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

#include <iostream>
using namespace std;

#define ll long long
#define FOR(i, a, b) for (int i = (int)(a); i < (int)(b); i++)
#define REP(i, x) for (int i = 0; i < (int)(x); i++)
#define REPS(i, x) for (int i = 1; i <= (int)(x); i++)
#define RREP(i, x) for (int i = ((int)(x)-1); i >= 0; i--)
#define RREPS(i, x) for (int i = ((int)(x)); i > 0; i--)
#define INF 2147483647
#define LLINF 9223372036854775807LL
#define vi vector<int>
#define vvi vector<vector<int>>
#define vvvi vector<vector<vector<int>>>
#define pi pair<int, int>
#define ALL(a) (a).begin(), (a).end()
#define BIT(n) (1LL << (n))

int dx[8] = {1, 0, -1, 0, 1, 1, -1, -1};
int dy[8] = {0, 1, 0, -1, 1, -1, 1, -1};

int main(){
ll N; cin>>N;
vi S(N);
vi sum(N+1,0);
REP(i,N){
 char tmp; cin>>tmp;
 if(tmp=='E'){
 S.at(i)=1;
 }else{
 S.at(i)=-1;
 }
 sum.at(i+1)=sum.at(i)+S.at(i);
}
ll ans=0;
REP(i,N){
	if((sum.at(i)-sum.at(N)+sum.at(i+1))>=ans){
		ans=sum.at(i)-sum.at(N)+sum.at(i+1);
		}

	}
cout<<(N-1-ans)/2<<endl;

}


Compiler output:
a.cc: In function 'int main()':
a.cc:12:12: error: 'vector' was not declared in this scope
   12 | #define vi vector<int>
      |            ^~~~~~
a.cc:24:1: note: in expansion of macro 'vi'
   24 | vi S(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:12:19: error: expected primary-expression before 'int'
   12 | #define vi vector<int>
      |                   ^~~
a.cc:24:1: note: in expansion of macro 'vi'
   24 | vi S(N);
      | ^~
a.cc:12:19: error: expected primary-expression before 'int'
   12 | #define vi vector<int>
      |                   ^~~
a.cc:25:1: note: in expansion of macro 'vi'
   25 | vi sum(N+1,0);
      | ^~
a.cc:29:2: error: 'S' was not declared in this scope
   29 |  S.at(i)=1;
      |  ^
a.cc:31:2: error: 'S' was not declared in this scope
   31 |  S.at(i)=-1;
      |  ^
a.cc:33:2: error: 'sum' was not declared in this scope
   33 |  sum.at(i+1)=sum.at(i)+S.at(i);
      |  ^~~
a.cc:33:24: error: 'S' was not declared in this scope
   33 |  sum.at(i+1)=sum.at(i)+S.at(i);
      |                        ^
a.cc:37:13: error: 'sum' was not declared in this scope
   37 |         if((sum.at(i)-sum.at(N)+sum.at(i+1))>=ans){
      |             ^~~
Language: C++

#include <bits/stdc++.h>
using namespace std;
using ll=long long;
int main(){
  ll a;
  cin>>a;
  vector<ll>vec(a);
  vector<ll>vee(a);
  vector<ll>vew(a);
  ll b=0;
  for(ll i=0;i<a;i++){
    char c;
    cin>>c;
    vece.at(i)=b;
    if(c=='W'){
      vec.at(i)=1;
      b+=1;
    }
  }
  b=a-b;
  for(ll i=0;i<a;i++){
    if(vec.at(i)==0){
      b-=1;
    }
    vecw.at(i)=b;
  }
  ll d=a;
  for(ll i=0;i<a;i++){
    d=min(d,vecw.at(i)+vece.at(i));
  }
  cout<<d<<endl;     
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:14:5: error: 'vece' was not declared in this scope; did you mean 'vee'?
   14 |     vece.at(i)=b;
      |     ^~~~
      |     vee
a.cc:25:5: error: 'vecw' was not declared in this scope; did you mean 'vew'?
   25 |     vecw.at(i)=b;
      |     ^~~~
      |     vew
a.cc:29:13: error: 'vecw' was not declared in this scope; did you mean 'vew'?
   29 |     d=min(d,vecw.at(i)+vece.at(i));
      |             ^~~~
      |             vew
a.cc:29:24: error: 'vece' was not declared in this scope; did you mean 'vee'?
   29 |     d=min(d,vecw.at(i)+vece.at(i));
      |                        ^~~~
      |                        vee
Language: C++

