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

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

int main(){
	int n;
	cin >> n;
	vector<int> p(n);
	for(int i = 0; i < n; i++) cin >> p[i];
	int cnt = 0;
	for(int i = 1; i < N - 1; i++){
		if(p[i] < p[i - 1] && p[i] > p[i + 1]) cnt++;
		else if(p[i] > p[i - 1] && p[i] < p[i + 1]) cnt++;
	}
	cout << cnt << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:10:28: error: 'N' was not declared in this scope
   10 |         for(int i = 1; i < N - 1; i++){
      |                            ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
int main(){
    int n, ord = 0;
    cin >> n;
    vector<int> k(n);
    for(int i = 0; i < n; i++){
    cin >> k.at(i);
}
for(int j = 1; j < n - 1; j++)
{
    /* code */if(k.at(j-1) < k.at(j) && k.at(j) < k.at(j+1))
    ord++;
 else if(k.at(j-1) > k.at(j) && k.at(j) > k.at(j+1)) 
   ord++
}
cout << ord << endl;
}




Compiler output:
a.cc: In function 'int main()':
a.cc:15:9: error: expected ';' before '}' token
   15 |    ord++
      |         ^
      |         ;
   16 | }
      | ~
Language: C++

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

int main() {
  int n;
  cin >> n;
  
  vector<int> p(n);
  for (int i=0; i<n; i++){
    cin >> p.at(i);
  }
  
  int cnt = 0;
  
  for (int i=1; i<n-1; i++){
    if ((p.at(i) < p.at(i-1) && p.at(i) > p.at(i+1))||((p.at(i) < p.at(i+1) && p.at(i) > p.at(i-1))){
          cnt++;
        }
  }
        
        cout << cnt << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:16:101: error: expected ')' before '{' token
   16 |     if ((p.at(i) < p.at(i-1) && p.at(i) > p.at(i+1))||((p.at(i) < p.at(i+1) && p.at(i) > p.at(i-1))){
      |        ~                                                                                            ^
      |                                                                                                     )
a.cc:19:3: error: expected primary-expression before '}' token
   19 |   }
      |   ^
Language: C++

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

int main() {
  int n;
  cin >> n;
  
  vector<int> p(n);
  for (int i=0; i<n; i++){
    cin >> p.at(i);
  }
  
  int cnt = 0;
  
  for (int i=1; i<n-1; i++){
    if ((p.at(i) < p.at(i-1) && p.at(i) > p.at(i+1))||
        ((p.at(i) < p.at(i+1) && p.at(i) > p.at(i-1))){
          cnt++;
        }
  }
        
        cout << cnt << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:17:55: error: expected ')' before '{' token
   17 |         ((p.at(i) < p.at(i+1) && p.at(i) > p.at(i-1))){
      |                                                       ^
      |                                                       )
a.cc:16:8: note: to match this '('
   16 |     if ((p.at(i) < p.at(i-1) && p.at(i) > p.at(i+1))||
      |        ^
a.cc:20:3: error: expected primary-expression before '}' token
   20 |   }
      |   ^
Language: C

#include<stdio.h>
#define LENGTH 20

int main(){
  int p[LENGTH];
  int n;
  int result;
  int i;
  scanf("%d",&n);
  
  for (i = 0; i <n; i++){
    scaf("%d",&p[i]);
  }
  for(i=0; i<n-2; i++){
    if ((p[i+1] <p[i] && p[i+1]>p[i+2]) ||(p[i+1]>p[i] && p[i+1]<p[i+2]))
      result++;
  }
  printf("%d",result);
}


Compiler output:
main.c: In function 'main':
main.c:12:5: error: implicit declaration of function 'scaf'; did you mean 'scanf'? [-Wimplicit-function-declaration]
   12 |     scaf("%d",&p[i]);
      |     ^~~~
      |     scanf
Language: C

#include<stdio.h>

int main(){
        int n;
        scanf("%d",&n);

        int a[n];
        for(int i=0; i<n; i++){
                scanf("%d",&a[i]);
        }
        int count = 0;
        for (int i=0; i<n-1; i++){
                if (a[i-1] < a[i] && a[i] < a[i+1]){
                        count++;
                }else if (a[i-1] > a[i] && a[i] > a[i+1]){
                        count++;
                }
        }
        printf("%d",count);
        return 0;
}
~                          

Compiler output:
main.c:22:1: error: expected identifier or '(' before '~' token
   22 | ~
      | ^
Language: C

#include <stdio.h>
int main(){
  int n;scanf("%d",&n);
  int p1,p2,p3,j=0;
  scanf("%d %d %d",&p1,&p2&p3);
  if(p1 < p2 && p2 < p3)j++;
  for(int i = 0; i < n-3i++){
  p1 = p2; p2 = p3; scanf("%d",&p3);
  if(p1 < p2 && p2 < p3)j++;
  }
  printf("%d",j);
return 0;
}

Compiler output:
main.c: In function 'main':
main.c:5:27: error: invalid operands to binary & (have 'int *' and 'int')
    5 |   scanf("%d %d %d",&p1,&p2&p3);
      |                        ~~~^
      |                        |
      |                        int *
main.c:7:26: error: lvalue required as increment operand
    7 |   for(int i = 0; i < n-3i++){
      |                          ^~
main.c:7:28: error: expected ';' before ')' token
    7 |   for(int i = 0; i < n-3i++){
      |                            ^
      |                            ;
Language: C++

#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef double lf;
typedef pair<ll,ll> ii;
typedef pair<ii,ll> iii;
#define REP(i,n) for(int i=0;i<n;i++)
#define REP1(i,n) for(ll i=1;i<=n;i++)
#define RST(i,n) memset(i,n,sizeof i)
#define SZ(a) (int)a.size()
#define ALL(a) a.begin(),a.end()
#define X first
#define Y second
#define mkp make_pair
#define pb push_back
#define eb emplace_back
#define pob pop_back
#ifdef cold66
#define debug(...) do{\
    fprintf(stderr,"%s - %d (%s) = ",__PRETTY_FUNCTION__,__LINE__,#__VA_ARGS__);\
    _do(__VA_ARGS__);\
}while(0)
template<typename T>void _do(T &&_x){cerr<<_x<<endl;}
template<typename T,typename ...S> void _do(T &&_x,S &&..._t){cerr<<_x<<", ";_do(_t...);}
template<typename _a,typename _b> ostream& operator << (ostream &_s,const pair<_a,_b> &_p){return _s<<"("<<_p.X<<","<<_p.Y<<")";}
template<typename It> ostream& _OUTC(ostream &_s,It _ita,It _itb)
{
    _s<<"{";
    for(It _it=_ita;_it!=_itb;_it++)
    {
        _s<<(_it==_ita?"":",")<<*_it;
    }
    _s<<"}";
    return _s;
}
template<typename _a> ostream &operator << (ostream &_s,vector<_a> &_c){return _OUTC(_s,ALL(_c));}
template<typename _a> ostream &operator << (ostream &_s,set<_a> &_c){return _OUTC(_s,ALL(_c));}
template<typename _a,typename _b> ostream &operator << (ostream &_s,map<_a,_b> &_c){return _OUTC(_s,ALL(_c));}
template<typename _t> void pary(_t _a,_t _b){_OUTC(cerr,_a,_b);cerr<<endl;}
#define IOS()
#else
#define debug(...)
#define pary(...)
#define endl '\n'
#define IOS() ios_base::sync_with_stdio(0);cin.tie(0);
#endif // cold66
//}
template<class T> inline bool chkmax(T &a, const T &b) { return b > a ? a = b, true : false; }
template<class T> inline bool chkmin(T &a, const T &b) { return b < a ? a = b, true : false; }
template<class T> using MaxHeap = priority_queue<T>;
template<class T> using MinHeap = priority_queue<T, vector<T>, greater<T>>;

