cout<<function(0);
}

Compiler output:
a.cc: In function 'long long int function(long long int)':
a.cc:11:12: error: 'n' was not declared in this scope
   11 |   if(init>=n)
      |            ^
a.cc:12:12: error: 'INT_MAX' was not declared in this scope
   12 |     return INT_MAX;
      |            ^~~~~~~
a.cc:3:1: note: 'INT_MAX' is defined in header '<climits>'; this is probably fixable by adding '#include <climits>'
    2 | #include<cmath>
  +++ |+#include <climits>
    3 | #define int long long
a.cc:14:38: error: 'funtion' was not declared in this scope; did you mean 'function'?
   14 |   int left = abs(a[init]-a[init+1])+ funtion(init+1);
      |                                      ^~~~~~~
      |                                      function
a.cc:15:15: error: 'INT_MAX' was not declared in this scope
   15 |   int right = INT_MAX;
      |               ^~~~~~~
a.cc:15:15: note: 'INT_MAX' is defined in header '<climits>'; this is probably fixable by adding '#include <climits>'
At global scope:
cc1plus: error: '::main' must return 'int'
Language: C++

#include <algorithm>
#include <cmath>
#include <iostream>
#define mod 100000000
typedef long long int LL;
using namespace std;

LL minCost(LL *arr, LL n) {
  LL *dp = new LL[n + 1];
  dp[0] = 0;
  dp[1] = 0;
  for (LL i = 2; i < n + 1; i++) {
    LL option1 = abs(arr[i] - arr[i - 1]) + dp[i - 1];
    LL option2 = abs(arr[i] - arr[i - 2]) + dp[i - 2];
    if (i == 2) option2 = INT_MAX;
    dp[i] = min(option1, option2);
  }
  return dp[n];
}

int main() {
#ifndef ONLINE_JUDGE
  freopen("input.txt", "r", stdin);
  freopen("output.txt", "w", stdout);
#endif
  LL n;
  cin >> n;
  LL *arr = new LL[n];
  for (int i = 0; i < n; i++) cin >> arr[i];

  cout << minCost(arr, n) << endl;

  return 0;
}


Compiler output:
a.cc: In function 'LL minCost(LL*, LL)':
a.cc:15:27: error: 'INT_MAX' was not declared in this scope
   15 |     if (i == 2) option2 = INT_MAX;
      |                           ^~~~~~~
a.cc:4:1: note: 'INT_MAX' is defined in header '<climits>'; this is probably fixable by adding '#include <climits>'
    3 | #include <iostream>
  +++ |+#include <climits>
    4 | #define mod 100000000
Language: C++

int main()
{
int n;
    cin >> n;
    vector<int>v(n);
    vector<int> dp(n, 0); // dp[i] : Minimum cost for the frog to reach position i.
    for (int i = 0; i < n; i++) cin >> v[i];
    dp[1] = abs(jumps[1] - jumps[0]); // Base value
    for (int i = 2; i < n; i++)
        dp[i] = min(abs(jumps[i] - jumps[i - 1]) + dp[i - 1], abs(jumps[i] - jumps[i - 2]) + dp[i - 2]);
    cout << dp[n - 1];
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:4:5: error: 'cin' was not declared in this scope
    4 |     cin >> n;
      |     ^~~
a.cc:5:5: error: 'vector' was not declared in this scope
    5 |     vector<int>v(n);
      |     ^~~~~~
a.cc:5:12: error: expected primary-expression before 'int'
    5 |     vector<int>v(n);
      |            ^~~
a.cc:6:12: error: expected primary-expression before 'int'
    6 |     vector<int> dp(n, 0); // dp[i] : Minimum cost for the frog to reach position i.
      |            ^~~
a.cc:7:40: error: 'v' was not declared in this scope
    7 |     for (int i = 0; i < n; i++) cin >> v[i];
      |                                        ^
a.cc:8:5: error: 'dp' was not declared in this scope
    8 |     dp[1] = abs(jumps[1] - jumps[0]); // Base value
      |     ^~
a.cc:8:17: error: 'jumps' was not declared in this scope
    8 |     dp[1] = abs(jumps[1] - jumps[0]); // Base value
      |                 ^~~~~
a.cc:8:13: error: 'abs' was not declared in this scope
    8 |     dp[1] = abs(jumps[1] - jumps[0]); // Base value
      |             ^~~
a.cc:10:17: error: 'min' was not declared in this scope; did you mean 'main'?
   10 |         dp[i] = min(abs(jumps[i] - jumps[i - 1]) + dp[i - 1], abs(jumps[i] - jumps[i - 2]) + dp[i - 2]);
      |                 ^~~
      |                 main
a.cc:11:5: error: 'cout' was not declared in this scope
   11 |     cout << dp[n - 1];
      |     ^~~~
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main()
{
  int n;
  cin>>n;
  vector<int>v(n);
  for(int i=0;i<n;i++)
  {
    cin>>v[i];
  }
  vector<int>dp(n+1);
  dp[0]=v[0];
  dp[1]=v[1];
  if(v.size()==1)
  {
    cout<<v[0]<<endl;
  }
  if(v.size()==2)
  {
    cout<<abs(v[1]-v[0])<<endl;
  }
  for(int i=2;i<n;i++)
  {
    dp[i]=dp[i-1]+min((abs(v[i+1]-v[i]),abs(v[i+2]-v[i]));
  }
   cout<<dp[n-1]<<endl;           
  
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:25:58: error: expected ')' before ';' token
   25 |     dp[i]=dp[i-1]+min((abs(v[i+1]-v[i]),abs(v[i+2]-v[i]));
      |                      ~                                   ^
      |                                                          )
Language: C++

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

#define ll long long
ll dp[100005], hgt[100005], n;

ll solve (ll i, ll cost, ll prev) {
	if (i >= n) {
		return LLong_MAX;
	}
	if (i == n - 1) {
		return cost + abs(hgt[prev] - hgt[i]);
	}
	if (dp[i] != -1) {
		return dp[i];
	}

	if (prev != -1)
		cost += abs(hgt[prev] - hgt[i]);

	dp[i] = min (solve (i + 1, cost, i), solve (i + 2, cost, i));

	return dp[i];
}

int main () {
	ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);
	/*#ifndef ONLINE_JUDGE
		freopen("input.txt", "r", stdin);
		freopen("output.txt", "w", stdout);
	#endif*/
	cin >> n;
	for (ll i = 0; i < n; i++) {
		cin >> hgt[i];
	}
	memset (dp, -1, sizeof dp);
	cout << solve (0, 0, -1) << "\n";
}

