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

#include <algorithm>
#include <iostream>

using namespace std;

#define nfs                      \
    ios::sync_with_stdio(false); \
    cin.tie(false);              \
    cout.tie(false);

int main() {
    nfs;

    int n;
    cin >> n;
    int h[n];
    int a[n] = {};

    for (auto& x : h) cin >> x;
    a[1] = abs(h[1] - h[0]);
    for (int i = 2; i < n; ++i) {
        a[i] = min(a[i - 2] + abs(h[i] - h[i - 2]),
                   a[i - 1] + abs(h[i] - h[i - 1]));
    }
    cout << a[n - 1] << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:8:12: error: no matching function for call to 'std::basic_istream<char>::tie(bool)'
    8 |     cin.tie(false);              \
      |     ~~~~~~~^~~~~~~
a.cc:12:5: note: in expansion of macro 'nfs'
   12 |     nfs;
      |     ^~~
In file included from /usr/include/c++/14/ios:46,
                 from /usr/include/c++/14/ostream:40,
                 from /usr/include/c++/14/iostream:41,
                 from a.cc:2:
/usr/include/c++/14/bits/basic_ios.h:299:7: note: candidate: 'std::basic_ostream<_CharT, _Traits>* std::basic_ios<_CharT, _Traits>::tie() const [with _CharT = char; _Traits = std::char_traits<char>]'
  299 |       tie() const
      |       ^~~
/usr/include/c++/14/bits/basic_ios.h:299:7: note:   candidate expects 0 arguments, 1 provided
/usr/include/c++/14/bits/basic_ios.h:311:7: note: candidate: 'std::basic_ostream<_CharT, _Traits>* std::basic_ios<_CharT, _Traits>::tie(std::basic_ostream<_CharT, _Traits>*) [with _CharT = char; _Traits = std::char_traits<char>]'
  311 |       tie(basic_ostream<_CharT, _Traits>* __tiestr)
      |       ^~~
/usr/include/c++/14/bits/basic_ios.h:311:43: note:   no known conversion for argument 1 from 'bool' to 'std::basic_ostream<char>*'
  311 |       tie(basic_ostream<_CharT, _Traits>* __tiestr)
      |           ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~
a.cc:9:13: error: no matching function for call to 'std::basic_ostream<char>::tie(bool)'
    9 |     cout.tie(false);
      |     ~~~~~~~~^~~~~~~
a.cc:12:5: note: in expansion of macro 'nfs'
   12 |     nfs;
      |     ^~~
/usr/include/c++/14/bits/basic_ios.h:299:7: note: candidate: 'std::basic_ostream<_CharT, _Traits>* std::basic_ios<_CharT, _Traits>::tie() const [with _CharT = char; _Traits = std::char_traits<char>]'
  299 |       tie() const
      |       ^~~
/usr/include/c++/14/bits/basic_ios.h:299:7: note:   candidate expects 0 arguments, 1 provided
/usr/include/c++/14/bits/basic_ios.h:311:7: note: candidate: 'std::basic_ostream<_CharT, _Traits>* std::basic_ios<_CharT, _Traits>::tie(std::basic_ostream<_CharT, _Traits>*) [with _CharT = char; _Traits = std::char_traits<char>]'
  311 |       tie(basic_ostream<_CharT, _Traits>* __tiestr)
      |       ^~~
/usr/include/c++/14/bits/basic_ios.h:311:43: note:   no known conversion for argument 1 from 'bool' to 'std::basic_ostream<char>*'
  311 |       tie(basic_ostream<_CharT, _Traits>* __tiestr)
      |           ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~
Language: C++

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

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

import java.util.*;
 
public class Main {
	public static void main (String[] args) {
      Scanner sc = new Scanner(System.in);
      
      int t = sc.nextInt();
      int[] arr = new int[t];
      for(int i =0;i<t;i++){
        arr[i]= sc.nextInt();
      }
      int[] dp = new int[t];
      dp[0] = arr[0];
      dp[1]= Math.abs(arr[0]-arr[1]);
      for(int i =2;i<=t;i++){
        int f = dp[i-1]+ Math.abs(arr[i]-arr[i-1]);
        int s = dp[i-2]+ Math.abs(arr[i]-arr[i-2]);
        dp[i]= Math.min(f,s);
      }
      System.out.pritlnt(dp[dp.length-1]);
    }
  
}

Compiler output:
Main.java:20: error: cannot find symbol
      System.out.pritlnt(dp[dp.length-1]);
                ^
  symbol:   method pritlnt(int)
  location: variable out of type PrintStream
1 error
Language: C++

#include<bits/stdc++.h>
int main()
{
  int n;
  cin>>n;
  vector<int>h(n);
  for(int i=0;i<n;i++)
    cin>>h[i];
  vector<int>res(n);
  res[0]=res[1]=res[2]=0;
  for(int i=3;i<n;i++)
  {
    res[i]=min(res[i-1]+(abs(a[i]-a[i-1])),res[i-2]+abs(a[i]-a[i-2]));
  }
  cout<<res[n-1];
  
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:5:3: error: 'cin' was not declared in this scope; did you mean 'std::cin'?
    5 |   cin>>n;
      |   ^~~
      |   std::cin
In file included from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:146,
                 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:6:3: error: 'vector' was not declared in this scope
    6 |   vector<int>h(n);
      |   ^~~~~~
a.cc:6:3: note: suggested alternatives:
In file included from /usr/include/c++/14/vector:66,
                 from /usr/include/c++/14/functional:64,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:53:
/usr/include/c++/14/bits/stl_vector.h:428:11: note:   'std::vector'
  428 |     class vector : protected _Vector_base<_Tp, _Alloc>
      |           ^~~~~~
/usr/include/c++/14/vector:93:13: note:   'std::pmr::vector'
   93 |       using vector = std::vector<_Tp, polymorphic_allocator<_Tp>>;
      |             ^~~~~~
a.cc:6:10: error: expected primary-expression before 'int'
    6 |   vector<int>h(n);
      |          ^~~
a.cc:8:10: error: 'h' was not declared in this scope
    8 |     cin>>h[i];
      |          ^
a.cc:9:10: error: expected primary-expression before 'int'
    9 |   vector<int>res(n);
      |          ^~~
a.cc:10:3: error: 'res' was not declared in this scope
   10 |   res[0]=res[1]=res[2]=0;
      |   ^~~
a.cc:13:30: error: 'a' was not declared in this scope
   13 |     res[i]=min(res[i-1]+(abs(a[i]-a[i-1])),res[i-2]+abs(a[i]-a[i-2]));
      |                              ^
a.cc:13:12: error: 'min' was not declared in this scope; did you mean 'std::min'?
   13 |     res[i]=min(res[i-1]+(abs(a[i]-a[i-1])),res[i-2]+abs(a[i]-a[i-2]));
      |            ^~~
      |            std::min
In file included from /usr/include/c++/14/algorithm:61,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51:
/usr/include/c++/14/bits/stl_algo.h:5696:5: note: 'std::min' declared here
 5696 |     min(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
a.cc:15:3: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
   15 |   cout<<res[n-1];
      |   ^~~~
      |   std::cout
/usr/include/c++/14/iostream:63:18: note: 'std::cout' declared here
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
Language: C++