const ll MAXn=1e5+5,MAXlg=__lg(MAXn)+2;
const ll MOD=1000000007;
const ll INF=0x3f3f3f3f;

int main(){
    IOS();
    ll n;
    cin >> n;
    REP (i,n) cin >> d[i];
    ll ans = 0;
    REP1 (i,n-2) {
        vector<ll> v;
        for (ll j=i-1;j<=i+1;j++) v.eb(d[j]);
        sort(ALL(v));
        if (v[1] == d[i]) ans++;
    }
    cout << ans << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:61:22: error: 'd' was not declared in this scope
   61 |     REP (i,n) cin >> d[i];
      |                      ^
a.cc:65:40: error: 'd' was not declared in this scope
   65 |         for (ll j=i-1;j<=i+1;j++) v.eb(d[j]);
      |                                        ^
a.cc:67:21: error: 'd' was not declared in this scope
   67 |         if (v[1] == d[i]) ans++;
      |                     ^
Language: C++

#include<iostream>
using namespace std;

int main()
{
  int n;
  cin >> n;
  
  int p;
  for(int i=0;i<n;i++)
    cin >> p[i];
  
  int ans=0;
  
  for(int j=0;j<n-2;j++){
    if(p[j]<p[j+1]&&p[j+1]<p[j+2])
      ans++;
    else if(p[j]>p[j+1]&&p[j+1]>p[j+2])
      ans++;
    else
      continue;
  }
  
  cout << ans;
  
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:11:13: error: invalid types 'int[int]' for array subscript
   11 |     cin >> p[i];
      |             ^
a.cc:16:9: error: invalid types 'int[int]' for array subscript
   16 |     if(p[j]<p[j+1]&&p[j+1]<p[j+2])
      |         ^
a.cc:16:14: error: invalid types 'int[int]' for array subscript
   16 |     if(p[j]<p[j+1]&&p[j+1]<p[j+2])
      |              ^
a.cc:16:22: error: invalid types 'int[int]' for array subscript
   16 |     if(p[j]<p[j+1]&&p[j+1]<p[j+2])
      |                      ^
a.cc:16:29: error: invalid types 'int[int]' for array subscript
   16 |     if(p[j]<p[j+1]&&p[j+1]<p[j+2])
      |                             ^
a.cc:18:14: error: invalid types 'int[int]' for array subscript
   18 |     else if(p[j]>p[j+1]&&p[j+1]>p[j+2])
      |              ^
a.cc:18:19: error: invalid types 'int[int]' for array subscript
   18 |     else if(p[j]>p[j+1]&&p[j+1]>p[j+2])
      |                   ^
a.cc:18:27: error: invalid types 'int[int]' for array subscript
   18 |     else if(p[j]>p[j+1]&&p[j+1]>p[j+2])
      |                           ^
a.cc:18:34: error: invalid types 'int[int]' for array subscript
   18 |     else if(p[j]>p[j+1]&&p[j+1]>p[j+2])
      |                                  ^
Language: C++

include "stdc++.h"
using namespace std;

int main(){
	int N;
	int ans = 0;
	cin >> N;
	vector<int> ary(N);
	for(int i=0; i<N; ++i){

		cin >> ary[i];


	}   

	for (int i = 1; i < ary.size() - 1; i++)
	{
		if(ary[i-1] < ary[i] && ary[i] < ary[i+1] ){
			ans++;
			continue;
		}

		if(ary[i-1] > ary[i] && ary[i] > ary[i+1] ){
			ans++;
			continue;
		}

	}


	std::cout << ans << std::endl;
	return 0;
}

Compiler output:
a.cc:1:1: error: 'include' does not name a type
    1 | include "stdc++.h"
      | ^~~~~~~
a.cc: In function 'int main()':
a.cc:7:9: error: 'cin' was not declared in this scope
    7 |         cin >> N;
      |         ^~~
a.cc:8:9: error: 'vector' was not declared in this scope
    8 |         vector<int> ary(N);
      |         ^~~~~~
a.cc:8:16: error: expected primary-expression before 'int'
    8 |         vector<int> ary(N);
      |                ^~~
a.cc:11:24: error: 'ary' was not declared in this scope
   11 |                 cin >> ary[i];
      |                        ^~~
a.cc:16:29: error: 'ary' was not declared in this scope
   16 |         for (int i = 1; i < ary.size() - 1; i++)
      |                             ^~~
a.cc:31:14: error: 'cout' is not a member of 'std'
   31 |         std::cout << ans << std::endl;
      |              ^~~~
a.cc:1:1: note: 'std::cout' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
  +++ |+#include <iostream>
    1 | include "stdc++.h"
a.cc:31:34: error: 'endl' is not a member of 'std'
   31 |         std::cout << ans << std::endl;
      |                                  ^~~~
a.cc:1:1: note: 'std::endl' is defined in header '<ostream>'; this is probably fixable by adding '#include <ostream>'
  +++ |+#include <ostream>
    1 | include "stdc++.h"
Language: C++

include "stdafx.h"
using namespace std;

int main(){
	int N;
	int ans = 0;
	cin >> N;
	vector<int> ary(N);
	for(int i=0; i<N; ++i){

		cin >> ary[i];