Compiler output:
a.cc: In function 'long long int solve(long long int, long long int, long long int)':
a.cc:9:24: error: 'LLong_MAX' was not declared in this scope; did you mean 'LLONG_MAX'?
    9 |                 return LLong_MAX;
      |                        ^~~~~~~~~
      |                        LLONG_MAX
Language: C++

/*
	################
	# Avi Kasliwal #
	# Noob Coder:( #
	################
*/

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

#define int long long
#define IOS ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(NULL)


#define deb(x) cout << "#x " << x << "\n"


#define newline cout << "\n"
#define yes cout << "Yes" << "\n"
#define no cout << "No" << "\n"
#define Yes cout << "YES" << "\n"
#define No cout << "NO" << "\n"


#define fixDeci(num, places) std::cout << std::fixed << std::setprecision(places) << num << '\n'
#define setBits(x) __builtin_popcount(x)
#define zerobits(x) __builtint_ctzll(x)
#define MOD 1000000007

#define rep(i, s, e) for (i = s; i < e; i++)
#define repr(i, s, e) for (i = s; i >= e; i--)

// GCD Function
int GCD(int a, int b) {
	if (b == 0) {
		return a;
	} else {
		return GCD(b, a % b);
	}
}

// LCM Function
int LCM(int a, int b) {
	int gcd = GCD(a, b);
	return (max(a, b) / gcd)*(min(a, b));
}

/*int p[100000001];
void Sieve() {
	p[0] = p[1] = 0;
	p[2] = 1;
	for (int i = 4; i < 100000000; i += 2) {
		p[i] = 0;
	}
	for (int i = 3; i * i < 100000000; i++) {
		if (p[i] == 1) {
			for (int j = i*i; j < 100000000; j += i) {
				p[j] = 0;
			}
		}
	}
}*/

int32_t main ()
/*
#ifndef ONLINE_JUDGE
	freopen("input.txt", "r", stdin);
	freopen("output.txt", "w", stdout);
#endif
*/
	IOS; int i, j;

	/*######## Code Here ##########*/
	/*~~~~~~~~~~~~~~~~~~~~~~~~~~~~~*/
	
	int t; t = 1;
	while (t--) {
		int n; cin >> n;
		int a[n];
		rep (i, 0, n) {
			cin >> a[i];
		}
		int dp[n];
		dp[0] = 0;
		dp[1] = abs(a[1] - a[0]);
		rep (i, 2, n) {
			dp[i] = min (dp[i - 1] + abs(a[i] - a[i - 1]), dp[i - 2] + abs(a[i] - a[i - 2]));
		}
		cout << dp[n - 1] << "\n";
	}

	return 0;
}

/*Timus : 294930IX */

Compiler output:
a.cc:13:13: error: expected initializer before 'ios_base'
   13 | #define IOS ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(NULL)
      |             ^~~~~~~~
a.cc:72:9: note: in expansion of macro 'IOS'
   72 |         IOS; int i, j;
      |         ^~~
a.cc:13:47: error: 'cin' does not name a type
   13 | #define IOS ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(NULL)
      |                                               ^~~
a.cc:72:9: note: in expansion of macro 'IOS'
   72 |         IOS; int i, j;
      |         ^~~
a.cc:13:59: error: 'cout' does not name a type
   13 | #define IOS ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(NULL)
      |                                                           ^~~~
a.cc:72:9: note: in expansion of macro 'IOS'
   72 |         IOS; int i, j;
      |         ^~~
a.cc:77:16: error: 't' does not name a type; did you mean 'tm'?
   77 |         int t; t = 1;
      |                ^
      |                tm
a.cc:78:9: error: expected unqualified-id before 'while'
   78 |         while (t--) {
      |         ^~~~~
a.cc:93:9: error: expected unqualified-id before 'return'
   93 |         return 0;
      |         ^~~~~~
a.cc:94:1: error: expected declaration before '}' token
   94 | }
      | ^
Language: C++

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

int minCost(vector<int>& Heights, vector<int>& cache, int pos) {
	if (cache[pos] != -1)	return cache[pos];
    return cache[pos] = min(
      minCost(Heights,cache,pos+1) + abs(Heights[pos+1]-Heights[pos]),
      minCost(Heights,cache,pos+2) + abs(Heights[pos+2]-Heights[pos]))            
}



int main(){
  int N;
  vector<int> Heights(N);
  for(int i=0;i<N;i++)	cin>>Heights[i];
  vector<int> Cache(N);
  for(int i=0;i<N;i++)	Cache[i]=-1;
  int minCost = minCost(Heights, Cache, 0);
  cout<<minCost<<endl;
  return 0;
}


Compiler output:
a.cc: In function 'int minCost(std::vector<int>&, std::vector<int>&, int)':
a.cc:8:71: error: expected ';' before '}' token
    8 |       minCost(Heights,cache,pos+2) + abs(Heights[pos+2]-Heights[pos]))
      |                                                                       ^
      |                                                                       ;
    9 | }
      | ~                                                                      
a.cc: In function 'int main()':
a.cc:19:24: error: 'minCost' cannot be used as a function
   19 |   int minCost = minCost(Heights, Cache, 0);
      |                 ~~~~~~~^~~~~~~~~~~~~~~~~~~
Language: C++

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

int main(){
    int N,K;
    cin >> N >> K;
    vector<int> costs(N);
    vector<int> dp(N);
    vector<int> buf(K);
    for(auto &i : costs) cin >> i;

    dp[0] = 0;
    dp[1] = abs(costs[1] - costs[0]);
    if(N > 1){
    for(int i = 2;i < N;i++){
        buf.clear();
        if(i >= K){
            for(int j = 1;j <= K;j++){
                buf.push_back(dp[i - j] + abs(costs[i] - costs[i - j]));
            }
        }else{
            for (int j = 1; j <= i; j++)
            {
                buf.push_back(dp[i - j] + abs(costs[i] - costs[i - j]));
            }
        }
        dp[i] = *min_element(buf.begin(),buf.end());
    }

    cout << endl << dp[N-1] << endl;
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:35:2: error: expected '}' at end of input
   35 | }
      |  ^
a.cc:7:11: note: to match this '{'
    7 | int main(){
      |           ^
Language: C++