/*
        @uthor: Kashish Gilhotra
        user: CodeChef, CodeForces, HackerEarth, HackerRank, SPOJ: kashish001
*/

#include <bits/stdc++.h>
using namespace std;
  
#define int long long int 
typedef vector<int> vi;
typedef vector<pair<int, int>> vpi;
typedef vector<vi> vvi;
const int mod = 1e9 + 7; 

#define FAST ios_base::sync_with_stdio(false); cin.tie(NULL) 
#define debug(...) cerr << "[" << #__VA_ARGS__ ": " << (__VA_ARGS__) << "] " 
#define EB emplace_back
#define ALL(v) v.begin(), v.end() 
#define size(v) (int)v.size() 
#define endl "\n"
#define UMO unordered_map
#define USO unordered_set
#define TC int t; cin >> t; while (t--) 

int ans(int in[], int n, int dp[]) {
	if(n <= 0) return INT_MAX;
	if(n == 1) return dp[n] = 0;
	if(dp[n] != -1) return dp[n];
	int i = ans(in + 1, n - 1, dp) + abs(in[0] - in[1]); 
	int j = ans(in + 2, n - 2, dp) + abs(in[0] - in[2]);
	dp[n] = min(i, j);
	return dp[n]; 
}

void Panda() {
    int n;
    cin >> n;
    int in[n], dp[n + 1];
    for(int i = 0 ; i < n; i++) cin >> in[i], dp[i] = -1;
    dp[n] = -1;
    cout << ans(in, n, dp)<< endl;
}
  
int32_t main() {
 
    FAST;

   utput.txt", "w", stdout); 
    #endif
    
    Panda();

    return 0; 
} 

Compiler output:
a.cc:48:18: warning: missing terminating " character
   48 |    utput.txt", "w", stdout);
      |                  ^
a.cc:48:18: error: missing terminating " character
   48 |    utput.txt", "w", stdout);
      |                  ^~~~~~~~~~~ 
a.cc:49:6: error: #endif without #if
   49 |     #endif
      |      ^~~~~
a.cc: In function 'int32_t main()':
a.cc:48:4: error: 'utput' was not declared in this scope
   48 |    utput.txt", "w", stdout);
      |    ^~~~~
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main()
{
	int n;
	cin>>n;
	int ht[n+1]={1e9};
	for(int i=1;i<=n;i++)
		cin>>ht[i];
	int dp[n+2]={0};
	dp[1]=0;
	for(int i=3;i<=n;i++)
	{
		dp[i]=min(abs(ht[i]-ht[i-1])+dp[i-1],abs(ht[i]-ht[i-2])+dp[i-2]);
	}
	cout<<dp[n];
}

Compiler output:
a.cc: In function 'int main()':
a.cc:7:22: error: narrowing conversion of '1.0e+9' from 'double' to 'int' [-Wnarrowing]
    7 |         int ht[n+1]={1e9};
      |                      ^~~
Language: C++

#include<iostream>
#include<vector>

using namespace std;
int frog_001(vector<int>&arr,int n,vector<int>&dp)
{
    dp[n-1] = 0;
    for(int i = n-2;i>=1;i--)
    {
       int ans2 = INT_MAX;
       int cost = arr[i] - arr[i+1] ;
       if(cost<0) cost = cost * -1;

       int ans1 = cost + dp[i+1];    
    
    if(i+2<n)
    {
       int cost = arr[i] - arr[i+2] ;
       if(cost<0) cost = cost * -1;

       ans2 = cost + dp[i+2];    
    }

    dp[i] = min(ans1,ans2);

    }
    return dp[1];
}
int main()
{
  int n;
  cin>>n;
  vector<int>arr(n+1,0);
  for(int i=1;i<=n;i++)
    cin>>arr[i];
  
  vector<int>dp(n+1,0);
  cout<<frog_001(arr,n+1,dp);
  
}

Compiler output:
a.cc: In function 'int frog_001(std::vector<int>&, int, std::vector<int>&)':
a.cc:10:19: error: 'INT_MAX' was not declared in this scope
   10 |        int ans2 = INT_MAX;
      |                   ^~~~~~~
a.cc:3:1: note: 'INT_MAX' is defined in header '<climits>'; this is probably fixable by adding '#include <climits>'
    2 | #include<vector>
  +++ |+#include <climits>
    3 |
Language: C++

#include <iostream>
#include <algorithm>
#include <bitset>
#include <tuple>
#include <cstdint>
#include <cstdio>
#include <cctype>
#include <assert.h>
#include <stdlib.h>
#include <stdio.h>
#include <cassert>
#include <cfloat>
#include <climits>
#include <cmath>
#include <complex>
#include <ctime>
#include <deque>
#include <fstream>
#include <functional>
#include <iomanip>
#include <iostream>
#include <iterator>
#include <list>
#include <limits>
#include <map>
#include <memory>
#include <queue>
#include <random>
#include <set>
#include <stack>
#include <string>
#include <unordered_map>
#include <unordered_set>
#include <utility>
#include <vector>
#include <math.h>
#define int long long
using namespace std;
using Graph = vector<vector<int>>;
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;
}
vector<bool> seen;
void dfs(const Graph& G, int v) {
    seen[v] = true; // v を訪問済にする

    // v から行ける各頂点 next_v について
    for (auto next_v : G[v]) {
        if (seen[next_v]) continue; // next_v が探索済だったらスルー
        dfs(G, next_v); // 再帰的に探索
    }
}
int main() {
    long long INF = 10000000000000000;
    int N; vector<int>H(N);
    vector<int>DP(N, INF);
    DP[0] = 0;
    for (int X = 0; X < N; X++) {
        for (int Y = 1; Y <= 2; Y++) {
            chmin(DP[X + Y], DP[X] + abs(DP[X] - DP[X + Y]));
        }
    }
    return DP[N-1];
}