	}   

	for (int i = 1; i < ary.size() - 1; i++)
	{
		if(ary[i-1] < ary[i] && ary[i] < ary[i+1] ){
			ans++;
			continue;
		}

		if(ary[i-1] > ary[i] && ary[i] > ary[i+1] ){
			ans++;
			continue;
		}

	}


	std::cout << ans << std::endl;
	return 0;
}

Compiler output:
a.cc:1:1: error: 'include' does not name a type
    1 | include "stdafx.h"
      | ^~~~~~~
a.cc: In function 'int main()':
a.cc:7:9: error: 'cin' was not declared in this scope
    7 |         cin >> N;
      |         ^~~
a.cc:8:9: error: 'vector' was not declared in this scope
    8 |         vector<int> ary(N);
      |         ^~~~~~
a.cc:8:16: error: expected primary-expression before 'int'
    8 |         vector<int> ary(N);
      |                ^~~
a.cc:11:24: error: 'ary' was not declared in this scope
   11 |                 cin >> ary[i];
      |                        ^~~
a.cc:16:29: error: 'ary' was not declared in this scope
   16 |         for (int i = 1; i < ary.size() - 1; i++)
      |                             ^~~
a.cc:31:14: error: 'cout' is not a member of 'std'
   31 |         std::cout << ans << std::endl;
      |              ^~~~
a.cc:1:1: note: 'std::cout' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
  +++ |+#include <iostream>
    1 | include "stdafx.h"
a.cc:31:34: error: 'endl' is not a member of 'std'
   31 |         std::cout << ans << std::endl;
      |                                  ^~~~
a.cc:1:1: note: 'std::endl' is defined in header '<ostream>'; this is probably fixable by adding '#include <ostream>'
  +++ |+#include <ostream>
    1 | include "stdafx.h"
Language: C++

using namespace std;

int main(){
	int N;
	int ans = 0;
	cin >> N;
	vector<int> ary(N);
	for(int i=0; i<N; ++i){

		cin >> ary[i];


	}   

	for (int i = 1; i < ary.size() - 1; i++)
	{
		if(ary[i-1] < ary[i] && ary[i] < ary[i+1] ){
			ans++;
			continue;
		}

		if(ary[i-1] > ary[i] && ary[i] > ary[i+1] ){
			ans++;
			continue;
		}

	}


	std::cout << ans << std::endl;
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:6:9: error: 'cin' was not declared in this scope
    6 |         cin >> N;
      |         ^~~
a.cc:1:1: note: 'std::cin' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
  +++ |+#include <iostream>
    1 | using namespace std;
a.cc:7:9: error: 'vector' was not declared in this scope
    7 |         vector<int> ary(N);
      |         ^~~~~~
a.cc:1:1: note: 'std::vector' is defined in header '<vector>'; this is probably fixable by adding '#include <vector>'
  +++ |+#include <vector>
    1 | using namespace std;
a.cc:7:16: error: expected primary-expression before 'int'
    7 |         vector<int> ary(N);
      |                ^~~
a.cc:10:24: error: 'ary' was not declared in this scope
   10 |                 cin >> ary[i];
      |                        ^~~
a.cc:15:29: error: 'ary' was not declared in this scope
   15 |         for (int i = 1; i < ary.size() - 1; i++)
      |                             ^~~
a.cc:30:14: error: 'cout' is not a member of 'std'
   30 |         std::cout << ans << std::endl;
      |              ^~~~
a.cc:30:14: note: 'std::cout' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
a.cc:30:34: error: 'endl' is not a member of 'std'
   30 |         std::cout << ans << std::endl;
      |                                  ^~~~
a.cc:1:1: note: 'std::endl' is defined in header '<ostream>'; this is probably fixable by adding '#include <ostream>'
  +++ |+#include <ostream>
    1 | using namespace std;
Language: C

#include <stdio.h>
#include <stdlib.h>
#include <string.h>

int main(){
  char p_tmp[100];
  char *end[20];
  int n;
  int i,j;
  int p[20];
  int count=0;
  
  scanf("%d\n",&n);
  scanf("%s\n",&p_tmp);
  
  p[0] = strtol(p_tmp, &end[0], 10);
  for(i=0;i<20;i++){
    p[i] = strtol(end[i], &end[i+1], 10);
    }
  }

  for(i=1;i<19;i++){
    if((p[i-1]>p[i] && p[i]>p[i+1])|| (p[i-1]<p[i] && p[i]<p[i+1])) count++;
  }
  printf("%d\n",count);
  return 0;
}


Compiler output:
main.c:22:3: error: expected identifier or '(' before 'for'
   22 |   for(i=1;i<19;i++){
      |   ^~~
main.c:22:12: error: expected '=', ',', ';', 'asm' or '__attribute__' before '<' token
   22 |   for(i=1;i<19;i++){
      |            ^
main.c:22:17: error: expected '=', ',', ';', 'asm' or '__attribute__' before '++' token
   22 |   for(i=1;i<19;i++){
      |                 ^~
main.c:25:10: error: expected declaration specifiers or '...' before string constant
   25 |   printf("%d\n",count);
      |          ^~~~~~
main.c:25:17: error: unknown type name 'count'
   25 |   printf("%d\n",count);
      |                 ^~~~~
main.c:26:3: error: expected identifier or '(' before 'return'
   26 |   return 0;
      |   ^~~~~~
main.c:27:1: error: expected identifier or '(' before '}' token
   27 | }
      | ^
Language: C

#include <stdio.h>
#include <stdlib.h>
#include <string.h>

int main(){
  char p_tmp[100];
  char *end[20];
  int n;
  int i,j;
  int p[20];
  int count=0;
  
  scanf("%d\n",&n);
  scanf("%s\n",&p_tmp);
  
  p[0] = strtol(p_tmp, &end[0], 10);
  for(i=1;i<20;i++){
    p[i] = strtol(end[i], &end[i+1], 10);
    }
  }

  for(i=1;i<19;i++){
    if((p[i-1]>p[i] && p[i]>p[i+1])|| (p[i-1]<p[i] && p[i]<p[i+1])) count++;
  }
  printf("%d\n",count);
  return 0;
}


Compiler output:
main.c:22:3: error: expected identifier or '(' before 'for'
   22 |   for(i=1;i<19;i++){
      |   ^~~
main.c:22:12: error: expected '=', ',', ';', 'asm' or '__attribute__' before '<' token
   22 |   for(i=1;i<19;i++){
      |            ^
main.c:22:17: error: expected '=', ',', ';', 'asm' or '__attribute__' before '++' token
   22 |   for(i=1;i<19;i++){
      |                 ^~
main.c:25:10: error: expected declaration specifiers or '...' before string constant
   25 |   printf("%d\n",count);
      |          ^~~~~~
main.c:25:17: error: unknown type name 'count'
   25 |   printf("%d\n",count);
      |                 ^~~~~
main.c:26:3: error: expected identifier or '(' before 'return'
   26 |   return 0;
      |   ^~~~~~
main.c:27:1: error: expected identifier or '(' before '}' token
   27 | }
      | ^
Language: C

#include <stdio.h>
#include <stdlib.h>

int main(){
  char p_tmp[100];
  char *end[20];
  int n;
  int i,j;
  int p[20];
  int count=0;
  
  scanf("%d",&n);
  scanf("%s",&p_tmp);
  
  p[0] = strtol(p_tmp, &end[0], 10);
  for(i=1;i<20;i++){
    p[i] = strtol(end[i], &end[i+1], 10);
    }
  }

  for(i=1;i<19;i++){
    if((p[i-1]>p[i] && p[i]>p[i+1])|| (p[i-1]<p[i] && p[i]<p[i+1])) count++;
  }
  printf("%d",count);
  return 0;
}