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

#define ll long long
#define tc                int T;cin>>T;while(T--)
const int INF =1e9+5;
int main()
{
    ios_base::sync_with_stdio(false);cin.tie(NULL);
	int n, c, b ; cin >> n;
  	vector<int> a(n,0);
	for (int& e : a)cin >> e;
	vector<int> dp(n, INF);
	dp[0] = 0;
	for (int i = 0; i < n; ++i) {
		for (int e : {i + 1, i + 2}) {
			if (e < n)
					dp[e] = min(dp[e],dp[i] + abs(a[e] - a[i]);
		}
	}
	cout << dp[n - 1] << '\n';
	return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:21:83: error: expected ')' before ';' token
   21 |                                         dp[e] = min(dp[e],dp[i] + abs(a[e] - a[i]);
      |                                                    ~                              ^
      |                                                                                   )
Language: C++

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

#define ll long long
#define tc                int T;cin>>T;while(T--)
int a[100000];
int main()
{
    ios_base::sync_with_stdio(false);cin.tie(NULL);
	int n, c, b ; cin >> n;
	for (int& e : a)cin >> e;
	vector<int> dp(n, INT_MAX);
	dp[0] = 0;
	for (int i = 0; i < n; ++i) {
		for (int e : {i + 1, i + 2}) {
			if (e < n)
					dp[e] = min(dp[e],dp[i] + abs(a[e] - a[i]);
		}
	}
	cout << dp[n - 1] << '\n';
	return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:21:83: error: expected ')' before ';' token
   21 |                                         dp[e] = min(dp[e],dp[i] + abs(a[e] - a[i]);
      |                                                    ~                              ^
      |                                                                                   )
Language: C++

    #include<bits/stdc++.h>
    using namespace std;
    #define ll long long
    ll n;
    ll a[100001];
    ll dp[100001];
    ll frog(ll ind)
    {
      if(ind == (n - 1)) return 0;
      if(ind >= n) return INT_MAX;
      if(dp[ind] != -1) return dp[ind];
      ll left = abs(a[ind] - a[ind + 1]) + frog(ind + 1);
      ll right = INT_MAX;
      if(ind + 2 < n){
      right = abs(a[ind] - a[ind + 2]) + frong(ind + 2);
      }
      dp[ind] = min(left , right);
      return dp[ind];
    }
    int main()
    {
      cin>>n;
      for(ll i = 0 ;i < n;i++){
      cin>>a[i];
      }
      memset(dp,-1,sizeof(dp));
       cout<<frog(0);
      
    }

Compiler output:
a.cc: In function 'long long int frog(long long int)':
a.cc:15:42: error: 'frong' was not declared in this scope; did you mean 'frog'?
   15 |       right = abs(a[ind] - a[ind + 2]) + frong(ind + 2);
      |                                          ^~~~~
      |                                          frog
Language: C++

#include<bits/stdc++.h>
using namespace std;
#define mp make_pair
#define pb push_back
#define emb emplace_back
#define fast ios_base::sync_with_stdio(false); cin.tie(NULL);cout.tie(NULL);
#define N  99999
#define f first 
#define em emplace
#define s second
using lint=long long int;

typedef pair<int, int> pii;
typedef pair<double, double> pdd;
typedef vector<double> vd;
typedef vector<bool> vb;
typedef vector<int> vi;
typedef vector<vi> vvi;
typedef vector<vvi> vvvi;
typedef vector<string> vs;

 
#define fori(n) for(int i=0; i<int(n); i++)
 
#define cins(s) string s; cin>>s;
#define cini(i) lint i; cin>>i;
#define cind(d) double d; cin>>d;
#define cinai(a, n) vi a(n); fori(n) { cin>>a[i]; }
#define cinas(s, n) vs s(n); fori(n) { cin>>s[i]; }
#define cinad(a, n) vd a(n); fori(n) { cin>>a[i]; }
#define z 1000000007 
const int INF=1e9+5;
   
solve(){
 
        cini(n);
        vector<int> v(n,INF);
        cinai(b,n);
        v[0]=0;
        for(int i=0;i<n;i++){
            for(int j:{i+1,i+2}){
              if(j<n)
                v[j]=min(v[j],abs(b[i]-b[j])+v[i]);
            }
        }

        cout<<v[n-1]<<endl;
  }

 
 
int main()
{ 
  fast;
 
  solve();
 }

Compiler output:
a.cc:34:1: error: ISO C++ forbids declaration of 'solve' with no type [-fpermissive]
   34 | solve(){
      | ^~~~~
a.cc: In function 'int solve()':
a.cc:48:3: warning: no return statement in function returning non-void [-Wreturn-type]
   48 |   }
      |   ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
#define mp make_pair
#define pb push_back
#define emb emplace_back
#define fast ios_base::sync_with_stdio(false); cin.tie(NULL);cout.tie(NULL);
#define N  99999
#define f first 
#define em emplace
#define s second
using lint=long long int;

typedef pair<int, int> pii;
typedef pair<double, double> pdd;
typedef vector<double> vd;
typedef vector<bool> vb;
typedef vector<int> vi;
typedef vector<vi> vvi;
typedef vector<vvi> vvvi;
typedef vector<string> vs;

 
#define fori(n) for(int i=0; i<int(n); i++)
 
#define cins(s) string s; cin>>s;
#define cini(i) lint i; cin>>i;
#define cind(d) double d; cin>>d;
#define cinai(a, n) vi a(n); fori(n) { cin>>a[i]; }
#define cinas(s, n) vs s(n); fori(n) { cin>>s[i]; }
#define cinad(a, n) vd a(n); fori(n) { cin>>a[i]; }
#define z 1000000007 
const int INF=1e9+5;
   
solve(){
 
        cini(n);
        vector<int> v(n,INF);
        cinai(b,n);
        v[0]=0;
        for(int i=0;i<n;i++){
            for(int j:{i+1,i+2}){
              if(j<n)
                v[j]=min(v[j],abs(b[i]-b[j])+v[i]);
            }
        }

        cout<<v[n-1]<<endl;
  }

 
 
int main()
{ 
  fast;
  /*#ifndef ONLINE_JUDGE
  freopen("input.txt","r",stdin);
  freopen("hex.txt","w",stdout);
  #endif
*/
  solve();
 }

Compiler output:
a.cc:34:1: error: ISO C++ forbids declaration of 'solve' with no type [-fpermissive]
   34 | solve(){
      | ^~~~~
a.cc: In function 'int solve()':
a.cc:48:3: warning: no return statement in function returning non-void [-Wreturn-type]
   48 |   }
      |   ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
#define mp make_pair
#define pb push_back
#define emb emplace_back
#define fast ios_base::sync_with_stdio(false); cin.tie(NULL);cout.tie(NULL);
#define N  99999
#define f first 
#define em emplace
#define s second
using lint=long long int;

typedef pair<int, int> pii;
typedef pair<double, double> pdd;
typedef vector<double> vd;
typedef vector<bool> vb;
typedef vector<int> vi;
typedef vector<vi> vvi;
typedef vector<vvi> vvvi;
typedef vector<string> vs;