Compiler output:
cc1plus: error: '::main' must return 'int'
Language: C++

#include <iostream>
#include <algorithm>
#include <bitset>
#include <tuple>
#include <cstdint>
#include <cstdio>
#include <cctype>
#include <assert.h>
#include <stdlib.h>
#include <stdio.h>
#include <cassert>
#include <cfloat>
#include <climits>
#include <cmath>
#include <complex>
#include <ctime>
#include <deque>
#include <fstream>
#include <functional>
#include <iomanip>
#include <iostream>
#include <iterator>
#include <list>
#include <limits>
#include <map>
#include <memory>
#include <queue>
#include <random>
#include <set>
#include <stack>
#include <string>
#include <unordered_map>
#include <unordered_set>
#include <utility>
#include <vector>
#include <math.h>
#define int long long
using namespace std;
using Graph = vector<vector<int>>;
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;
}
vector<bool> seen;
void dfs(const Graph& G, int v) {
    seen[v] = true; // v を訪問済にする

    // v から行ける各頂点 next_v について
    for (auto next_v : G[v]) {
        if (seen[next_v]) continue; // next_v が探索済だったらスルー
        dfs(G, next_v); // 再帰的に探索
    }
}
int main() {
    long long INF = 10000000000000000;
    int N; vector<int>H(N);
    vector<int>DP(N, INF);
    DP[0] = 0;
    for (int X = 0; X < N; X++) {
        for (int Y = 1; Y <= 2; Y++) {
            chmin(DP[X + Y], DP[X] + abs(DP[X] - DP[X + Y]));
        }
    }
    cout << DP[N - 1] << endl;
}

Compiler output:
cc1plus: error: '::main' must return 'int'
Language: C++

#include<bits/stdc++.h>

using namespace std;

int main(){
	int n;
  cin>>n;
  vector<int> a(n);
  vector<int> dp(n);
  
  for(int i=0; i<n; i++){
  	cin>>a[i];
  }
	dp[0] =0;
  	dp[1] = abs(a[1] - a[0]);
   for(int i=2; i<n; i++){
  		 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]<<endl;
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:17:82: error: expected ';' before '}' token
   17 |                  dp[i] = min(dp[i-1]+abs(a[i]-a[i-1]) , dp[i-2]+abs(a[i]-a[i-2]))
      |                                                                                  ^
      |                                                                                  ;
   18 |    }
      |    ~
Language: C++

// https://atcoder.jp/contests/dp/tasks/dp_b
#include <bits/stdc++.h>

using namespace std;

typedef long long int ll;

int main()
{
    int n;
    cin >> n;
    k=2;
    ll height[n];
    for(int i=0 ; i<n ; i++)
        cin >> height[i];
    ll dp[n];
    for(int i=0 ;i<n ; i++)
        dp[i] = 1e15;
    dp[0] = 0;

    for(int i=1 ; i<n ; i++)
    {
        for(int j=i-1 ; j>=max(0,(i-k)) ; j--)
            dp[i] = min(dp[i],dp[j] + abs(height[i] - height[j]));
    }
    cout << dp[n-1];
    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:12:5: error: 'k' was not declared in this scope
   12 |     k=2;
      |     ^
Language: C++

#include<iostream>
#include<math.h>
#include<stdio.h>
#include<string.h>
using namespace std;
const int INF = 1e9 + 5;
int min(int a,int b)
{
    return a < b ? a : b;
}

int main()
{
    int n;  cin>>n;
    int arr[n];
    for(int i=0; i<n; i++)
        cin>>arr[i];
    
  int t[n+1];
    for(int i=1; i<=n; i++)
       t[i] = INF;
    t[1] = 0;
    t[2] = abs(arr[2] - arr[1]);
    for(int i = 3; i <= n; i ++){
        for(int j = i-1; j>= i-2; j--)
            t[i] = min(t[i], t[j] + abs(arr[i] - arr[j]));
    cout<<t[n];
    return 0;

}


Compiler output:
a.cc: In function 'int main()':
a.cc:30:2: error: expected '}' at end of input
   30 | }
      |  ^
a.cc:13:1: note: to match this '{'
   13 | {
      | ^
Language: C++

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


Compiler output:
a.cc: In function 'int main()':
a.cc:16:11: error: 'dp' was not declared in this scope; did you mean 'dup'?
   16 |     cout<<dp[n-1]<<endl;
      |           ^~
      |           dup
Language: C++

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

Compiler output:
a.cc: In function 'int main()':
a.cc:9:5: error: 'dp' was not declared in this scope; did you mean 'dup'?
    9 |     dp[n];
      |     ^~
      |     dup
a.cc:17:2: error: expected '}' at end of input
   17 | }
      |  ^
a.cc:3:11: note: to match this '{'
    3 | int main(){
      |           ^
Language: C++

#include <bits/stdc++.h>
#include <vector>
#include <cmath>

using namespace std;

int minCost(vector<int> a, int n){
  	if(n==0 || n==1) 
      return 0;
  	if(n==2)
      return abs(a[1]-1[0]);
	int dp[n];
  	dp[0]=0;
  	for(int i=1;i<n;i++)
      dp[i]=INT_MAX;
  	for(int i=0;i<n;i++){
    	for(int j=1;j<=2;j++){
        	dp[i+j]=min(dp[i+j],dp[i]+abs(a[i+j]-a[i]));
        }
    }
  	return dp[n-1];
}

int main(){
	int n;
  	cin>>n;
  	vector<int> a;
  	while(n--){
    	int temp;
      	cin>>temp;
      	a.push_back(temp);
    }
  	cout<<minCost(a,n);
  
}

Compiler output:
a.cc: In function 'int minCost(std::vector<int>, int)':
a.cc:11:24: error: invalid types 'int[int]' for array subscript
   11 |       return abs(a[1]-1[0]);
      |                        ^
Language: C