Compiler output:
main.c:21:3: error: expected identifier or '(' before 'for'
   21 |   for(i=1;i<19;i++){
      |   ^~~
main.c:21:12: error: expected '=', ',', ';', 'asm' or '__attribute__' before '<' token
   21 |   for(i=1;i<19;i++){
      |            ^
main.c:21:17: error: expected '=', ',', ';', 'asm' or '__attribute__' before '++' token
   21 |   for(i=1;i<19;i++){
      |                 ^~
main.c:24:10: error: expected declaration specifiers or '...' before string constant
   24 |   printf("%d",count);
      |          ^~~~
main.c:24:15: error: unknown type name 'count'
   24 |   printf("%d",count);
      |               ^~~~~
main.c:25:3: error: expected identifier or '(' before 'return'
   25 |   return 0;
      |   ^~~~~~
main.c:26:1: error: expected identifier or '(' before '}' token
   26 | }
      | ^
Language: C++

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

int main()
{
    int n, count;
    cin >> n;
    vactor<int> a(n);
    for (int i = 1; i < n - 1; i++) {
        if (a[i-1] < a[i] && a[i] < a[i+1] || a[i-1] > a[i] && a[i] > a[i+1]) count++;
    }
    cout << count << endl;
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:9:5: error: 'vactor' was not declared in this scope
    9 |     vactor<int> a(n);
      |     ^~~~~~
a.cc:9:12: error: expected primary-expression before 'int'
    9 |     vactor<int> a(n);
      |            ^~~
a.cc:11:13: error: 'a' was not declared in this scope
   11 |         if (a[i-1] < a[i] && a[i] < a[i+1] || a[i-1] > a[i] && a[i] > a[i+1]) count++;
      |             ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
#define FOR(i, a, b) for(int i = (a); i < (b); ++i)
#define REP(i, n) FOR(i, 0, n)
int main() {
    int n;
    cin >> n;
    vector<int> p(n);
    REP(i, n) cin >> p.at(i);
    int count;
    FOR(i, 1, n-1) {
        int low = min(p.at(i-1), p.at(i), p.at(i+1));
        int high = max(p.at(i-1), p.at(i), p.at(i+1));
        if (low != p.at(i) && high != p.at(i)) {
            count ++;
        }
    }
    cout << count << endl;
    return 0;
}

Compiler output:
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: In instantiation of 'constexpr const _Tp& std::min(const _Tp&, const _Tp&, _Compare) [with _Tp = int; _Compare = int]':
a.cc:12:22:   required from here
   12 |         int low = min(p.at(i-1), p.at(i), p.at(i+1));
      |                   ~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/stl_algobase.h:284:17: error: '__comp' cannot be used as a function
  284 |       if (__comp(__b, __a))
      |           ~~~~~~^~~~~~~~~~
/usr/include/c++/14/bits/stl_algobase.h: In instantiation of 'constexpr const _Tp& std::max(const _Tp&, const _Tp&, _Compare) [with _Tp = int; _Compare = int]':
a.cc:13:23:   required from here
   13 |         int high = max(p.at(i-1), p.at(i), p.at(i+1));
      |                    ~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/stl_algobase.h:306:17: error: '__comp' cannot be used as a function
  306 |       if (__comp(__a, __b))
      |           ~~~~~~^~~~~~~~~~
Language: C

#include <stdio.h>

int main(){
	int n;
  	int p[];
	int i;
  	int sum = 0;
  	scanf("%d",&n);
  	for(i=0; i<n; i++){
  		scanf("%d",p[i]);
    }
	for(i=1; i<n-1; i++){
    	if(p[i-1] < p[i] && p[i] < p[i+1] || p[i+1] < p[i] && p[i] < p[i-1]){
        	sum++;
        }
    }
    printf("%d",sum);
    return 0;
}

Compiler output:
main.c: In function 'main':
main.c:5:13: error: array size missing in 'p'
    5 |         int p[];
      |             ^
Language: C++

// test1.cpp : このファイルには 'main' 関数が含まれています。プログラム実行の開始と終了がそこで行われます。
//

#include "pch.h"
#include <iostream>
using namespace std;
#define FOR(i,a,b) for (int i=(a);i<(b);i++)
#define RFOR(i, a, b) for (int i = (b)-1; i >= (a); i--)
#define REP(i, n) for (int i = 0; i < (n); i++)
#define RREP(i, n) for (int i = (n)-1; i >= 0; i--)
typedef long long LL;
int N;
int p[30];



int main()
{
	cin >> N;
	REP(i, N) {
		cin >> p[i];
	}
	int ans = 0;
	REP(i, N - 2) {
		if (p[i + 1] > p[i] && p[i + 1] < p[i + 2]) {
			ans++;
		}
		if (p[i + 1]<p[i] && p[i + 1]>p[i + 2]) {
			ans++;
		}
	}
	cout << ans << endl;

	return 0;
}

// プログラムの実行: Ctrl + F5 または [デバッグ] > [デバッグなしで開始] メニュー
// プログラムのデバッグ: F5 または [デバッグ] > [デバッグの開始] メニュー

// 作業を開始するためのヒント: 
//    1. ソリューション エクスプローラー ウィンドウを使用してファイルを追加/管理します 
//   2. チーム エクスプローラー ウィンドウを使用してソース管理に接続します
//   3. 出力ウィンドウを使用して、ビルド出力とその他のメッセージを表示します
//   4. エラー一覧ウィンドウを使用してエラーを表示します
//   5. [プロジェクト] > [新しい項目の追加] と移動して新しいコード ファイルを作成するか、[プロジェクト] > [既存の項目の追加] と移動して既存のコード ファイルをプロジェクトに追加します
//   6. 後ほどこのプロジェクトを再び開く場合、[ファイル] > [開く] > [プロジェクト] と移動して .sln ファイルを選択します


Compiler output:
a.cc:4:10: fatal error: pch.h: No such file or directory
    4 | #include "pch.h"
      |          ^~~~~~~
compilation terminated.
Language: C++

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

int main() {
  int n;
  int count=0;
  cin >> n;
  
  vector<int> data(n);
  for(int i=0;i<n;i++){
    cin >> data.at(i);
  }
  
  for(int i=1;i<n-1;i++){
    if((data.at(i)>data.at(i-1)&&data.at(i)<data.at(i+1))
       ||(data.at(i)<data.(i-1)&&data.at(i)>data.at(i+1)))
      count++;
  }
  
  cout << count;
}
    
  


Compiler output:
a.cc: In function 'int main()':
a.cc:16:27: error: expected unqualified-id before '(' token
   16 |        ||(data.at(i)<data.(i-1)&&data.at(i)>data.at(i+1)))
      |                           ^
Language: C++