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

int main(){
  int n;
  cin >> n;
  string str;
  cin >> str;
  int wr=0, er=0, wl=0, el=0;
  for(int i=0, i<n; i++){
    if(str[i] == 'W') wr++;
    else er++;
  }
  int smallest = 1000000007;
  for(int i=0, i<n; i++){
    if(str[i] == 'W'){
      wr--;
      smallest = min(smallest, wl+er);
      wl++;
    }else{
      er--;
      smallest = min(smallest, wl+er);
      el++;
    }
  }
  cout << smallest << endl;
  return 0;
}
      
    


Compiler output:
a.cc: In function 'int main()':
a.cc:10:17: error: expected ';' before '<' token
   10 |   for(int i=0, i<n; i++){
      |                 ^
      |                 ;
a.cc:10:17: error: expected primary-expression before '<' token
a.cc:15:17: error: expected ';' before '<' token
   15 |   for(int i=0, i<n; i++){
      |                 ^
      |                 ;
a.cc:15:17: error: expected primary-expression before '<' token
Language: C++

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

int main(){
  int n;
  cin >> n;
  string str;
  cin >> str;
  int wr=0, er=0, wl=0, el=0;
  rep(i, n){
    if(str[i] == 'W') wr++;
    else er++;
  }
  int smallest = 1000000007;
  rep(i, n){
    if(str[i] == 'W'){
      wr--;
      smallest = min(smallest, wl+er);
      wl++;
    }else{
      er--;
      smallest = min(smallest, wl+er);
      el++;
    }
  }
  cout << smallest << endl;
  return 0;
}
      
    


Compiler output:
a.cc: In function 'int main()':
a.cc:10:7: error: 'i' was not declared in this scope
   10 |   rep(i, n){
      |       ^
a.cc:10:3: error: 'rep' was not declared in this scope
   10 |   rep(i, n){
      |   ^~~
Language: C++

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

int main(){
  int n;
  cin >> n;
  string str;
  cin >> str;
  int wr=0, er=0, wl=0; el=0;
  rep(i, n){
    if(str[i] == 'W') wr++;
    else er++;
  }
  int smallest = 1000000007;
  rep(i, n){
    if(str[i] == 'W'){
      wr--;
      smallest = min(smallest, wl+er);
      wl++;
    }else{
      er--;
      smallest = min(smallest, wl+er);
      el++;
    }
  }
  cout << smallest << endl;
  return 0;
}
      
    

Compiler output:
a.cc: In function 'int main()':
a.cc:9:25: error: 'el' was not declared in this scope; did you mean 'wl'?
    9 |   int wr=0, er=0, wl=0; el=0;
      |                         ^~
      |                         wl
a.cc:10:7: error: 'i' was not declared in this scope
   10 |   rep(i, n){
      |       ^
a.cc:10:3: error: 'rep' was not declared in this scope
   10 |   rep(i, n){
      |   ^~~
Language: Java

import java.util.*;

public class Main {
	public static void main(String[] args) throws Exception{
		Scanner scn = new Scanner(System.in);
		int n = scn.nextInt();
      	String s = scn.next();
      	String[] list = s.split("");
      	int count = 0;
      	int min = n;
      	for(int i=0; i<n; i++){
          for(j=0; j<n; j++){
            if(list[j].equals("E")) count++;
          }
          for(j=n+1; j<n; j++){
            if(list[j].equals("W")) count++;
          }
          if(min>count) min = count;
        }
      	System.out.println(count);
	}
}