 
#define fori(n) for(int i=0; i<int(n); i++)
 
#define cins(s) string s; cin>>s;
#define cini(i) lint i; cin>>i;
#define cind(d) double d; cin>>d;
#define cinai(a, n) vi a(n); fori(n) { cin>>a[i]; }
#define cinas(s, n) vs s(n); fori(n) { cin>>s[i]; }
#define cinad(a, n) vd a(n); fori(n) { cin>>a[i]; }
#define z 1000000007 
const int INF=1e9+5;
   
solve(){
 
        cini(n);
        vector<int> v(n,INF);
        cinai(b,n);
        v[0]=0;
        for(int i=0;i<n;i++){
            for(int j:{i+1,i+2}){
              if(j<n)
                v[j]=min(v[j],abs(b[i]-b[j])+v[i]);
            }
        }

        cout<<v[n-1]<<endl;
  }

 
 
int main()
{ 
  fast;
  #ifndef ONLINE_JUDGE
  freopen("input.txt","r",stdin);
  freopen("hex.txt","w",stdout);
  #endif

  solve();
 }

Compiler output:
a.cc:34:1: error: ISO C++ forbids declaration of 'solve' with no type [-fpermissive]
   34 | solve(){
      | ^~~~~
a.cc: In function 'int solve()':
a.cc:48:3: warning: no return statement in function returning non-void [-Wreturn-type]
   48 |   }
      |   ^
Language: C++

#include<iostream>
#include<math.h>
#include<algorithm>
#include<vector>
#include<numeric>
#include<stdlib.h>
using namespace std;

int main(){
	int N;
	cin >> N;

	int* h = new int[N + 1];
	h[0] = h[1] = 1;
	for (int i = 2; i <= N; ++i) {
		int* k = new int[i +1];
		k[i] = min< abs(h[i - 1] - h[i - 2]) + abs(h[i] - h[i -1]),abs(h[i] - h[i -2])> ;
	}
	int* g = new int[N + 1];
	g[0] = g[1] = 0;

	for (int j = 2; j <= N; j++) {
		g[j] = g[j - 1] + g[j = 2];
	}
	cout << g[N] << endl;
	return 0;
}




Compiler output:
a.cc: In function 'int main()':
a.cc:17:74: error: the value of 'h' is not usable in a constant expression
   17 |                 k[i] = min< abs(h[i - 1] - h[i - 2]) + abs(h[i] - h[i -1]),abs(h[i] - h[i -2])> ;
      |                                                                          ^
a.cc:13:14: note: 'h' was not declared 'constexpr'
   13 |         int* h = new int[N + 1];
      |              ^
a.cc:17:94: error: the value of 'h' is not usable in a constant expression
   17 |                 k[i] = min< abs(h[i - 1] - h[i - 2]) + abs(h[i] - h[i -1]),abs(h[i] - h[i -2])> ;
      |                                                                                              ^
a.cc:13:14: note: 'h' was not declared 'constexpr'
   13 |         int* h = new int[N + 1];
      |              ^
a.cc:17:24: error: cannot resolve overloaded function 'min' based on conversion to type 'int'
   17 |                 k[i] = min< abs(h[i - 1] - h[i - 2]) + abs(h[i] - h[i -1]),abs(h[i] - h[i -2])> ;
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Language: C++

#include <bits/stdc++.>

using namespace std;

typedef long long ll;
#define rep(i,a,n) for(ll i=a;i<n;i++)
#define nl "\n"

int main(){
  ll n,k;
  cin >> n >> k;
  ll a[n];
  rep(i,0,n){
  	cin >> a[i];
  }
  if(n<=k+1){
    cout << a[n]-a[0] << nl;
    return 0;
  }
  ll dp[n];
  dp[0]=0;
  rep(i,1,n){
  	if(i<=k)
      dp[i]=a[i]-a[0];
    else{
    	rep(j,1,k+1){
        	dp[i]=min(dp[i],dp[i-j]+a[i]-a[i-j]);
        }
    }
    cout << dp[n-1] << nl;
  }
  return 0;
}


Compiler output:
a.cc:1:10: fatal error: bits/stdc++.: No such file or directory
    1 | #include <bits/stdc++.>
      |          ^~~~~~~~~~~~~~
compilation terminated.
Language: C++

int getMinimumCost(int arr[], int dp[], int size)
{
    for(int i = 2 ; i < size ; i++)
    {
        dp[i] = min(abs(arr[i] - arr[i-1]) + dp[i-1], abs(arr[i] - arr[i-2]) + dp[i-2]);
    }
    return dp[size-1];
}

int main(int argc, const char * argv[])
{
    int size;
    cin>>size;
    int arr[size];
    int dp[size];
    for(int i = 0 ; i < size ; i++)
    {
        cin>>arr[i];
        dp[i] = 0;
    }
    dp[0] = 0;
    dp[1] = abs(arr[1] - arr[0]);
    size > 0 ? cout<<getMinimumCost(arr, dp, size)<<endl : cout<<0<<endl;
    return 0;
}


Compiler output:
a.cc: In function 'int getMinimumCost(int*, int*, int)':
a.cc:5:21: error: 'abs' was not declared in this scope
    5 |         dp[i] = min(abs(arr[i] - arr[i-1]) + dp[i-1], abs(arr[i] - arr[i-2]) + dp[i-2]);
      |                     ^~~
a.cc:5:17: error: 'min' was not declared in this scope
    5 |         dp[i] = min(abs(arr[i] - arr[i-1]) + dp[i-1], abs(arr[i] - arr[i-2]) + dp[i-2]);
      |                 ^~~
a.cc: In function 'int main(int, const char**)':
a.cc:13:5: error: 'cin' was not declared in this scope
   13 |     cin>>size;
      |     ^~~
a.cc:22:13: error: 'abs' was not declared in this scope
   22 |     dp[1] = abs(arr[1] - arr[0]);
      |             ^~~
a.cc:23:16: error: 'cout' was not declared in this scope
   23 |     size > 0 ? cout<<getMinimumCost(arr, dp, size)<<endl : cout<<0<<endl;
      |                ^~~~
a.cc:23:53: error: 'endl' was not declared in this scope
   23 |     size > 0 ? cout<<getMinimumCost(arr, dp, size)<<endl : cout<<0<<endl;
      |                                                     ^~~~
Language: C++