/*    _                     _     
  __| | _____   _____  ___| |__  
 / _` |/ _ \ \ / / _ \/ __| '_ \ 
| (_| |  __/\ V /  __/\__ \ | | |
 \__,_|\___| \_/ \___||___/_| |_|
*/
#include<bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp> 
#include <ext/pb_ds/tree_policy.hpp>
#define faster       ios_base::sync_with_stdio(false);cin.tie(0);cout.tie(0);
#define ll          long long
#define pb          push_back
#define ppb         pop_back
#define  endl    '\n'
#define mii         map<ll int,ll int>
#define msi         map<string,ll int>
#define mis         map<ll int, string>
#define mpi         map<pair<ll int,ll int>,ll int>
#define pii         pair<ll int,ll int>
#define vi          vector<ll int>
#define vs          vector<string>
#define all(a)      (a).begin(),(a).end()
#define maxpq       priority_queue<ll>
#define minpq       priority_queue<ll, vector<ll>, greater<ll> >
#define F           first
#define S           second
#define rep(i,j,k)  for(int i=j;i<k;i++)
#define rrep(i,a,b)  for(ll i=a;i>=b;i--)
#define present(c,x) ((c).find(x) != (c).end())
#define sz(x)       (ll int)x.size()
#define hell        1000000007
#define lbnd        lower_bound
#define ubnd        upper_bound
#define bs          binary_search
#define mp          make_pair
#define ordered_set tree<ll, null_type,less<ll>, rb_tree_tag,tree_order_statistics_node_update> 
#define what_is(x)  cout << #x << " is " << x << endl;
#define DECIMAL(n)  cout << fixed ; cout << setprecision(n);
#define time        cerr << "\nTime elapsed: " << 1000 * clock() / CLOCKS_PER_SEC << "ms\n";
#define error(args...) { string _s = #args; replace(_s.begin(), _s.end(), ',', ' '); stringstream _ss(_s); istream_iterator<string> _it(_ss); err(_it, args); }


using namespace std;
using namespace __gnu_pbds;
 
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)); }
#define N  100005

void err(istream_iterator<string> it) {}
template<typename T, typename... Args>
void err(istream_iterator<string> it, T a, Args... args) {
  cerr << *it << " = " << a << endl;
  err(++it, args...);
}
 
int main(){
  faster
   int n;
   cin>>n;

  int a[n],b[n+1];
  rep(i,0,n)cin>>a[i];
  b[0]=0,b[1]=abs(a[1]-a[0]);
  rep(i,2,n){
    b[i]=min(b[i-2]+abs(a[i]-a[i-2]),b[i-1]+abs(a[i]-a[i-1]));
  } 
  cout<<b[n-1]<<endl;
}


 

Compiler output:
main.c:7:9: fatal error: bits/stdc++.h: No such file or directory
    7 | #include<bits/stdc++.h>
      |         ^~~~~~~~~~~~~~~
compilation terminated.
Language: C

#include <bits/stdc++.h>

#define ed cout << "\n";
#define speed                         \
    ios_base::sync_with_stdio(false); \
    cin.tie(NULL);                    \
    cout.tie(NULL);
#define ll long long
#define ffor(i, a, b) for (ll i = (ll)(a); i < (ll)(b); ++i)
#define rep(i, n) ffor(i, 0, n)
#define All(obj) (obj).begin(), (obj).end()
#define INF ((ll)1e9 + 7)
#define c(a) cout << a << "\n";
using namespace std;
const int N = 100005;

int main()
{
    speed;
    cout << fixed << setprecision(9);
    /*start*/
    int n;
    cin>>n;
    vector<int>h(n);
    rep(i, n)cin>>h[i];
    vector<int>dp(n);
    dp[0]=0;
    dp[1]=abs(h[1]-h[0]);
    ffor(i, 2, n) {
        dp[i]=min((dp[i-2]+abs(h[i-2]-h[i])), (dp[i-1]+abs(h[i-1]-h[i])));
    }
    c(dp[n-1]);
}


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

#include <bits/stdc++.h>
using namespace std;
#define ll long long
ll Mxn=1e9;
vector<ll> dp(100005, -1);
vector<ll> v(1e5+1);
ll n, k;

ll frog(ll i) {
	if (i == n-1) return 0;
	if (i >= n) return Mxn;
	if (dp[i] !=-1) return dp[i];
	ll left = frog(v, i+1) + abs(v[i]-v[i+1]);
	ll right=Mxn;
	if (i+2<n) right=frog(v, i+2) + abs(v[i]-v[i+2]);
	return dp[i]=min(left, right);
}

int main() {
	cin >> n;
	for (ll i=0; i<n; ++i) cin>>v[i];
	cout << frog(v, 0);

	return 0;
}


Compiler output:
a.cc: In function 'long long int frog(long long int)':
a.cc:13:24: error: cannot convert 'std::vector<long long int>' to 'long long int'
   13 |         ll left = frog(v, i+1) + abs(v[i]-v[i+1]);
      |                        ^
      |                        |
      |                        std::vector<long long int>
a.cc:9:12: note:   initializing argument 1 of 'long long int frog(long long int)'
    9 | ll frog(ll i) {
      |            ^
a.cc:15:31: error: cannot convert 'std::vector<long long int>' to 'long long int'
   15 |         if (i+2<n) right=frog(v, i+2) + abs(v[i]-v[i+2]);
      |                               ^
      |                               |
      |                               std::vector<long long int>
a.cc:9:12: note:   initializing argument 1 of 'long long int frog(long long int)'
    9 | ll frog(ll i) {
      |            ^
a.cc: In function 'int main()':
a.cc:22:22: error: cannot convert 'std::vector<long long int>' to 'long long int'
   22 |         cout << frog(v, 0);
      |                      ^
      |                      |
      |                      std::vector<long long int>
a.cc:9:12: note:   initializing argument 1 of 'long long int frog(long long int)'
    9 | ll frog(ll i) {
      |            ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
using ll=long long;
ll dp[100001];

ll frog1(vector<ll> v, ll n, ll i) {
	if (i==n-1) return 0;
	if (dp[i] != -1) return dp[i];
	ll ans=frog1(v, n, i+1) + abs(v[i]-v[i+1]);
	if (i+2<n) ans=min(ans, frog1(v, n, i+2) + abs(v[i]-v[i+2]));
	return dp[i]=ans;
}

	memset(dp, -1, sizeof(dp));
	ll n; cin >> n;
	vector<ll> v(n);
	for (ll i=0; i<n; ++i) cin >> v[i];
	cout << frog1(v, n, 0) << "\n";

	return 0;
}



Compiler output:
a.cc:14:15: error: expected constructor, destructor, or type conversion before '(' token
   14 |         memset(dp, -1, sizeof(dp));
      |               ^
a.cc:15:15: error: 'cin' does not name a type
   15 |         ll n; cin >> n;
      |               ^~~
a.cc:17:9: error: expected unqualified-id before 'for'
   17 |         for (ll i=0; i<n; ++i) cin >> v[i];
      |         ^~~
a.cc:17:22: error: 'i' does not name a type
   17 |         for (ll i=0; i<n; ++i) cin >> v[i];
      |                      ^
a.cc:17:27: error: expected unqualified-id before '++' token
   17 |         for (ll i=0; i<n; ++i) cin >> v[i];
      |                           ^~
a.cc:18:9: error: 'cout' does not name a type
   18 |         cout << frog1(v, n, 0) << "\n";
      |         ^~~~
a.cc:20:9: error: expected unqualified-id before 'return'
   20 |         return 0;
      |         ^~~~~~
a.cc:21:1: error: expected declaration before '}' token
   21 | }
      | ^
Language: C++