Compiler output:
Main.java:12: error: cannot find symbol
          for(j=0; j<n; j++){
              ^
  symbol:   variable j
  location: class Main
Main.java:12: error: cannot find symbol
          for(j=0; j<n; j++){
                   ^
  symbol:   variable j
  location: class Main
Main.java:12: error: cannot find symbol
          for(j=0; j<n; j++){
                        ^
  symbol:   variable j
  location: class Main
Main.java:13: error: cannot find symbol
            if(list[j].equals("E")) count++;
                    ^
  symbol:   variable j
  location: class Main
Main.java:15: error: cannot find symbol
          for(j=n+1; j<n; j++){
              ^
  symbol:   variable j
  location: class Main
Main.java:15: error: cannot find symbol
          for(j=n+1; j<n; j++){
                     ^
  symbol:   variable j
  location: class Main
Main.java:15: error: cannot find symbol
          for(j=n+1; j<n; j++){
                          ^
  symbol:   variable j
  location: class Main
Main.java:16: error: cannot find symbol
            if(list[j].equals("W")) count++;
                    ^
  symbol:   variable j
  location: class Main
8 errors
Language: C++



#include <bits/stdc++.h>
#include <string.h>
#include <vector>
//s#define rep(i, n) for (int i = 0; i < (n); i++)
#define MAX 10000

using namespace std;

#define ll long long
#define pb push_back
#define mp make_pair
#define all(a) (a).begin(),(a).end()
#define rep(i,a,n) for(int i=a; i<n; i++)
#define r0 return 0
#define INF (int)1e15
#define MOD 1000000007

#define access(i) a[i/3][i%3]
//#define random_shuffle(r...)random_shuffle(r,[](int _){return my_rand()%_;})

 int main(){

  ll n;
  string s;
  cin>>n>>s;

  vector<int>e(n,0);
  vector<int>w(n,0);

  ll west=0,east=0;

  for(ll i=0;i<n;i++){
      w[i] = west;
      if(s[i] == 'W') west++;
  }

  for(ll i=n-1;i>=0;i--){
      e[i] = east;
      if(s[i] == 'E') east++;
  }

  ll ans = 1e9;
  for(ll i=0;i<n;i++){
      ans = min(ans,e[i]+w[i]);
  }

  cout<<ans<<endl;

 return 0;
 }


Compiler output:
a.cc: In function 'int main()':
a.cc:46:16: error: no matching function for call to 'min(long long int&, __gnu_cxx::__alloc_traits<std::allocator<int>, int>::value_type)'
   46 |       ans = min(ans,e[i]+w[i]);
      |             ~~~^~~~~~~~~~~~~~~
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:3:
/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:46:16: note:   deduced conflicting types for parameter 'const _Tp' ('long long int' and '__gnu_cxx::__alloc_traits<std::allocator<int>, int>::value_type' {aka 'int'})
   46 |       ans = min(ans,e[i]+w[i]);
      |             ~~~^~~~~~~~~~~~~~~
/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:46:16: note:   mismatched types 'std::initializer_list<_Tp>' and 'long long int'
   46 |       ans = min(ans,e[i]+w[i]);
      |             ~~~^~~~~~~~~~~~~~~
Language: Java

#include"stdio.h"
int main(){
    int n,i,e=0,res=300000;
    char s[300000];
    scanf("%d%s",&n,s);
    for(i=0;i<n;i++){
        if(s[i]=='E') e++;
    }
    for(i=0;i<n;i++){
        res=min(res,e);
        if(s[i]=='W') e++;
        if(s[i]=='E') e--;
    }
    printf("%d",res);
    return 0;
}
int min(int *a,int *b){
    if(a<b){
        return a;
    }
    else{
        return b;
    }
}