#include <iostream>//for cin cout endl
#include <cstdlib>//for abs()

template<class T> inline bool chmin(T& a, T b) {
    if (a > b) {
        a = b;
        return true;
    }
    return false;
}
template<class T> inline bool chmax(T& a, T b) {
    if (a < b) {
        a = b;
        return true;
    }
    return false;
}

const long long INF=1LL<<60;//1LL is integer one in LongLong
long long dp[100010];

int N;
//what is h?
long long h[100010];

int main(){

    int N;
    cin>>N;
    for (int i =0 ; i<N;++i)cin>>h[i];

    for (int i=0;i<100010;++i)dp[i]=INF;//initialize dp array
    dp[0]=0; //the first pillar


    dp[1]=abs(h[1]-h[0]);
    for (int i=2;i<100010;++i){
        chmin(dp[i],dp[i-1]+abs(h[i]-h[i-1]));
        chmin(dp[i],dp[i-2]+abs(h[i]-h[i-2]));
    }
    cout<<dp[N-1]<<endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:29:5: error: 'cin' was not declared in this scope; did you mean 'std::cin'?
   29 |     cin>>N;
      |     ^~~
      |     std::cin
In file included from a.cc:1:
/usr/include/c++/14/iostream:62:18: note: 'std::cin' declared here
   62 |   extern istream cin;           ///< Linked to standard input
      |                  ^~~
a.cc:41:5: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
   41 |     cout<<dp[N-1]<<endl;
      |     ^~~~
      |     std::cout
/usr/include/c++/14/iostream:63:18: note: 'std::cout' declared here
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
a.cc:41:20: error: 'endl' was not declared in this scope; did you mean 'std::endl'?
   41 |     cout<<dp[N-1]<<endl;
      |                    ^~~~
      |                    std::endl
In file included from /usr/include/c++/14/iostream:41:
/usr/include/c++/14/ostream:744:5: note: 'std::endl' declared here
  744 |     endl(basic_ostream<_CharT, _Traits>& __os)
      |     ^~~~
Language: Java

//package atcoder_edu_dp;
/*
stones numbered 1-n
ith stone has height hi
from ith stone can jump to i+1 or i+2 with cost |diff(stone j - stone i)|
find min cost to go from i to n

Approach =
state : dp[i] = min(dp[i-1]+(h[i]-h[i-1]) or dp[i-2]+(h[i]-h[i-2]))
 */
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.StringTokenizer;

public class A
{
    static class FastReader
    {
        BufferedReader br;
        StringTokenizer st;

        public FastReader()
        {
            br = new BufferedReader(new
                    InputStreamReader(System.in));
        }

        String next()
        {
            while (st == null || !st.hasMoreElements())
            {
                try
                {
                    st = new StringTokenizer(br.readLine());
                }
                catch (IOException  e)
                {
                    e.printStackTrace();
                }
            }
            return st.nextToken();
        }

        int nextInt()
        {
            return Integer.parseInt(next());
        }

        long nextLong()
        {
            return Long.parseLong(next());
        }

        double nextDouble()
        {
            return Double.parseDouble(next());
        }

        String nextLine()
        {
            String str = "";
            try
            {
                str = br.readLine();
            }
            catch (IOException e)
            {
                e.printStackTrace();
            }
            return str;
        }
    }

    public static void main(String[] args)
    {
        FastReader sc=new FastReader();
        int n = sc.nextInt();
        int[] h = new int[n];
        for(int i=0;i<n;i++){
            h[i] = sc.nextInt();
        }
      
        int[] dp = new int[n+1];
        dp[0] = 0;
        dp[1] = Math.abs(h[1]-h[0]);
        for(int i=2;i<n;i++){
            dp[i] = Math.min(dp[i-1]+Math.abs(h[i]-h[i-1]),dp[i-2]+Math.abs(h[i]-h[i-2]));
        }
        System.out.println(dp[n-1]);
    }
}


Compiler output:
Main.java:16: error: class A is public, should be declared in a file named A.java
public class A
       ^
1 error
Language: Java

package atcoder_edu_dp;
/*
stones numbered 1-n
ith stone has height hi
from ith stone can jump to i+1 or i+2 with cost |diff(stone j - stone i)|
find min cost to go from i to n

Approach =
state : dp[i] = min(dp[i-1]+(h[i]-h[i-1]) or dp[i-2]+(h[i]-h[i-2]))
 */
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.StringTokenizer;

public class A
{
    static class FastReader
    {
        BufferedReader br;
        StringTokenizer st;

        public FastReader()
        {
            br = new BufferedReader(new
                    InputStreamReader(System.in));
        }

        String next()
        {
            while (st == null || !st.hasMoreElements())
            {
                try
                {
                    st = new StringTokenizer(br.readLine());
                }
                catch (IOException  e)
                {
                    e.printStackTrace();
                }
            }
            return st.nextToken();
        }

        int nextInt()
        {
            return Integer.parseInt(next());
        }

        long nextLong()
        {
            return Long.parseLong(next());
        }

        double nextDouble()
        {
            return Double.parseDouble(next());
        }

        String nextLine()
        {
            String str = "";
            try
            {
                str = br.readLine();
            }
            catch (IOException e)
            {
                e.printStackTrace();
            }
            return str;
        }
    }

    public static void main(String[] args)
    {
        FastReader sc=new FastReader();
        int n = sc.nextInt();
        int[] h = new int[n];
        for(int i=0;i<n;i++){
            h[i] = sc.nextInt();
        }
        int[] dp = new int[n+1];
        dp[0] = 0;
        dp[1] = Math.abs(h[1]-h[0]);
        for(int i=2;i<n;i++){
            dp[i] = Math.min(dp[i-1]+Math.abs(h[i]-h[i-1]),dp[i-2]+Math.abs(h[i]-h[i-2]));
        }
        System.out.println(dp[n-1]);
    }
}


Compiler output:
Main.java:16: error: class A is public, should be declared in a file named A.java
public class A
       ^
1 error
Language: C++

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

const int MAXN = 10e5+10;

int N;
int h[MAXN];
int dp[MAXN];

int main() {
    cin >> N;
    for(int i=1; i<=N; i++) {
        cin >> h[i];cout << dp[N] << endl0x3f};
    }
    memset(dp, 0x3f, sizeof(dp));
    dp[1] = 0; dp[2] = abs(h[1]-h[2]);
    for(int i=3; i<=N; i++) {
        dp[i] = min({dp[i], dp[i-1]+abs(h[i]-h[i-1]), dp[i-2] + abs(h[i]-h[i-2])});
    }
    cout << dp[N] << endl;
    return 0;
}