#include <bits/stdc++.h>
#include <vector>
using namespace std;
template<class T> inline bool chmax(T& a, T b) { if (a < b) { a = b; return 1; } return 0; }
template<class T> inline bool chmin(T& a, T b) { if (a > b) { a = b; return 1; } return 0; }

const long long INF = 1LL << 60;

long long h[100010];

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

Compiler output:
a.cc: In function 'int main()':
a.cc:22:22: error: 'N' was not declared in this scope
   22 |   for(int i = 1; i < N; i++){
      |                      ^
a.cc:27:14: error: 'N' was not declared in this scope
   27 |   cout << dp[N-1] << endl;
      |              ^
Language: C++

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

}

Compiler output:
a.cc: In function 'int main()':
a.cc:18:36: error: no matching function for call to 'min(long long int, __gnu_cxx::__alloc_traits<std::allocator<int>, int>::value_type&)'
   18 |                         dp[j] = min(dp[i]+abs(h[j]-h[i]),dp[j]);
      |                                 ~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /usr/include/c++/14/algorithm:60,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51,
                 from a.cc:1:
/usr/include/c++/14/bits/stl_algobase.h:233:5: note: candidate: 'template<class _Tp> constexpr const _Tp& std::min(const _Tp&, const _Tp&)'
  233 |     min(const _Tp& __a, const _Tp& __b)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:233:5: note:   template argument deduction/substitution failed:
a.cc:18:36: note:   deduced conflicting types for parameter 'const _Tp' ('long long int' and '__gnu_cxx::__alloc_traits<std::allocator<int>, int>::value_type' {aka 'int'})
   18 |                         dp[j] = min(dp[i]+abs(h[j]-h[i]),dp[j]);
      |                                 ~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/stl_algobase.h:281:5: note: candidate: 'template<class _Tp, class _Compare> constexpr const _Tp& std::min(const _Tp&, const _Tp&, _Compare)'
  281 |     min(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:281:5: note:   candidate expects 3 arguments, 2 provided
In file included from /usr/include/c++/14/algorithm:61:
/usr/include/c++/14/bits/stl_algo.h:5686:5: note: candidate: 'template<class _Tp> constexpr _Tp std::min(initializer_list<_Tp>)'
 5686 |     min(initializer_list<_Tp> __l)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5686:5: note:   candidate expects 1 argument, 2 provided
/usr/include/c++/14/bits/stl_algo.h:5696:5: note: candidate: 'template<class _Tp, class _Compare> constexpr _Tp std::min(initializer_list<_Tp>, _Compare)'
 5696 |     min(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5696:5: note:   template argument deduction/substitution failed:
a.cc:18:36: note:   mismatched types 'std::initializer_list<_Tp>' and 'long long int'
   18 |                         dp[j] = min(dp[i]+abs(h[j]-h[i]),dp[j]);
      |                                 ~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~
Language: C++

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

int main()
{ int n;
  cin>>n;
  int h[n];
  for( int i =0;i<n;i++)
  {
      cin>>h[i];
  }
   int dp[n];
   dp[0]=0;
   for(int i =1;i<n;i++)
   {dp[i]=INT_MAX;}
   for(int i =1;i<n;i++)
   {
        int ans=INT_MAX;
  for(int j =1;j<=k;j++)
        {if(i-j>=0)
        { int op1 = dp[i-j];
        if(op1!=INT_MAX)
       { op1+= abs(h[i]-h[i-j]); }
        ans= min(ans, op1);
        }
         
         }
        dp[i]= ans;

        

   }

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


    return 0;

}

Compiler output:
a.cc: In function 'int main()':
a.cc:19:19: error: 'k' was not declared in this scope
   19 |   for(int j =1;j<=k;j++)
      |                   ^
Language: Java

import java.util.*;
public class frog1 {
	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 []dp=new int[n];
		dp[0]=0;
		for(int i=1;i<n;i++){
			dp[i]=Integer.MAX_VALUE;
		}
		for(int i=0;i<n;i++){
			for(int j=i+1;j<=i+2;j++){
				if(j<n){
					dp[j]=Math.min(dp[j], dp[i]+Math.abs(arr[j]-arr[i]));
				}
			}
		}
		System.out.println(dp[n-1]);
	}
}

Compiler output:
Main.java:2: error: class frog1 is public, should be declared in a file named frog1.java
public class frog1 {
       ^
1 error
Language: C++

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

int Frog1(vector<int> v){
  int n = v.size();
  vector<int> dp(n);
  dp[0] = 0;
  dp[1] = abs(v[1]-v[0]);
  for(int i = 2; i < n; i++){
    dp[i] = min(dp[i-1] + abs(v[i]-v[i-1]), dp[i-2] + abs(v[i]-v[i-2]));
  }
  return dp[n];
}

int main(){
  int n, val;
  cin>>n;
  vector<int> input(n);
  for(int i = 0; i < n; i++){
    cin>>val;
    v[i] = val;
  }
  int ans = Frog1(v);
  cout<<ans;
  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:22:5: error: 'v' was not declared in this scope
   22 |     v[i] = val;
      |     ^
a.cc:24:19: error: 'v' was not declared in this scope
   24 |   int ans = Frog1(v);
      |                   ^
Language: C++

#include<iostream>
#include<vector>

int Frog1(vector<int> v){
  int n = v.size();
  vector<int> dp(n);
  dp[0] = 0;
  dp[1] = abs(v[1]-v[0]);
  for(int i = 2; i < n; i++){
    dp[i] = min(dp[i-1] + abs(v[i]-v[i-1]), dp[i-2] + abs(v[i]-v[i-2]));
  }
  return dp[n];
}

int main(){
  int n, val;
  cin>>n;
  vector<int> input(n);
  for(int i = 0; i < n; i++){
    cin>>val;
    v[i] = val;
  }
  int ans = Frog1(v);
  cout<<ans;
  return 0;
}