Compiler output:
Main.java:1: error: illegal character: '#'
#include"stdio.h"
^
Main.java:1: error: class, interface, enum, or record expected
#include"stdio.h"
        ^
Main.java:4: error: class, interface, enum, or record expected
    char s[300000];
    ^
Main.java:5: error: class, interface, enum, or record expected
    scanf("%d%s",&n,s);
    ^
Main.java:6: error: class, interface, enum, or record expected
    for(i=0;i<n;i++){
    ^
Main.java:6: error: class, interface, enum, or record expected
    for(i=0;i<n;i++){
            ^
Main.java:6: error: class, interface, enum, or record expected
    for(i=0;i<n;i++){
                ^
Main.java:8: error: class, interface, enum, or record expected
    }
    ^
Main.java:9: error: class, interface, enum, or record expected
    for(i=0;i<n;i++){
            ^
Main.java:9: error: class, interface, enum, or record expected
    for(i=0;i<n;i++){
                ^
Main.java:11: error: class, interface, enum, or record expected
        if(s[i]=='W') e++;
        ^
Main.java:12: error: class, interface, enum, or record expected
        if(s[i]=='E') e--;
        ^
Main.java:13: error: class, interface, enum, or record expected
    }
    ^
Main.java:15: error: class, interface, enum, or record expected
    return 0;
    ^
Main.java:16: error: class, interface, enum, or record expected
}
^
Main.java:20: error: class, interface, enum, or record expected
    }
    ^
Main.java:23: error: class, interface, enum, or record expected
    }
    ^
17 errors
Language: C++

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

#define MAX 300000

int main() {
	int N;
	string S;
	int cntE[MAX], cntW[MAX];
	cin >> N >> S;
	cntW[0] = (S[0] == 'W' ? 1 : 0);
	cntE[N - 1] = (S[N - 1] == 'E' ? 1 : 0);
	for (int i = 1; i < N; i++) {
		cntW[i] = cntW[i - 1] + (S[i] == 'W' ? 1 : 0);
	}
	for (int i = N - 2; i >= 0; i--) {
		cntE[i] = cntE[i + 1] + (S[i] == 'E' ? 1 : 0);
	}
	int ans = INT_MAX;
	ans = min(ans, cntE[1]);
	ans = min(ans, cntW[N - 1]);
	for (int i = 1; i < N - 1; i++) {
		ans = min(ans, cntW[i - 1] + cntE[i + 1]);
	}
	cout << ans << endl;
	return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:20:19: error: 'INT_MAX' was not declared in this scope
   20 |         int ans = INT_MAX;
      |                   ^~~~~~~
a.cc:3:1: note: 'INT_MAX' is defined in header '<climits>'; this is probably fixable by adding '#include <climits>'
    2 | #include <algorithm>
  +++ |+#include <climits>
    3 | using namespace std;
Language: C++

#include <bits/stdc++.h>
using namespace std;
typedef long long int ll;
typedef long double ld;
typedef vector<ll> vl;
typedef vector<string> vs;
typedef vector<char> vc;
typedef queue<ll> ql;
typedef deque<ll> dql;
typedef priority_queue<ll, vl/*, greater<ll>*/> pql; //降順(/*昇順*/)
typedef set<ll> sl;
typedef pair<ll, ll> pl;
typedef vector<vl> vvl;
typedef vector<pl> vpl;
#define rep(i, n) for(ll i = 0; i < ll(n); i++)
#define rep2(i, n) for(ll i = 1; i <= ll(n); i++)
//#define rep(i, k, n) for(ll i = k-1; i < ll(n); i++)
//#define rep2(i, k, n) for(ll i = k; i <= ll(n); i++)
#define all(v) (v).begin(), (v).end()
bool chmin(ll &a, ll b) {if(b < a) {a = b; return 1;} return 0;}
bool chmax(ll &a, ll b) {if(b > a) {a = b; return 1;} return 0;}
const ll INF = 1LL << 60;
const ll MOD = 1e9 + 7;
//const ll MOD = 998244353;
const ll MAX = 1e9;
const char newl = '\n';

int main() {
  ios::sync_with_stdio(false);
  cin.tie(0);

  ll n;
  string s;
  cin >> n >> s;
  
  ll cnt=0;
  rep2(i, n-1) if(a[i]=='E') cnt++;
  ll ans=cnt;
  rep2(i, n-1) {
    if(a[i-1]=='W') cnt++;
    if(a[i]=='E') cnt--;
    chmin(ans, cnt);
  }
  cout << ans << newl;
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:37:19: error: 'a' was not declared in this scope
   37 |   rep2(i, n-1) if(a[i]=='E') cnt++;
      |                   ^
a.cc:40:8: error: 'a' was not declared in this scope
   40 |     if(a[i-1]=='W') cnt++;
      |        ^
a.cc:41:8: error: 'a' was not declared in this scope
   41 |     if(a[i]=='E') cnt--;
      |        ^
Language: C++