Compiler output:
a.cc: In function 'int main()':
a.cc:13:38: error: 'endl0x3f' was not declared in this scope
   13 |         cin >> h[i];cout << dp[N] << endl0x3f};
      |                                      ^~~~~~~~
a.cc: At global scope:
a.cc:15:11: error: expected constructor, destructor, or type conversion before '(' token
   15 |     memset(dp, 0x3f, sizeof(dp));
      |           ^
a.cc:16:5: error: 'dp' does not name a type
   16 |     dp[1] = 0; dp[2] = abs(h[1]-h[2]);
      |     ^~
a.cc:16:16: error: 'dp' does not name a type
   16 |     dp[1] = 0; dp[2] = abs(h[1]-h[2]);
      |                ^~
a.cc:17:5: error: expected unqualified-id before 'for'
   17 |     for(int i=3; i<=N; i++) {
      |     ^~~
a.cc:17:18: error: 'i' does not name a type
   17 |     for(int i=3; i<=N; i++) {
      |                  ^
a.cc:17:24: error: 'i' does not name a type
   17 |     for(int i=3; i<=N; i++) {
      |                        ^
a.cc:20:5: error: 'cout' does not name a type
   20 |     cout << dp[N] << endl;
      |     ^~~~
a.cc:21:5: error: expected unqualified-id before 'return'
   21 |     return 0;
      |     ^~~~~~
a.cc:22:1: error: expected declaration before '}' token
   22 | }
      | ^
Language: Java

import java.util.*;
public class chef{
  
  public static int frog1(int n,int arr[]) {
	 
	 int dp[]=new int[n+1];
	 dp[1]=0;
	 dp[2]=Math.abs(arr[1]-arr[0]);
	 for(int i=3;i<=n;i++) {
		 int option1=Math.abs(arr[i]-arr[i-2])+dp[i-2];
		 int option2=Math.abs(arr[i]-arr[i-1])+dp[i-1];
		 dp[i]=Math.min(option1,option2);
		 }
	 return dp[n];
	 
 }
 public static void main(String[]args){
      
Scanner s=new Scanner(System.in);

int n=s.nextInt();
int arr[]=new int[n+1];
for(int i=1;i<n;i++) {
	arr[i]=s.nextInt();
}

System.out.println(frog1(n,arr));
 }
}

Compiler output:
Main.java:2: error: class chef is public, should be declared in a file named chef.java
public class chef{
       ^
1 error
Language: Java

import java.util.*;
public static int frog1(int n,int arr[]) {
	 
	 int dp[]=new int[n+1];
	 dp[1]=0;
	 dp[2]=Math.abs(arr[1]-arr[0]);
	 for(int i=3;i<=n;i++) {
		 int option1=Math.abs(arr[i]-arr[i-2])+dp[i-2];
		 int option2=Math.abs(arr[i]-arr[i-1])+dp[i-1];
		 dp[i]=Math.min(option1,option2);
		 }
	 return dp[n];
	 
 }
pulic static void main(String[]args){
  
int n=s.nextInt();
int arr[]=new int[n+1];
for(int i=1;i<n;i++) {
	arr[i]=s.nextInt();
}

System.out.println(frog1(n,arr));
  
}

Compiler output:
Main.java:2: error: unnamed classes are a preview feature and are disabled by default.
public static int frog1(int n,int arr[]) {
              ^
  (use --enable-preview to enable unnamed classes)
Main.java:15: error: class, interface, enum, or record expected
pulic static void main(String[]args){
^
Main.java:18: error: class, interface, enum, or record expected
int arr[]=new int[n+1];
^
Main.java:19: error: class, interface, enum, or record expected
for(int i=1;i<n;i++) {
^
Main.java:19: error: class, interface, enum, or record expected
for(int i=1;i<n;i++) {
            ^
Main.java:19: error: class, interface, enum, or record expected
for(int i=1;i<n;i++) {
                ^
Main.java:21: error: class, interface, enum, or record expected
}
^
Main.java:25: error: class, interface, enum, or record expected
}
^
8 errors
Language: C++

#include<bits/stdc++.h>
using namespace std;
int getMinimumCost(int *arr,int i,int n)
{
int cost[n];
cost[0]=0;
cost[1]=abs(arr[0]-arr[1])+cost[0];
for(int i=2;i<n;i++)
{
cost[i]=min(abs(arr[i-1]-arr[i])+cost[i-1],abs(arr[i-2]-arr[i])+cost[i-2]);
}
return cost[n-1];
}
int main()
{
int n;
cin>>n;
int arr[n]
for(int i=0;i<n;i++)
{
cin>>arr[i];
}
cout<<getMinimumCost(arr,0,n);
return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:19:1: error: expected initializer before 'for'
   19 | for(int i=0;i<n;i++)
      | ^~~
a.cc:19:13: error: 'i' was not declared in this scope
   19 | for(int i=0;i<n;i++)
      |             ^
a.cc:23:22: error: 'arr' was not declared in this scope
   23 | cout<<getMinimumCost(arr,0,n);
      |                      ^~~
Language: C++

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

int main()
{
  ios_base::sync_with_stdio(0);
  cin.tie(0);
  int n;
  cin>>n;
  vector<int>x(n),dp(n,INT_MAX);
  int i=0;
  for(;i<n;i++)
    cin>>x[i];
  dp[0]=0;  
  for(i=0;i<;i++)
  {
    if(i+1<n)
      dp[i+1]=min(dp[i+1],dp[i]+abs(x[i]-x[i+1]));
    if(i+2<n)
      dp[i+2]=min(dp[i+2],dp[i]+abs(x[i]-x[i+2]));
  }
  cout<<dp[n-1]<<"\n";
  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:15:13: error: expected primary-expression before ';' token
   15 |   for(i=0;i<;i++)
      |             ^
Language: C++

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

int main()
{
  ios_base::sync_with_stdio(0);
  cin.tie(0);
  int n;
  cin>>n;
  vector<int>x(n),dp(n,INT_MAX);
  int i=0;
  for(;i<n;i++)
    cin>>x[i];
  dp[0]=x[0];  
  for(i=0;i<=n;i++)
  {
    if(i+1<n)
      dp[i+1]=min(dp[i+1],dp[i]+abs(x[i]-x[i+1]));
    if(i+2<n)
      dp[i+2]=min(dp[i+2],dp[i]+abs(x[i]-x[i+2]));
  cout<<dp[n-1]<<"\n";
  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:23:2: error: expected '}' at end of input
   23 | }
      |  ^
a.cc:5:1: note: to match this '{'
    5 | {
      | ^
Language: C++