Compiler output:
a.cc:4:11: error: 'vector' was not declared in this scope
    4 | int Frog1(vector<int> v){
      |           ^~~~~~
a.cc:4:11: note: suggested alternatives:
In file included from /usr/include/c++/14/vector:66,
                 from a.cc:2:
/usr/include/c++/14/bits/stl_vector.h:428:11: note:   'std::vector'
  428 |     class vector : protected _Vector_base<_Tp, _Alloc>
      |           ^~~~~~
/usr/include/c++/14/vector:93:13: note:   'std::pmr::vector'
   93 |       using vector = std::vector<_Tp, polymorphic_allocator<_Tp>>;
      |             ^~~~~~
a.cc:4:18: error: expected primary-expression before 'int'
    4 | int Frog1(vector<int> v){
      |                  ^~~
a.cc: In function 'int main()':
a.cc:17:3: error: 'cin' was not declared in this scope; did you mean 'std::cin'?
   17 |   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:18:3: error: 'vector' was not declared in this scope
   18 |   vector<int> input(n);
      |   ^~~~~~
a.cc:18:3: note: suggested alternatives:
/usr/include/c++/14/bits/stl_vector.h:428:11: note:   'std::vector'
  428 |     class vector : protected _Vector_base<_Tp, _Alloc>
      |           ^~~~~~
/usr/include/c++/14/vector:93:13: note:   'std::pmr::vector'
   93 |       using vector = std::vector<_Tp, polymorphic_allocator<_Tp>>;
      |             ^~~~~~
a.cc:18:10: error: expected primary-expression before 'int'
   18 |   vector<int> input(n);
      |          ^~~
a.cc:21:5: error: 'v' was not declared in this scope
   21 |     v[i] = val;
      |     ^
a.cc:23:19: error: 'v' was not declared in this scope
   23 |   int ans = Frog1(v);
      |                   ^
a.cc:23:20: error: 'Frog1' cannot be used as a function
   23 |   int ans = Frog1(v);
      |                    ^
a.cc:24:3: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
   24 |   cout<<ans;
      |   ^~~~
      |   std::cout
/usr/include/c++/14/iostream:63:18: note: 'std::cout' declared here
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
Language: C++

#include<iostrea>
#include<vector>

int Frog1(vector<int> v){
  int n = v.size();
  vector<int> dp(n);
  dp[0] = 0;
  dp[1] = abs(v[1]-v[0]);
  for(int i = 2; i < n; i++){
    dp[i] = min(dp[i-1] + abs(v[i]-v[i-1]), dp[i-2] + abs(v[i]-v[i-2]));
  }
  return dp[n];
}

int main(){
  int n, val;
  cin>>n;
  vector<int> input(n);
  for(int i = 0; i < n; i++){
    cin>>val;
    v[i] = val;
  }
  int ans = Frog1(v);
  cout<<ans;
  return 0;
}

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

#include<iostream>
using namespace std;


int go(int *a,int n){
  vector<int> dp(n+1,0);
  dp[2]=abs(a[1]-a[0]);
  for(int i=3;i<=n;i++)
    dp[i]=min(dp[i-1]+abs(a[i-1]-a[i-2]),dp[i-2]+abs(a[i-1]-a[i-3]));
  return dp[n];
}

int main(){
 int n;
 cin>>n;
 int a[n];
 for(int i=0;i<n;i++) cin>>a[i];
 cout<<go(a,n)<<endl;
 return 0; 
}

Compiler output:
a.cc: In function 'int go(int*, int)':
a.cc:6:3: error: 'vector' was not declared in this scope
    6 |   vector<int> dp(n+1,0);
      |   ^~~~~~
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 | using namespace std;
a.cc:6:10: error: expected primary-expression before 'int'
    6 |   vector<int> dp(n+1,0);
      |          ^~~
a.cc:7:3: error: 'dp' was not declared in this scope
    7 |   dp[2]=abs(a[1]-a[0]);
      |   ^~
Language: C++

#include <iostream>
using namespace std;

int main() {
	// your code goes here
  int n;
  cin>>n;
  vector<int> h(n+1 , 0);
  for(int i=1;i<=n;i++){
    cin>>h[i];
  }
  vector<int> dp(n+1 , 0);
  dp[1]=0;
  dp[0]=INT_MAX;
  
  for(int i=2;i<=n;i++){
    dp[i]=min(dp[i-1]+abs(val[i]-val[i-1]),dp[i-2]+abs(val[i]-val[i-2]));
  }
  return dp[n];
	
}

Compiler output:
a.cc: In function 'int main()':
a.cc:8:3: error: 'vector' was not declared in this scope
    8 |   vector<int> h(n+1 , 0);
      |   ^~~~~~
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 | using namespace std;
a.cc:8:10: error: expected primary-expression before 'int'
    8 |   vector<int> h(n+1 , 0);
      |          ^~~
a.cc:10:10: error: 'h' was not declared in this scope
   10 |     cin>>h[i];
      |          ^
a.cc:12:10: error: expected primary-expression before 'int'
   12 |   vector<int> dp(n+1 , 0);
      |          ^~~
a.cc:13:3: error: 'dp' was not declared in this scope
   13 |   dp[1]=0;
      |   ^~
a.cc:14:9: error: 'INT_MAX' was not declared in this scope
   14 |   dp[0]=INT_MAX;
      |         ^~~~~~~
a.cc:2:1: note: 'INT_MAX' is defined in header '<climits>'; this is probably fixable by adding '#include <climits>'
    1 | #include <iostream>
  +++ |+#include <climits>
    2 | using namespace std;
a.cc:17:27: error: 'val' was not declared in this scope
   17 |     dp[i]=min(dp[i-1]+abs(val[i]-val[i-1]),dp[i-2]+abs(val[i]-val[i-2]));
      |                           ^~~
Language: C++

int main(){
  int n;
  cin>>n;
  vector<int> h(n+1 , 0);
  for(int i=1;i<=n;i++){
    cin>>h[i];
  }
  vector<int> dp(n+1 , 0);
  dp[1]=0;
  dp[0]=INT_MAX;
  
  for(int i=2;i<=n;i++){
    dp[i]=min(dp[i-1]+abs(val[i]-val[i-1]),dp[i-2]+abs(val[i]-val[i-2]));
  }
  return dp[n];
}

Compiler output:
a.cc: In function 'int main()':
a.cc:3:3: error: 'cin' was not declared in this scope
    3 |   cin>>n;
      |   ^~~
a.cc:4:3: error: 'vector' was not declared in this scope
    4 |   vector<int> h(n+1 , 0);
      |   ^~~~~~
a.cc:4:10: error: expected primary-expression before 'int'
    4 |   vector<int> h(n+1 , 0);
      |          ^~~
a.cc:6:10: error: 'h' was not declared in this scope
    6 |     cin>>h[i];
      |          ^
a.cc:8:10: error: expected primary-expression before 'int'
    8 |   vector<int> dp(n+1 , 0);
      |          ^~~
a.cc:9:3: error: 'dp' was not declared in this scope
    9 |   dp[1]=0;
      |   ^~
a.cc:10:9: error: 'INT_MAX' was not declared in this scope
   10 |   dp[0]=INT_MAX;
      |         ^~~~~~~
a.cc:1:1: note: 'INT_MAX' is defined in header '<climits>'; this is probably fixable by adding '#include <climits>'
  +++ |+#include <climits>
    1 | int main(){
a.cc:13:27: error: 'val' was not declared in this scope
   13 |     dp[i]=min(dp[i-1]+abs(val[i]-val[i-1]),dp[i-2]+abs(val[i]-val[i-2]));
      |                           ^~~
a.cc:13:23: error: 'abs' was not declared in this scope
   13 |     dp[i]=min(dp[i-1]+abs(val[i]-val[i-1]),dp[i-2]+abs(val[i]-val[i-2]));
      |                       ^~~
a.cc:13:11: error: 'min' was not declared in this scope; did you mean 'main'?
   13 |     dp[i]=min(dp[i-1]+abs(val[i]-val[i-1]),dp[i-2]+abs(val[i]-val[i-2]));
      |           ^~~
      |           main
Language: C++