#include<bits/stdc++.h>
#define rep(i,n) for(int i=0;i<n;i++)
using namespace std;
int main(){
  int n;
  string s;
  cin >> n >> s;
  
  int east[n];
  rep(i,n){
    if(s[i] == 'E') east[i] = 1;
    else east[i] = 0;
  }
  
  for(int i=n-2;i>=0;i--) east[i] += east[i+1];
  
  int cnt = 1001001, west = 0;
  rep(i,n){
    int temp = west + east[i];
    if(s[i] == 'W') west++;
    cnt = min(cnt,temp);
  }
  
  cout << cn	t << endl;
  
  return 0;
}
        

Compiler output:
a.cc: In function 'int main()':
a.cc:24:11: error: 'cn' was not declared in this scope; did you mean 'cnt'?
   24 |   cout << cn    t << endl;
      |           ^~
      |           cnt
Language: C++

#include"Header.h"

inline vi Accumulate(vi input) {
	vi v(input.size());
	v[0] = input[0];
	for (unsigned int i = 1; i < input.size(); i++) {
		v[i] = v[i - 1] + input[i];
	}

	return v;
}
inline vi rAccumulate(vi input) {
	unsigned int l = input.size();
	vi v(l);
	v[l - 1] = input[l - 1];
	for (int i = l - 2; i >= 0; i--) {
		v[i] = v[i + 1] + input[i];
	}

	return v;
}

inline int ctoi(char c, char key) {
	if (c == key) {
		return 1;
	}
	else {
		return 0;
	}
}

int main() {
	int N;
	string S;
	cin >> N >> S;
	vi East(N);
	vi West(N);

	vi nEast(N);
	vi nWest(N);
	rep(i, N) {
		nEast[i] = ctoi(S[i], 'W');
		nWest[i] = ctoi(S[i], 'E');
	}

	East = Accumulate(nEast);
	West = rAccumulate(nWest);

	int ans = int_INF;
	rep(i, N) {
		int temp;
		if (i == 0) {
			temp = West[1];
		}
		else if (i == N - 1) {
			temp = East[N - 2];
		}
		else {
			temp = East[i - 1] + West[i + 1];
		}

		temp < ans ? ans = temp : 1;
	}

	cout << ans << endl;;
}


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

//include
//------------------------------------------
#include <vector>
#include <list>
#include <map>
#include <set>
#include <deque>
#include <stack>
#include <bitset>
#include <algorithm>
#include <functional>
#include <numeric>
#include <utility>
#include <sstream>
#include <iostream>
#include <iomanip>
#include <cstdio>
#include <cmath>
#include <cstdlib>
#include <cctype>
#include <string>
#include <cstring>
#include <ctime>
#include <bits/stdc++.h>

using namespace std;
 
//conversion
//------------------------------------------
inline int toInt(string s) {int v; istringstream sin(s);sin>>v;return v;}
template<class T> inline string toString(T x) {ostringstream sout;sout<<x;return sout.str();}
 
//math
//-------------------------------------------
template<class T> inline T sqr(T x) {return x*x;}
 
//typedef
//------------------------------------------
typedef vector<int> VI;
typedef vector<VI> VVI;
typedef vector<string> VS;
typedef pair<int, int> PII;
typedef long long LL;
 
//container util
//------------------------------------------
#define ALL(a)  (a).begin(),(a).end()
#define RALL(a) (a).rbegin(), (a).rend()
#define PB push_back
#define MP make_pair
#define SZ(a) int((a).size())
#define EACH(i,c) for(typeof((c).begin()) i=(c).begin(); i!=(c).end(); ++i)
#define EXIST(s,e) ((s).find(e)!=(s).end())
#define SORT(c) sort((c).begin(),(c).end())
 
//repetition
//------------------------------------------
#define FOR(i,a,b) for(int i=(a);i<(b);++i)
#define REP(i,n)  FOR(i,0,n)
#define fore(i,a) for(auto &i:a)