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

int main() {
  int n;
  int count=0;
  cin >> n;
  
  vector<int> data(n);
  for(int i=0;i<n;i++){
    cin >> data.at(i);
  }
  
  for(int i=1;i<n-1;i++){
    if((data.at(i)>data.at(i-1)&&data.at(i)<data.at(i+1))
       ||(data.at(i)<data.(i-1)&&data.at(i)>data.at(i+1)))
      count++;
  }
  
  cout << count;
    
  


Compiler output:
a.cc: In function 'int main()':
a.cc:16:27: error: expected unqualified-id before '(' token
   16 |        ||(data.at(i)<data.(i-1)&&data.at(i)>data.at(i+1)))
      |                           ^
a.cc:20:17: error: expected '}' at end of input
   20 |   cout << count;
      |                 ^
a.cc:4:12: note: to match this '{'
    4 | int main() {
      |            ^
Language: C++

#[allow(unused_macros)]
macro_rules! input {
    (source = $s:expr, $($r:tt)*) => {
        let mut iter = $s.split_whitespace();
        let mut next = || { iter.next().unwrap() };
        input_inner!{next, $($r)*}
    };
    ($($r:tt)*) => {
        let stdin = std::io::stdin();
        let mut bytes = std::io::Read::bytes(std::io::BufReader::new(stdin.lock()));
        let mut next = move || -> String{
            bytes
                .by_ref()
                .map(|r|r.unwrap() as char)
                .skip_while(|c|c.is_whitespace())
                .take_while(|c|!c.is_whitespace())
                .collect()
        };
        input_inner!{next, $($r)*}
    };
}
 
#[allow(unused_macros)]
macro_rules! input_inner {
    ($next:expr) => {};
    ($next:expr, ) => {};
 
    ($next:expr, $var:ident : $t:tt $($r:tt)*) => {
        let $var = read_value!($next, $t);
        input_inner!{$next $($r)*}
    };
 
    ($next:expr, mut $var:ident : $t:tt $($r:tt)*) => {
        let mut $var = read_value!($next, $t);
        input_inner!{$next $($r)*}
    };
}
 
#[allow(unused_macros)]
macro_rules! read_value {
    ($next:expr, ( $($t:tt),* )) => {
        ( $(read_value!($next, $t)),* )
    };
 
    ($next:expr, [ $t:tt ; $len:expr ]) => {
        (0..$len).map(|_| read_value!($next, $t)).collect::<Vec<_>>()
    };
 
    ($next:expr, chars) => {
        read_value!($next, String).chars().collect::<Vec<char>>()
    };
 
    ($next:expr, bytes) => {
        read_value!($next, String).into_bytes()
    };
 
    ($next:expr, usize1) => {
        read_value!($next, usize) - 1
    };
 
    ($next:expr, $t:ty) => {
        $next().parse::<$t>().expect("Parse error")
    };
}



fn main() {
    input! {
        n: usize,
        p: [i32; n],
    }
    let mut res = 0;
    for i in 1..n-1 {
        if p[i-1] < p[i] && p[i] < p[i+1] {
            res = res + 1;
        }
        if p[i-1] > p[i] && p[i] > p[i+1] {
            res = res + 1;
        }
    }
    println!("{}", res);
}


Compiler output:
a.cc:1:2: error: invalid preprocessing directive #[
    1 | #[allow(unused_macros)]
      |  ^
a.cc:23:2: error: invalid preprocessing directive #[
   23 | #[allow(unused_macros)]
      |  ^
a.cc:39:2: error: invalid preprocessing directive #[
   39 | #[allow(unused_macros)]
      |  ^
a.cc:46:10: error: too many decimal points in number
   46 |         (0..$len).map(|_| read_value!($next, $t)).collect::<Vec<_>>()
      |          ^~~~~~~
a.cc:74:14: error: too many decimal points in number
   74 |     for i in 1..n-1 {
      |              ^~~~
a.cc:2:1: error: 'macro_rules' does not name a type
    2 | macro_rules! input {
      | ^~~~~~~~~~~
a.cc:24:1: error: 'macro_rules' does not name a type
   24 | macro_rules! input_inner {
      | ^~~~~~~~~~~
a.cc:40:1: error: 'macro_rules' does not name a type
   40 | macro_rules! read_value {
      | ^~~~~~~~~~~
a.cc:68:1: error: 'fn' does not name a type
   68 | fn main() {
      | ^~
Language: C++

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

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

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

	int c=0;
	for(i=0; i<n-2; i++){
		if(p[i]<p[i+1] && p[i+1]<p[i+2])
			c++;
		if(p[i]>p[i+1] && p[i+1]>p[i+2])
			c++;
	}

	cout << c << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:18:13: error: 'i' was not declared in this scope
   18 |         for(i=0; i<n-2; i++){
      |             ^
Language: C++

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

int main(){
	int n;
	string p;
	cin >> n;
	cin >> p;
	int c;

	for(int i==0; i<n-2; i++){
		if(p[i]<p[i+1] and p[i+1]<p[i+2])
			c++;
		if(p[i]>p[i+1] and p[i+1]>p[i+2])
			c++;
	}

	cout << c << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:15:18: error: expected ';' before '==' token
   15 |         for(int i==0; i<n-2; i++){
      |                  ^~
      |                  ;
a.cc:15:18: error: expected primary-expression before '==' token
   15 |         for(int i==0; i<n-2; i++){
      |                  ^~
a.cc:15:28: error: expected ')' before ';' token
   15 |         for(int i==0; i<n-2; i++){
      |            ~               ^
      |                            )
a.cc:15:30: error: 'i' was not declared in this scope
   15 |         for(int i==0; i<n-2; i++){
      |                              ^
Language: C++

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

int main()
{
	int n;
  	cin>>n;
  	vector<int> p(n);
  	int ans=0;
  	for(int i=0 ; i<n ; ++i)
    cin>>permutation[i];
  	for(int i=1 ; i<n-1 ; ++i)
    {
    	if((p[i]>p[i-1] && p[i]<p[i+1]) || (p[i]>p[i+1] && p[i]<p[i-1]))
    	++ans;
    }
  	cout<<ans<<endl;
	return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:11:10: error: 'permutation' was not declared in this scope
   11 |     cin>>permutation[i];
      |          ^~~~~~~~~~~
Language: C++

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

int main()
{
	int n;
  	cin>>n;
  	vector<int> permutation(n);
  	int ans=0;
  	for(int i=0 ; i<n ; ++i)
    cin>>permutation[i];
  	for(int i=1 ; i<n-1 ; ++i)
    {
    	if((p[i]>p[i-1] && p[i]<p[i+1]) || (p[i]>p[i+1] && p[i]<p[i-1]))
    	++ans;
    }
  	cout<<ans<<endl;
	return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:14:13: error: 'p' was not declared in this scope
   14 |         if((p[i]>p[i-1] && p[i]<p[i+1]) || (p[i]>p[i+1] && p[i]<p[i-1]))
      |             ^
Language: C++