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

map<int, pair<bool, int>> dp;

pair<bool,int> minCost(vector<int>& heights, int i){
    if(i >= heights.size()){
        return make_pair(false, -1);
    }
    if(i == heights.size() - 1){
        return make_pair(true, 0);
    }
    if(dp.find(i) != dp.end()){
        return dp[i];
    }
    pair<bool,int> x, y, res;
    x = minCost(heights, i + 1);
    y = minCost(heights, i + 2);
    if(x.first == true && y.first == true){
        res = make_pair(true, min(abs(heights[i] - x.second), abs(heights[i] - y.second)));
    }else if(x.first == false && y.first == false){
        res = make_pair(false, - 1))
    }else if(x.first == true){
        res = make_pair(true, abs(heights[i] - x.second));
    }else{
        res = make_pair(true, abs(heights[i] - y.second)); 
    }
    dp[i] = res;
    return res;
}

int main(int argc, char * str[]){
    ios::sync_with_stdio(0);
    cin.tie(0);
    
    int N, i = 0;
    cin >> N;
    vector<int> heights(N);
    while(N--){
        cin >> heights[i++];
    }
    cout << minCost(heights, 0).second;
    return 0;
}

Compiler output:
a.cc: In function 'std::pair<bool, int> minCost(std::vector<int>&, int)':
a.cc:22:36: error: expected ';' before ')' token
   22 |         res = make_pair(false, - 1))
      |                                    ^
      |                                    ;
Language: C++

#include<iostream>
#include<vector>
using namespace std;
// int n, heights[100] = {10, 30, 40, 20};
int n, heights[10000];
std::vector<int> v(10000,-1);

int min_cost(int ind)
{
	// cout<<"ind is:"<<ind<<endl;
	if(v.at(ind) != -1)
		return v.at(ind);
	if(ind >= n)
		return INT_MAX;
	if(ind == n-1)
		return 0;

	int left = INT_MAX;
	if(ind+1<n)
		left = abs(heights[ind] - heights[ind+1]) + min_cost(ind+1);
	
	// cout<<"Left:"<<left<<"\n";
	int right = INT_MAX;
	if(ind+2<n)
		right = abs(heights[ind] - heights[ind+2]) + min_cost(ind+2);
	// cout<<"Right:"<<right<<"\n";

	// cout<<"min is:"<<min(left, right)<<endl;
	v.at(ind) = min(left, right);
	return min(left, right);
}

int main()
{
	// cout<<"Enter number of stones:";
	cin>>n;
	// n = 4;
	// cout<<"\nEnter heights:";
	for(int i=0; i<n; i++)
		cin>>heights[i];

	// cout<<"\nElements of vector:";
	// for(int i:v)
		// cout<<i<<"\t";
	// heights[4] = {10, 30, 40, 20};
	// cout<<"Minimum cost is:";
	cout<<min_cost(0);
}

Compiler output:
a.cc: In function 'int min_cost(int)':
a.cc:14:24: error: 'INT_MAX' was not declared in this scope
   14 |                 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<vector>
  +++ |+#include <climits>
    3 | using namespace std;
a.cc:18:20: error: 'INT_MAX' was not declared in this scope
   18 |         int left = INT_MAX;
      |                    ^~~~~~~
a.cc:18:20: note: 'INT_MAX' is defined in header '<climits>'; this is probably fixable by adding '#include <climits>'
Language: C++

#include <iostream>
#include <limits>
#include <algorithm>


int main() {
	int N;
	std::cin >> N;
	int h[N];
	for (int i = 0; i < N; ++i) {
		std::cin >> h[i];
	}
	
	int dp[N];
	for (int i = 0; i < N; ++i) {
		dp[i] = std::numeric_limits<int>::max();
	}
	dp[0] = 0;
	dp[1] = abs(h[0] - h[1]);
	for (int i = 2; i < N; ++i) {
		dp[i] = min(dp[i - 1] + abs(h[i] - h[i - 1]), dp[i - 2] + abs(h[i] - h[i - 2]));
	}
	cout << h[N - 1];
	
	return 0;
	
}

Compiler output:
a.cc: In function 'int main()':
a.cc:21:25: error: 'min' was not declared in this scope; did you mean 'std::min'?
   21 |                 dp[i] = min(dp[i - 1] + abs(h[i] - h[i - 1]), dp[i - 2] + abs(h[i] - h[i - 2]));
      |                         ^~~
      |                         std::min
In file included from /usr/include/c++/14/algorithm:61,
                 from a.cc:3:
/usr/include/c++/14/bits/stl_algo.h:5696:5: note: 'std::min' declared here
 5696 |     min(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
a.cc:23:9: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
   23 |         cout << h[N - 1];
      |         ^~~~
      |         std::cout
In file included from a.cc:1:
/usr/include/c++/14/iostream:63:18: note: 'std::cout' declared here
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
Language: C++

#include <iostream>
#include <limits>
#include <algorithm>


int main() {
	int N;
	std::cin >> N;
	int h[N];
	for (int i = 0; i < N; ++i) {
		std::cin >> h[i];
	}
	
	int dp[N];
	for (int i = 0; i < N; ++i) {
		dp[i] = std::numerical_limits<int>::max();
	}
	dp[0] = 0;
	dp[1] = abs(h[0] - h[1]);
	for (int i = 2; i < N; ++i) {
		dp[i] = min(dp[i - 1] + abs(h[i] - h[i - 1]), dp[i - 2] + abs(h[i] - h[i - 2]));
	}
	cout << h[N - 1];
	
	return 0;
	