//constant
//--------------------------------------------
const double EPS = 1e-10;
const double PI  = acos(-1.0);
 
//clear memory
#define CLR(a) memset((a), 0 ,sizeof(a))
 
//debug
#define dump(x)  cerr << #x << " = " << (x) << endl;
#define debug(x) cerr << #x << " = " << (x) << " (L" << __LINE__ << ")" << " " << __FILE__ << endl;
 

LL gcd(LL a, LL b){
    if(b == 0) return a;
    return gcd(b,a%b);
}

LL lcm(LL a, LL b){
    LL g = gcd(a,b);
    return a/g *b;
}



int main(){
    LL N;
    cin >> N;
    string S;
    cin >> S;
    LL ans=inf;
    LL W[301010]={0};
    LL E[301010]={0};
    for(int i=0;i<N;++i){
     if(S[i]=='W'){
         W[i]=1;
     }   
     if(S[i]=='E'){
         E[i]=1;
     }
    }
    FOR(i,1,N){
        E[i]+=E[i-1];
        W[i]+=W[i-1];
    }
    for(int i=0;i<N;++i){
        LL sm=0;
        if(i)
        sm+=W[i-1];
        sm+=E[N-1]-E[i-1];
        ans=min(ans,sm);
    }
     cout << ans;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:92:12: error: 'inf' was not declared in this scope; did you mean 'ynf'?
   92 |     LL ans=inf;
      |            ^~~
      |            ynf
Language: C++

#include<bits/stdc++.h>
using namespace std;
#define ll long long
#define rep(i, n) for (ll i = 0; i < (n); i++)
#define FOR(i,a,b) for(ll i=(a);i<(b);i++)
#define FORR(i,a,b)for(ll i=(a);i<=(b);i++)
#define repR(i,n) for(ll i=n;i>=0;i--)
#define all(v)(v).begin(),(v).end()
#define rall(v)(v).rbegin(),(v).rend()
#define F first
#define S second
#define pb push_back
#define pu push
#define COUT(x) cout<<(x)<<endl
#define PQ priority_queue<ll>
#define PQR priority_queue<ll,vector<ll>,greater<ll>>
#define YES(n) cout << ((n) ? "YES" : "NO"  ) << endl
#define Yes(n) cout << ((n) ? "Yes" : "No"  ) << endl
#define mp make_pair
#define maxs(x,y) (x = max(x,y))
#define mins(x,y) (x = min(x,y))
#define sz(x) (int)(x).size()
typedef pair<int,int> pii;
typedef pair<ll,ll> pll;
const ll MOD = 1000000007LL;
const ll INF = 1LL << 60;
using vll = vector<ll>;
using vvll = vector<vll>;
using vstr = vector<string>;
using pll = pair<ll, ll>;
int main(){
  ll n;
  cin>>n;
  vll a(n);
  string s;
  cin>>s;
  int e=0;
  int w=0;
  rep(i,n){
    if(s[i]=='W') w++;
    if(s[i]=='E') e++;
  }
  if(s[0]=='W'){
    w--;
    a[0]=e;
    w++;
  }
  else{
    e--;
    a[0]=e;
    e++;
  }
  int wr=0;
  int wl=w;
  int er=0;
  int el=e;
  for(int i=1;i<n;i++){
    if(s[i-1]=='W'){
      if(s[i]=='W'){
        wl++;
        wr--;
        a[i]=wl+er;
      }
      else{
        wl++;
        wr--;
        er--;
        a[i]=er+wl;
        er++;
      }
    }
    else{
      if(s[i]=='W'){
        el++;
        er--;
        a[i]=wl+er;
      }
      else{
        el++;
        er--;
        er--;
        a[i]=er+wl;
        er++;
      }
    }
  }
  ll ans=INF;
  rep(int i=0;i<n;i++){
    ans=min(ans,a[i]);
  }
  COUT(ans);
}
        