#include<iostream>
using namespace std;

int main(){
	int n,count=0;
	cin >>n;
	int p[n];
	for(int i=0;i<n;i++){
		cin >>p[i];
	}
	for(int i=1;i<n-1;i++){
		if((p[i-1]>p[i]&&p[i]>p[i+1])||(p[i-1]<p[i]&&p[i]<p[i+1]))count++;
	}
	cout <<count<<\n;
	return 0;
}

Compiler output:
a.cc:14:23: error: stray '\' in program
   14 |         cout <<count<<\n;
      |                       ^
Language: C++

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

int main()
{
  	int n;
  	int ara[30];
  	cin >> n;
  	for(int i=0; i<n; i++){
		cin >> ara[i];
    }
  	int ans = 0;
  	for(int i=1; i<n-1; i++){
		int[] x = {ara[i-1], ara[i], ara[i+1]};
      	sort(x, x+3);
      	if(ara[i] == x[1]){
        	ans++;
        }
    }
  	cout << ans << "\n";
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:14:20: error: structured binding declaration cannot have type 'int'
   14 |                 int[] x = {ara[i-1], ara[i], ara[i+1]};
      |                    ^~
a.cc:14:20: note: type must be cv-qualified 'auto' or reference to cv-qualified 'auto'
a.cc:14:20: error: empty structured binding declaration
a.cc:14:23: error: expected initializer before 'x'
   14 |                 int[] x = {ara[i-1], ara[i], ara[i+1]};
      |                       ^
a.cc:15:14: error: 'x' was not declared in this scope
   15 |         sort(x, x+3);
      |              ^
Language: C++

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

int main()
{
  	int n;
  	int ara[30];
  	cin >> n;
  	for(int i=0; i<n; i++){
		cin >> ara[i];
    }
  	int ans = 0;
  	int x[5];
  	for(int i=1; i<n-1; i++){
		 x = {ara[i-1], ara[i], ara[i+1]};
      	sort(x, x+3);
      	if(ara[i] == x[1]){
        	ans++;
        }
    }
  	cout << ans << "\n";
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:15:20: error: assigning to an array from an initializer list
   15 |                  x = {ara[i-1], ara[i], ara[i+1]};
      |                  ~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Language: C++

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

int main()
{
  	int n;
  	int ara[30];
  	cin >> n;
  	for(int i=0; i<n; i++){
		cin >> ara[i];
    }
  	int ans = 0;
  	for(int i=1; i<n-1; i++){
		int x = {ara[i-1], ara[i], ara[i+1]};
      	sort(x, x+3);
      	if(ara[i] == x[1]){
        	ans++;
        }
    }
  	cout << ans << "\n";
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:14:21: error: scalar object 'x' requires one element in initializer
   14 |                 int x = {ara[i-1], ara[i], ara[i+1]};
      |                     ^
Language: C++

#include <iostream>
using namespace std;
int main()
{
 int n;
 cin >>n;
 int p[n];
  for(int i=0;i<n;i++)
    cin >> p[i];
  int count = 0;
  for(int i=1;i<n-2;i++)
  {
    if(((p[i-1]<p[i]) && (p[i]<p[i+1]))||((p[i-1]>p[i])&&(p[i]>p[i+1])))
      count++
  }
  cout << count <<endl;
  
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:14:14: error: expected ';' before '}' token
   14 |       count++
      |              ^
      |              ;
   15 |   }
      |   ~
Language: C++

#include <iostream>
using namespace std;
int main()
{
 int n;
 cin >>n;
 int p[n];
  for(int i=0;i<n;i++)
    cin >> p[i];
  int count = 0;
  for(int i=1;i<n-2;i++)
  {
    if(((p[i-1]<p[i]) && (p[i]<p[i+1]))||(p[i-1]>p[i])&&(p[i]>p[i+1])))
      count++
  }
  cout << count <<endl;
  
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:13:71: error: expected primary-expression before ')' token
   13 |     if(((p[i-1]<p[i]) && (p[i]<p[i+1]))||(p[i-1]>p[i])&&(p[i]>p[i+1])))
      |                                                                       ^
Language: C++

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

int main(){
    int n,i,c;
    cin>>n;
    vector<int> v(n);
    for(i=0;i<n;i++) cin>>v[i]);
    for(i=1;i<n-1;i++){
        if(max({v[i-1],v[i],v[i+1]})!=v[i] && min({v[i-1],v[i],v[i+1]})!=v[i]) c++;
    }
    cout<<c<<endl;
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:8:31: error: expected ';' before ')' token
    8 |     for(i=0;i<n;i++) cin>>v[i]);
      |                               ^
      |                               ;
Language: C

#include <stdio.h>
int main(){
  int size;
  scanf("%d",&size);
  
  int num[size],i;
  
  for(i=0;i<size;i++){
    scanf("%d",num[i]);
  }
  int s=0;
  for(i=1;i<size-1;i++){
    if(num[i-1]<num[i]&&num[i]<num[i+1]||num[i+1]<num[i]&&num[i]<num[i-1]) sum++;
  }
  printf("%d\n",s);
  return 0;
}

Compiler output:
main.c: In function 'main':
main.c:13:76: error: 'sum' undeclared (first use in this function); did you mean 'num'?
   13 |     if(num[i-1]<num[i]&&num[i]<num[i+1]||num[i+1]<num[i]&&num[i]<num[i-1]) sum++;
      |                                                                            ^~~
      |                                                                            num
main.c:13:76: note: each undeclared identifier is reported only once for each function it appears in
Language: C++

#include <iostream>
using namespace std;

  int main() {
  int n;
  cin >> n;
  vector<int> p(n);
  for(int i = 0; i < n; i++) cin >> p[i];
  int ans = 0;
  for(int i = 1; i < n - 1; i++) {
  if((p[i - 1] < p[i]) && (p[i] < p[i + 1])) ans++;
  else if((p[i - 1] > p[i]) && (p[i] > p[i + 1])) ans++;
  }
   cout << ans << endl;
   return 0;
  }
 



Compiler output:
a.cc: In function 'int main()':
a.cc:7:3: error: 'vector' was not declared in this scope
    7 |   vector<int> p(n);
      |   ^~~~~~
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:7:10: error: expected primary-expression before 'int'
    7 |   vector<int> p(n);
      |          ^~~
a.cc:8:37: error: 'p' was not declared in this scope
    8 |   for(int i = 0; i < n; i++) cin >> p[i];
      |                                     ^
a.cc:11:7: error: 'p' was not declared in this scope
   11 |   if((p[i - 1] < p[i]) && (p[i] < p[i + 1])) ans++;
      |       ^
Language: C++

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

int find(int x,y,z)
{
  	int a[3];
  	a[0] = x, a[1] = y, a[2] = z;
	sort(a,a+3);
  	return a[1];
}

int main()
{
  int n;
  cin>>n;
  int* p = new int[n];
  for(int i=0;i<n;i++)
    cin>>p[i];
  int count = 0;
  
  for(int i=0;i<n-2;i++)
  {
    int x = p[i],y=p[i+1],z=p[i+2];
    int k = find(x,y,z);
    if(k==p[i+1])
      count++;
  }
    return 0;
}