}

Compiler output:
a.cc: In function 'int main()':
a.cc:16:30: error: 'numerical_limits' is not a member of 'std'; did you mean 'numeric_limits'?
   16 |                 dp[i] = std::numerical_limits<int>::max();
      |                              ^~~~~~~~~~~~~~~~
      |                              numeric_limits
a.cc:16:47: error: expected primary-expression before 'int'
   16 |                 dp[i] = std::numerical_limits<int>::max();
      |                                               ^~~
a.cc:21:25: error: 'min' was not declared in this scope; did you mean 'std::min'?
   21 |                 dp[i] = min(dp[i - 1] + abs(h[i] - h[i - 1]), dp[i - 2] + abs(h[i] - h[i - 2]));
      |                         ^~~
      |                         std::min
In file included from /usr/include/c++/14/algorithm:61,
                 from a.cc:3:
/usr/include/c++/14/bits/stl_algo.h:5696:5: note: 'std::min' declared here
 5696 |     min(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
a.cc:23:9: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
   23 |         cout << h[N - 1];
      |         ^~~~
      |         std::cout
In file included from a.cc:1:
/usr/include/c++/14/iostream:63:18: note: 'std::cout' declared here
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
Language: C++

#include <stream>
#include <limits>
#include <algorithm>


int main() {
	int N;
	std::cin >> N;
	int h[N];
	for (int i = 0; i < N; ++i) {
		std::cin >> h[i];
	}
	
	int dp[N];
	for (int i = 0; i < N; ++i) {
		dp[i] = std::numerical_limits<int>::max();
	}
	dp[0] = 0;
	dp[1] = abs(h[0] - h[1]);
	for (int i = 2; i < N; ++i) {
		dp[i] = min(dp[i - 1] + abs(h[i] - h[i - 1]), dp[i - 2] + abs(h[i] - h[i - 2]));
	}
	cout << h[N - 1];
	
	return 0;
	
}

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

#include<bits/stdc++.h>
using namespace std;
#define inf  1e9
#define ll long long 

ll solve(ll n,int *height){
	ll dp[n+1]={0};
	dp[1] = 1;
	for(ll i= 2;i<=n;i++)
    {
		ll op1 = abs(height[i]-height[i-1]) +(dp[i-1]);
		ll op2 =  (i==2)?inf : abs(height[i]-height[i-2])+(dp[i-2]);
		dp[i] = min(op1,op2);
	}
	return dp[n];
}
int main()
{
	ll n;
	cin>>n;
	ll* height = new ll[n+1];
	for(ll i =1;i<=n;i++)cin>>height[i];
     cout<<solve(n,height);
	return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:23:20: error: cannot convert 'long long int*' to 'int*'
   23 |      cout<<solve(n,height);
      |                    ^~~~~~
      |                    |
      |                    long long int*
a.cc:6:20: note:   initializing argument 2 of 'long long int solve(long long int, int*)'
    6 | ll solve(ll n,int *height){
      |               ~~~~~^~~~~~
Language: C++

#include<bits/stdc++.h>
using namespace std;
#define inf  1e9
#define ll long long 

ll solve(ll n,int *height){
	ll dp[n+1]={0};
	dp[1] = 1;
	for(ll i= 2;i<=n;i++){
		ll op1 = abs(height[i]-height[i-1] +dp[i-1]);
		ll op2 =  (i==2)?inf : abs(height[i]-height[i-2]+dp[i-2]);
		dp[i] = min(op1,op2);
	}
	return dp[n];
}
int main()
{
	ll n;
	cin>>n;
	ll* height = new ll[n+1];
	for(ll i =1;i<=n;i++)cin>>height[i];
     cout<<solve(n,height);
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:22:20: error: cannot convert 'long long int*' to 'int*'
   22 |      cout<<solve(n,height);
      |                    ^~~~~~
      |                    |
      |                    long long int*
a.cc:6:20: note:   initializing argument 2 of 'long long int solve(long long int, int*)'
    6 | ll solve(ll n,int *height){
      |               ~~~~~^~~~~~
Language: C++

#include<bits/stdc++.h>
using namespace std;
#define inf  1e9

int solve(int n,int *arr){
	int dp[n+1]={0};
	dp[1] = 1;
	for(int i= 2;i<=n;i++){
		int op1 = abs(height[i]-height[i-1] +dp[i-1]);
		int op2 =  if(i==2)?inf : abs(height[i]-height[i-2]+dp[i-2]);
		dp[i] = min(op1,op2);
	}
	return dp[n];
}
int main(int argc, char const *argv[])
{
	int n;
	cin>>n;
	int* height = new int[n];
	for(int i =0;i<n;i++)cin>>height[i];
     cout<<solve(n,height);
	return 0;
}

Compiler output:
a.cc: In function 'int solve(int, int*)':
a.cc:9:31: error: 'height' was not declared in this scope
    9 |                 int op1 = abs(height[i]-height[i-1] +dp[i-1]);
      |                               ^~~~~~
a.cc:10:28: error: expected primary-expression before 'if'
   10 |                 int op2 =  if(i==2)?inf : abs(height[i]-height[i-2]+dp[i-2]);
      |                            ^~
Language: C++

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

using namespace std;
# define int long long 
int n;
int a[100005];
int dp[100005];

int fun(int ind) {
	if(ind==(n-1)) return 0; 
	if(ind>=n) return INT_MAX; 
 
	if(dp[ind]!=-1) return dp[ind]; 
    
	int left = abs(a[ind]-a[ind+1]) + fun(ind+1); 
	int right = INT_MAX; 
	if(ind+2<n) {
		right = abs(a[ind] - a[ind+2]) + fun(ind+2); 
	}
 
	return dp[ind] = min(left, right); 
}


int main(){
  cin>>n;
  for(int i=0; i<n; i++){
   cin>>a[i]; 
  }
  
  memset(dp,-1,sizeof dp);
  
 cout<<fun(0);
  return 0;
}


Compiler output:
cc1plus: error: '::main' must return 'int'
Language: C++

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

using namespace std;
# define int long long 
int n;
int a[100005];
int dp[100005];

int fun(int ind) {
	if(ind==(n-1)) return 0; 
	if(ind>=n) return INT_MAX; 
 
	if(dp[ind]!=-1) return dp[ind]; 
    
	int left = abs(a[ind]-a[ind+1]) + fun(ind+1); 
	int right = INT_MAX; 
	if(ind+2<n) {
		right = abs(a[ind] - a[ind+2]) + fun(ind+2); 
	}
 
	return dp[ind] = min(left, right); 
}


int main(){
  cin>>n;
  for(int i=0; i<n; i++){
   cin>>a[i]; 
  }
  
  memset(dp,-1,n);
  
 cout<<fun(0);
  return 0;
}


Compiler output:
cc1plus: error: '::main' must return 'int'