Compiler output:
a.cc:88:22: error: macro "rep" requires 2 arguments, but only 1 given
   88 |   rep(int i=0;i<n;i++){
      |                      ^
a.cc:4:9: note: macro "rep" defined here
    4 | #define rep(i, n) for (ll i = 0; i < (n); i++)
      |         ^~~
a.cc: In function 'int main()':
a.cc:88:3: error: 'rep' was not declared in this scope
   88 |   rep(int i=0;i<n;i++){
      |   ^~~
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main(){
  int N,Wcount=0,count2=0,Wcount2=0;
  string S;
  cin>>N>>S;
  for(int i=0;i<N;i++){
    if(S.at(i)=='W')
      Wcount++;
    }
  int min2=N;
  for(int i=0;i<N;i++){
    if(S.at(i)=='W'){
      int O=Wcount2+N-i-1-Wcount+Wcount2+1;
      min2=min(min2,O);
      Wcount2++;
      }
    else{
      int O=Wcount2+N-i-1-Wcount+Wcount2;
      min2=min(min2,O);
      }
    }
  cout<<min2<<endl;


Compiler output:
a.cc: In function 'int main()':
a.cc:23:20: error: expected '}' at end of input
   23 |   cout<<min2<<endl;
      |                    ^
a.cc:3:11: note: to match this '{'
    3 | int main(){
      |           ^
Language: C++

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

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

  // LW[i]:i番目の人よりLeft にいる人のうち、Wを向いている人の数
  // RE[i]:i番目の人よりRightにいる人のうち、Lを向いている人の数
  // 求める答えは、LW[i]+RE[i]のうち最小のもの
  vi LW(n),RE(n);

  // LW の決定。LW[0]=0 としてよい
  for (int i = 1; i < n; i++) {
    if(s[i-1]=='W') LW[i] = LW[i-1] + 1;
    else LW[i] = LW[i-1];
  }
  // RE の決定。RE[n-1]=0
  for (int i = n-2; i >= 0; i--) {
    if(s[i+1]=='E') RE[i] = RE[i+1] + 1;
    else RE[i] = RE[i+1];
  }

  int ans = 1e9;
  rep(i, n) chmin(ans,LW[i]+RE[i]);
  std::cout << ans << '\n';
}


Compiler output:
a.cc: In function 'int main()':
a.cc:26:7: error: 'i' was not declared in this scope
   26 |   rep(i, n) chmin(ans,LW[i]+RE[i]);
      |       ^
a.cc:26:3: error: 'rep' was not declared in this scope
   26 |   rep(i, n) chmin(ans,LW[i]+RE[i]);
      |   ^~~
Language: C++

#include <bits/stdc++.h>
using namespace std;
const INF = 999999999;

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

    vector<int> vW(N+1, 0), vE(N+1, 0);
    
    for (int i = 0; i < N; i++) {
        vW[i+1] += vW[i];
        if (S[i] == 'W')
            vW[i+1]++;
        vE[i+1] += vE[i];
        if (S[i] == 'E')
            vE[i+1]++;
    }
    int ans = INF;
    for (int i = 0; i < N; i++) {
        int now = vW[i] + (vE[N] - vE[i+1]);
        if (ans > now)
            ans = now;
    }
    cout << ans << endl;
}

Compiler output:
a.cc:3:7: error: 'INF' does not name a type
    3 | const INF = 999999999;
      |       ^~~
a.cc: In function 'int main()':
a.cc:20:15: error: 'INF' was not declared in this scope
   20 |     int ans = INF;
      |               ^~~
Language: C++

#include <bits/stdc++.h>
using namespace std;
 
int main(){
    int N;
    cin >> N;
    vector<long long> A(N);
    for(int i=0; i<N; i++) cin>>A[i];
    vector<long long> CS(N+1), CX(N+1);
    for(int i=0; i<N; i++){
        CS[i+1] = CS[i] + A[i];
        CX[i+1] = CX[i] ^ A[i];
    }
    long long l=1, r=1;
    long long res = 0;
    for(l=1; l<=N; l++){
        while(r<=N && (CS[r]-CS[l-1])==(CX[r]^CX[l-1])){
            r++;
        }
        res += r-l;
    }
    cout << res << endl;
    return 0;
}#include <bits/stdc++.h>
using namespace std;
 
int main(){
    int N;
    cin >> N;
    vector<long long> A(N);
    for(int i=0; i<N; i++) cin>>A[i];
    vector<long long> CS(N+1), CX(N+1);
    for(int i=0; i<N; i++){
        CS[i+1] = CS[i] + A[i];
        CX[i+1] = CX[i] ^ A[i];
    }
    long long l=1, r=1;
    long long res = 0;
    for(l=1; l<=N; l++){
        while(r<=N && (CS[r]-CS[l-1])==(CX[r]^CX[l-1])){
            r++;
        }
        res += r-l;
    }
    cout << res << endl;
    return 0;
}