Compiler output:
a.cc:5:16: error: 'y' has not been declared
    5 | int find(int x,y,z)
      |                ^
a.cc:5:18: error: 'z' has not been declared
    5 | int find(int x,y,z)
      |                  ^
a.cc: In function 'int find(int, int, int)':
a.cc:8:26: error: 'y' was not declared in this scope
    8 |         a[0] = x, a[1] = y, a[2] = z;
      |                          ^
a.cc:8:36: error: 'z' was not declared in this scope
    8 |         a[0] = x, a[1] = y, a[2] = z;
      |                                    ^
Language: C++

#include <iostream>
using namespace std;

int find(int a[])
{
	sort(a,a+3);
  	return a[1];
}

int main()
{
  int n;
  cin>>n;
  int* p = new int[n];
  for(int i=0;i<n;i++)
    cin>>p[i];
  int count = 0;
  
  for(int i=0;i<n-2;i++)
  {
    int x = p[i],y=p[i+1],z=p[i+2];
    int k = find(x,y,z);
    if(k==p[i+1])
      count++;
  }
    return 0;
}

Compiler output:
a.cc: In function 'int find(int*)':
a.cc:6:9: error: 'sort' was not declared in this scope; did you mean 'short'?
    6 |         sort(a,a+3);
      |         ^~~~
      |         short
a.cc: In function 'int main()':
a.cc:22:17: error: no matching function for call to 'find(int&, int&, int&)'
   22 |     int k = find(x,y,z);
      |             ~~~~^~~~~~~
In file included from /usr/include/c++/14/bits/locale_facets.h:48,
                 from /usr/include/c++/14/bits/basic_ios.h:37,
                 from /usr/include/c++/14/ios:46,
                 from /usr/include/c++/14/ostream:40,
                 from /usr/include/c++/14/iostream:41,
                 from a.cc:1:
/usr/include/c++/14/bits/streambuf_iterator.h:435:5: note: candidate: 'template<class _CharT2> typename __gnu_cxx::__enable_if<std::__is_char<_CharT2>::__value, std::istreambuf_iterator<_CharT> >::__type std::find(istreambuf_iterator<_CharT>, istreambuf_iterator<_CharT>, const _CharT2&)'
  435 |     find(istreambuf_iterator<_CharT> __first,
      |     ^~~~
/usr/include/c++/14/bits/streambuf_iterator.h:435:5: note:   template argument deduction/substitution failed:
a.cc:22:17: note:   mismatched types 'std::istreambuf_iterator<_CharT>' and 'int'
   22 |     int k = find(x,y,z);
      |             ~~~~^~~~~~~
a.cc:4:5: note: candidate: 'int find(int*)'
    4 | int find(int a[])
      |     ^~~~
a.cc:4:5: note:   candidate expects 1 argument, 3 provided
Language: C++

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

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

  int ans = 0;
  for(int i = 1; i < n-1; i++){
    vector<int> ps = { p[i-1], p[i], p[i+1] };
    sort(all(ps));
    ans += p[i] == ps[1];
  }

  cout << ans << endl;
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:15:10: error: 'all' was not declared in this scope; did you mean 'std::filesystem::perms::all'?
   15 |     sort(all(ps));
      |          ^~~
      |          std::filesystem::perms::all
In file included from /usr/include/c++/14/filesystem:51,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:200,
                 from a.cc:1:
/usr/include/c++/14/bits/fs_fwd.h:158:7: note: 'std::filesystem::perms::all' declared here
  158 |       all               =  0777,
      |       ^~~
Language: C

#include <stdio.h>
#include <stdlib.h>

int main()
{
	char inputa[65535];
	char inputb[65535];
	char numbuff[1000];
	int numbers[1000];
	int numnum;
	int match;


	scanf("%65535", inputa);
	scanf("%65535", inputb);

	numnum = 0;
	for( int i=0; inputb[i] !=0; i++ ) {
		int j=0;
		while( inputb[i] != 0 && inputb[i] != ' ' ) {
			numbuff[j++] = inputb[i++];
		}
		numbuff[j]=0;
		numbers[numnum++] = atoi(numbuff);

		if( input[i-1] == 0 ) {
			i--;
		}

	}


	match=0;
	for( int i =0; i < atoi(inputa) -2; i++ ) {
		if( numbers[i] < numbers[i+1] && numbers[i+1] < numbers[i+2]  ) {
			match++;
		}
	}

	printf("%d\n", match);

	return 0;

}


Compiler output:
main.c: In function 'main':
main.c:26:21: error: 'input' undeclared (first use in this function); did you mean 'inputb'?
   26 |                 if( input[i-1] == 0 ) {
      |                     ^~~~~
      |                     inputb
main.c:26:21: note: each undeclared identifier is reported only once for each function it appears in
Language: C

#include <stdio.h>
#include <stdlib.h>

int main()
{
	char inputa[256];
	char inputb[256];
	char numbuff[1000];
	int numbers[1000];
	int numnum;
	int match;


	scanf("%255s", inputa);
	scanf("%255s", inputb);

	numnum = 0;
	for( int i=0; inputb[i] !=0; i++ ) {
		int j=0;
		while( inputb[j] != 0 && inputb[j] != ' ' ) {
			numbuff[j++] = inputb[j++];
		}
		numbuff[j]=0;
		numbers[numnum++] = atoi(numbuff);
	}

	match=0;
	for( int i =0; i < numnum -3; i++ ) {
		if( numbers[i] < numbers[i+1] && numbers[i+1] < numbers[i+2]  ) {
			match+++
		}
	}

	printf("%d\n", match);

	return 0;

}


Compiler output:
main.c: In function 'main':
main.c:31:17: error: expected expression before '}' token
   31 |                 }
      |                 ^
Language: C

#include <stdio.h>
#include <stdlib.h>

int main()
{
	char inputa[256];
	char inputb[256];
	char numbuff[1000];
	int numbers[1000];
	int numnum;
	int match;


	scanf("%255s", inputa);
	scanf("%255s", inputb);

	numnum = 0;
	for( int i=0; inputb[i] !=0; i++ ) {
		int j=0;
		while( inputb[j] != 0 && inputb[j] != ' ' ) {
			numbuff[j++] = inputb[j++];
		}
		numbuff[j]=0;
		numbers[numnum++] = atoi(numbuff);
	}

	match=0;
	for( i =0; i < numnum -3; i++ ) {
		if( numbers[i] < numbers[i+1] && numbers[i+1] < numbers[i+2]  ) {
			match+++
		}
	}

	printf("%d\n", match);

	return 0;