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

int main()
{
  ios_base::sync_with_stdio(0);
  cin.tie(0);
  int n;
  cin>>n;
  vector<int>x(n),dp(n,INT_MAX);
  int i=0;
  for(;i<n;i++)
    cin>>x[i];
  dp[0]=x[0];  
  for(i=0;i<=n;i++)
  {
    if(i+1<n)
      dp[i+1]=min(dp[i],dp[i+1]+abs(x[i]-x[i+1]));
    if(i+2<n)
      dp[i+2]=min(dp[i],dp[i+2]+abs(x[i]-x[i+2]));
  cout<<dp[n-1]<<"\n";
  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:23:2: error: expected '}' at end of input
   23 | }
      |  ^
a.cc:5:1: note: to match this '{'
    5 | {
      | ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
#define faster cin.tie(0);ios_base::sync_with_stdio(0)
#define ll long long
int horse [8][2] = { {2 , 1}, {2 , -1}, {-2 , 1}, {-2, -1}, {1 , 2}, {1 , -2}, {-1, 2}, {-1, -2} };



int n; 
double arr[3001];
 

int main()
{
	cin>>n;
	for(int i=0;i<n;i++) cin>>arr[i];
	//fun(n,cnt)=p*fun(n-1,cnt+1)+(1-p)*fun(n-1,cnt);
	vector<vector<double>> dp(n+1,vector<double>(n+1,0.0));
   
    for(int i=0;i<=n;i++) dp[i][0]=1.0;
 
	for(int i=1;i<=n;i++)
	{
		for(int j=1;j<=i;j++)
		{
			dp[i][j]=arr[i-1]*dp[i-1][j-1] + (1-arr[i-1])*dp[i-1][j];
		}
		
	}
	
	double ans=0.0;
	for(int j=n/2+1;j<=n;j++)
	{
		ans=max(ans,dp[n][j]);
	}
	
	printf("%.12lf", res);
   
}

Compiler output:
a.cc: In function 'int main()':
a.cc:37:26: error: 'res' was not declared in this scope
   37 |         printf("%.12lf", res);
      |                          ^~~
Language: Java

import java.util.*;
import java.lang.*;

public class Main {

    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int n = sc.nextInt();
        int[] arr = new int[n];
        for(int i = 0; i < n; i++) 
        	arr[i] = sc.nextInt();
        long ans = solve(n,arr);
        System.out.println(ans);
        sc.close();
        }
        static long solve(int n, int[] num) {
        	int i = 0;
        	long[] dp = new int[n];
        	Arrays.fill(dp, 100000);
        	dp[0] = 0;
        	for(i = 0; i < n-2; i++) {
				dp[i+1] = Math.min(dp[i+1], (long)Math.abs(num[i+1]-num[i])+dp[i]);
				dp[i+2] = Math.min(dp[i+2], (long)Math.abs(num[i+2]-num[i])+dp[i]);
			}
			dp[n-1] = Math.min(dp[n-1], (long)Math.abs(num[n-2]-num[n-1])+dp[n-2]);
        	return dp[n-1];
        }
    }


Compiler output:
Main.java:18: error: incompatible types: int[] cannot be converted to long[]
        	long[] dp = new int[n];
        	            ^
1 error
Language: Java

import java.util.*;
import java.lang.*;

public class Solution {

    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int n = sc.nextInt();
        int[] arr = new int[n];
        for(int i = 0; i < n; i++) 
        	arr[i] = sc.nextInt();
        int ans = solve(n,arr);
        System.out.println(ans);
        sc.close();
        }
        static int solve(int n, int[] num) {
        	int i = 0;
        	int[] dp = new int[n];
        	Arrays.fill(dp, 100000);
        	dp[0] = 0;
        	for(i = 0; i < n-2; i++) {
				dp[i+1] = Math.min(dp[i+1], Math.abs(num[i+1]-num[i])+dp[i]);
				dp[i+2] = Math.min(dp[i+2], Math.abs(num[i+2]-num[i])+dp[i]);
			}
			dp[n-1] = Math.min(dp[n-1], Math.abs(num[n-2]-num[n-1])+dp[n-2]);
        	return dp[n-1];
        }
    }


Compiler output:
Main.java:4: error: class Solution is public, should be declared in a file named Solution.java
public class Solution {
       ^
1 error
Language: Java

import java.util.*;
import java.lang.*;

public class Solution {

    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int n = sc.nextInt();
        int[] arr = new int[n];
        for(int i = 0; i < n; i++) 
        	arr[i] = sc.nextInt();
        long ans = solve(n,arr);
        System.out.println(ans);
        sc.close();
        }
        static long solve(int n, int[] num) {
        	int i = 0;
        	int[] dp = new int[n];
        	Arrays.fill(dp, 100000);
        	dp[0] = 0;
        	for(i = 0; i < n-2; i++) {
				dp[i+1] = Math.min(dp[i+1], Math.abs(num[i+1]-num[i])+dp[i]);
				dp[i+2] = Math.min(dp[i+2], Math.abs(num[i+2]-num[i])+dp[i]);
			}
			dp[n-1] = Math.min(dp[n-1], Math.abs(num[n-2]-num[n-1])+dp[n-2]);
        	return dp[n-1];
        }
    }


Compiler output:
Main.java:4: error: class Solution is public, should be declared in a file named Solution.java
public class Solution {
       ^
1 error
Language: Java

import java.util.*;
public class Main{
  
  public int minVal(int n, int[] value, int index){
  	if(index >= value.length){
      return 0;
    }
    
    int temp1 = index;
    temp1++;
    int ans1 = 0;
    if(temp1 < value.length){
      ans1 = Math.abs(value[index]-value[temp1]) + minVal(n-1, value, index++);
    }
    int temp2 = index;
    temp2+=2;
    int ans2 = 0;
    if(temp2 < value.length){
      ans2 = Math.abs(value[index]-value[temp2]) + minVal(n-2, value, index+=2);
    }
    
    
    return Math.min(ans1, ans2);
  
  }
  
  public static void main(String[] args){
      Scanner sc = new Scanner(System.in);
      int n = sc.nextInt();
      int value[] = new int[n];
      for(int i=0; i<n; i++){
        value[i] = sc.nextInt();
      }
      int ans = minVal(n, value, 0);
      
    }


}

Compiler output:
Main.java:34: error: non-static method minVal(int,int[],int) cannot be referenced from a static context
      int ans = minVal(n, value, 0);
                ^
1 error
Language: Java

import java.util.*;
public class Main{
  
  public int minVal(int n, int[] value, int index){
  	if(index >= value.length){
      return 0;
    }
    
    int temp1 = index;
    temp1++;
    int ans1 = 0;
    if(temp1 < value.length){
      ans1 = Math.abs(value[index]-value[temp1]) + minVal(n-1, value, index++);
    }
    int temp2 = index;
    temp2+=2;
    int ans2 = 0;
    if(temp2 < value.length){
      ans2 = Math.abs(value[index]-value[temp2]) + minVal(n-2, value, index+=2);
    }
    
    
    return Math.min(ans1, ans2);
  
  }
  
  public static void main(String[] args...){
      Scanner sc = new Scanner(System.in);
      int n = sc.nextInt();
      int value[] = new int[n];
      for(int i=0; i<n; i++){
        value[i] = sc.nextInt();
      }
      int ans = minVal(n, value, 0);
      
    }


}

Compiler output:
Main.java:27: error: ',', ')', or '[' expected
  public static void main(String[] args...){
                                       ^
1 error
Language: C++

#include"bits/stdc++.h"
using namespace std;

#define endl "\n"
#define int long long

int ar[1000000];
int dp[1000000];

int f( int i, int n ){
    if( i == n )return 0;
    if( dp[i] != -1 )return dp[i];
    int cost = abs(ar[i] - ar[i+1]) + f(i+1, n);
    if( i+2 <= n ){
        cost = min(cost, abs(ar[i]-ar[i+2]) + f(i+2, n));
    }
    return dp[i] = cost;
}

int32_t main(){
    int n;
    cin >> n;
    for( int i = 1; i <= n; i++ ){
        cin >> ar[i];
    }
    memset(dp, -1, sizeof(dp));
    cout << f(1, n);


Compiler output:
a.cc: In function 'int32_t main()':
a.cc:27:21: error: expected '}' at end of input
   27 |     cout << f(1, n);
      |                     ^
a.cc:20:15: note: to match this '{'
   20 | int32_t main(){
      |               ^
Language: C

#include <iostream>
#include <bits/stdc++.h>

using namespace std;

int main() {
  int N;
  cin >> N;
  vector<int> h(N);
  for (int i=0; i<N; i++){
    cin >> h.at(i);
  }

  // cout << "input is" <<endl;
  // for(int i=0; i<N; i++) {
  //   cout << h[i] << endl;
  // }
                                                                               vector<int> h_inv(N);
  for (int i=0; i<N; i++) {
    h_inv[i] = h[N-1-i];
  }

  // cout << "h_inv is" <<endl;
  // for (int i=0; i<N; i++) {
  //   cout << h_inv[i] <<endl;
  // }


  int cost = 0;
  int idx = 0;
  while (idx < N-1) {
    int h1 = abs(h_inv[idx] - h_inv[idx+1]);
    // cout << "h1 = " << h1 <<endl;
    int h2 = abs(h_inv[idx] - h_inv[idx+2]);
    // cout << "h2 = " << h2 << endl;
    if (h1 < h2) {
      cost += h1;
      idx = idx + 1;
    } else {
      cost += h2;
      idx = idx + 2;
    }
  }
  cout << cost <<endl;

  return 0;
}

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

import java.util.Arrays;
import java.util.Scanner;

public class Frog1 {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int n = sc.nextInt();
		int[] a = new int[n + 1];
		int[] dp = new int[n + 1];
		Arrays.fill(dp, -1);
		for (int i = 1; i <= n; i++) {
			a[i] = sc.nextInt();
		}
		sc.close();
		System.out.println(getMin(a, dp, 1, n));
	}

	public static int getMin(int[] a, int[] dp, int i, int n) {
		if (i == n)
			return 0;
		if (dp[i] != -1)
			return dp[i];
		int cost = Math.abs(a[i] - a[i + 1]) + getMin(a, dp, i + 1, n);
		if (i + 2 <= n)
			cost = Math.min(cost, Math.abs(a[i] - a[i + 2]) + getMin(a, dp, i + 2, n));
		return dp[i] = cost;
	}

}


Compiler output:
Main.java:4: error: class Frog1 is public, should be declared in a file named Frog1.java
public class Frog1 {
       ^
1 error
Language: Java

import java.util.*;
class A {	
  public static void main(){
  Scanner sc = new Scanner(System.in);
  int n = sc.nextInt();
  int [] a = new int [n+1];
  int [] dp =new int [n+1];
  Arrays.fill(dp,-1);
  for (int i=1;i<=n;i++){
  	a[i] = sc.nextInt();
  }
  System.out.println(getMin(a,dp,1,n));  
  }
  
  public int getMin(int []a ,int [] dp,int i ,int n){
  	if(i==n)
      return 0;
    if(dp[i]!=-1)return dp[i];
    int cost = Math.abs(a[i]-a[i+1]) + getMin(a,dp,i+1,n);
    if(i+2<=n)
      cost = Math.min(cost, Math.abs(a[i]-a[i+2]) + getMin(a,dp,i+2,n));
  	return dp[i] = cost;
  } 
}


Compiler output:
Main.java:12: error: non-static method getMin(int[],int[],int,int) cannot be referenced from a static context
  System.out.println(getMin(a,dp,1,n));  
                     ^
1 error
Language: Java

import java.util.*;
class A {	
  public static void main(){
  Scanner sc = new Scanner(System.in);
  int n = sc.nextInt();
  int [] a = new int [n];
  for (int i=1;i<=n;i++){
  	a[i] = sc.nextInt();
  }
  System.out.println(getMin(a,dp,1,n));  
  }
  
  public int getMin(int []a ,int [] dp,int i ,int n){
  	if(i==n)
      return 0;
    if(dp[i]!=-1)return dp[i];
    int cost = Math.abs(a[i]-a[i+1]) + getMin(a,dp,i+1,n);
    if(i+2<=n)
      cost = Math.min(cost, Math.abs(a[i]-a[i+2]) + getMin(a,dp,i+2,n));
  	return dp[i] = cost;
  } 
}

Compiler output:
Main.java:10: error: cannot find symbol
  System.out.println(getMin(a,dp,1,n));  
                              ^
  symbol:   variable dp
  location: class A
1 error