}


Compiler output:
main.c: In function 'main':
main.c:28:14: error: 'i' undeclared (first use in this function)
   28 |         for( i =0; i < numnum -3; i++ ) {
      |              ^
main.c:28:14: note: each undeclared identifier is reported only once for each function it appears in
main.c:31:17: error: expected expression before '}' token
   31 |                 }
      |                 ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
int main(){
  int N;
  cin>>N;
  int a[N];
  for(int i = 0;i<N;i++){
    cin>>a[i];
  }
  int ans = 0;
  for(int i = 0;i<N-2;i++){
    if(a[i]>a[i+1] && a[i+1] > a[i+2]){
      ans++;
    }
    else if(a[i]>a[i+1] && a[i+1]>a[i+2]){
      ans+;;
    }
  }
  cout << ans << endl;
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:16:11: error: expected primary-expression before ';' token
   16 |       ans+;;
      |           ^
Language: Java

public class Main {

	public static void main(String[] args) throws Exception {
		int n = Integer.parseInt(readLine());
		int[] p = new int[n];
		String[] s = readLine().split(" ");
		for (int i = 0; i < n; i++) {
			p[i] = Integer.parseInt(s[i]);
		}
		int count = 0;
		for (int i = 1; i < n - 1; i++) {
			if (p[i - 1] < p[i] && p[i] < p[i + 1]) {
				count++;
				continue;
			}
			if (p[i + 1] < p[i] && p[i] < p[i - 1]) {
				count++;
			}
		}
		System.out.println(count);
	}
	
	private static String readLine() throws IOException {
		return new BufferedReader(new InputStreamReader(System.in)).readLine();
	}
}

Compiler output:
Main.java:23: error: cannot find symbol
	private static String readLine() throws IOException {
	                                        ^
  symbol:   class IOException
  location: class Main
Main.java:24: error: cannot find symbol
		return new BufferedReader(new InputStreamReader(System.in)).readLine();
		           ^
  symbol:   class BufferedReader
  location: class Main
Main.java:24: error: cannot find symbol
		return new BufferedReader(new InputStreamReader(System.in)).readLine();
		                              ^
  symbol:   class InputStreamReader
  location: class Main
3 errors
Language: C++

// Dedication has no limitation
#include <bits/stdc++.h>
using namespace std;
bool mid(int a,int b,int c){
//check if b is the middle most element.
vector<int> v = {a,b,c};
sort(v.begin(), v.end());
if(v[1]==b)
	return true;

return false;
}
int main(){
	int k;
int t; cin >> t;
while(t--){
	
	cin >> k;
	v.push_back(k);
}

int vnt = 0;

for(int i=0; i<k-2; i++){
if(mid(v[i],v[i+1],v[i+2])){
  vnt++;
}
}
cout << vnt << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:19:9: error: 'v' was not declared in this scope
   19 |         v.push_back(k);
      |         ^
a.cc:25:8: error: 'v' was not declared in this scope
   25 | if(mid(v[i],v[i+1],v[i+2])){
      |        ^
Language: C++

def main():
    n = int(raw_input())
 
    num = map(int,raw_input().split())
    cnt = 0
    for i in range(n - 2):
        if num[i] < num[i+1] and num[i+1] < num[i+2]:
            cnt += 1
        if num[i] > num[i+1] and num[i+1] > num[i+2]:
            cnt += 1
    print(cnt)
 
 
if __name__ == "__main__":
    main()

Compiler output:
a.cc:1:1: error: 'def' does not name a type
    1 | def main():
      | ^~~
Language: C++

#include<bits/stdc++.h>

using namespace std;

int main()
{
 	int n;
  	cin >> n;
  	vector <int> a(n);
  
  	for(int & x: a)
      	cin >> x;
  	
 	int ans = 0;
  
  	for(int i = 1; i + 1 < n; ++i)
    {
     	 if(a[i] < a[i - 1] && a[i] > a[i + 1])
          	++ans;
   		if(a[i] > a[i - 1] && a[i] < a[i + 1])
          	++ans;
    }
  
  	cout << ans << '\n';
  	reutrn 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:25:9: error: 'reutrn' was not declared in this scope
   25 |         reutrn 0;
      |         ^~~~~~
Language: C++

#include <iostream>
using namespace std;

#define MAX_N 21

int main() {
	int n;
	int p[MAX_N] = {};
	int s[3] = {};

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

	int cnt = 0;
	for (int i = 1; i < n-1; i++) {
		s[0] = p[i-1];
		s[1] = p[i];
		s[2] = p[i+1];
		sort(s, s+3);
		if (s[1] == p[i]) {
			cnt++;
		}
	}
	cout << cnt << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:21:17: error: 'sort' was not declared in this scope; did you mean 'short'?
   21 |                 sort(s, s+3);
      |                 ^~~~
      |                 short
Language: C

#include<stdio.h>
int main()
{
	int p[100],n,num=0;
	for(int i=1;i=<n;i++){
		scanf("%d",&p[i]);
		if(p[i-1]<p[i] && p[i]<p[i+1] || p[i-1]>p[i] && p[i]>p[i+1]){	
			num++;
		}
	}
	printf("%d",num);	
	return 0;
}
	


Compiler output:
main.c: In function 'main':
main.c:5:23: error: expected expression before '<' token
    5 |         for(int i=1;i=<n;i++){
      |                       ^
Language: C

#inclue<stdio.h>
int main(void){
  int n,count,number,p[20];
  scanf("%d",&n);
  for(int i=0;i<n;i++){
    scanf("%d",&p[i]);
  }
  count++;
  for(int i=1;i<n;i++){
    if((p[i]>p[i-1]&&p[i]<p[i+1])||(p[i]>p[i+1]&&p[i]<p[i+1])){
      count++;
    }
  }
  printf("%d\n",count);
  return 0;
}

Compiler output:
main.c:1:2: error: invalid preprocessing directive #inclue; did you mean #include?
    1 | #inclue<stdio.h>
      |  ^~~~~~
      |  include
main.c: In function 'main':
main.c:4:3: error: implicit declaration of function 'scanf' [-Wimplicit-function-declaration]
    4 |   scanf("%d",&n);
      |   ^~~~~
main.c:1:1: note: include '<stdio.h>' or provide a declaration of 'scanf'
  +++ |+#include <stdio.h>
    1 | #inclue<stdio.h>
main.c:4:3: warning: incompatible implicit declaration of built-in function 'scanf' [-Wbuiltin-declaration-mismatch]
    4 |   scanf("%d",&n);
      |   ^~~~~
main.c:4:3: note: include '<stdio.h>' or provide a declaration of 'scanf'
main.c:14:3: error: implicit declaration of function 'printf' [-Wimplicit-function-declaration]
   14 |   printf("%d\n",count);
      |   ^~~~~~
main.c:14:3: note: include '<stdio.h>' or provide a declaration of 'printf'
main.c:14:3: warning: incompatible implicit declaration of built-in function 'printf' [-Wbuiltin-declaration-mismatch]
main.c:14:3: note: include '<stdio.h>' or provide a declaration of 'printf'