Compiler output:
a.cc:24:2: error: stray '#' in program
   24 | }#include <bits/stdc++.h>
      |  ^
a.cc:24:3: error: 'include' does not name a type
   24 | }#include <bits/stdc++.h>
      |   ^~~~~~~
a.cc:27:5: error: redefinition of 'int main()'
   27 | int main(){
      |     ^~~~
a.cc:4:5: note: 'int main()' previously defined here
    4 | int main(){
      |     ^~~~
Language: C++

#include<cstdio>
int i,e,w,s=1e9,a[1<<19];char c[1<<19];main(n){for(scanf("%d\n",&n);i<n;scanf("%c",c+i),a[i]=w,w+=c[i++]==87);for(;i>0;s=s<a[--i]+e?s:a[i]+e,e+=c[i]==69);printf("%d",s);}

Compiler output:
a.cc:2:44: error: expected constructor, destructor, or type conversion before '(' token
    2 | int i,e,w,s=1e9,a[1<<19];char c[1<<19];main(n){for(scanf("%d\n",&n);i<n;scanf("%c",c+i),a[i]=w,w+=c[i++]==87);for(;i>0;s=s<a[--i]+e?s:a[i]+e,e+=c[i]==69);printf("%d",s);}
      |                                            ^
Language: C++

#include<cstdio>
int n,i,e,w,s=1e9,a[1<<19];
char c[1<<19];
main()
{
	for(scanf("%d",&n);i<n;scanf("%c",c+i),a[i]=w,w+=c[i++]==87);
	for(;i>0;s=fmin(s,a[--i]+e),e+=c[i]==69);
	printf("%d",s);
}

Compiler output:
a.cc:4:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
    4 | main()
      | ^~~~
a.cc: In function 'int main()':
a.cc:7:20: error: 'fmin' was not declared in this scope
    7 |         for(;i>0;s=fmin(s,a[--i]+e),e+=c[i]==69);
      |                    ^~~~
Language: C++

#include<cstdio>
n,i,e,w,s=1e9,a[1<<19];
char c[1<<19];
main()
{
	for(scanf("%d",&n);i<n;scanf("%c",c+i),a[i]=w,w+=c[i++]==87);
	for(;i>0;s=fmin(s,a[--i]+e),e+=c[i]==69);
	printf("%d",s);
}

Compiler output:
a.cc:2:1: error: 'n' does not name a type
    2 | n,i,e,w,s=1e9,a[1<<19];
      | ^
a.cc:4:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
    4 | main()
      | ^~~~
a.cc: In function 'int main()':
a.cc:6:25: error: 'n' was not declared in this scope
    6 |         for(scanf("%d",&n);i<n;scanf("%c",c+i),a[i]=w,w+=c[i++]==87);
      |                         ^
a.cc:6:28: error: 'i' was not declared in this scope
    6 |         for(scanf("%d",&n);i<n;scanf("%c",c+i),a[i]=w,w+=c[i++]==87);
      |                            ^
a.cc:6:48: error: 'a' was not declared in this scope
    6 |         for(scanf("%d",&n);i<n;scanf("%c",c+i),a[i]=w,w+=c[i++]==87);
      |                                                ^
a.cc:6:53: error: 'w' was not declared in this scope
    6 |         for(scanf("%d",&n);i<n;scanf("%c",c+i),a[i]=w,w+=c[i++]==87);
      |                                                     ^
a.cc:7:14: error: 'i' was not declared in this scope
    7 |         for(;i>0;s=fmin(s,a[--i]+e),e+=c[i]==69);
      |              ^
a.cc:7:18: error: 's' was not declared in this scope
    7 |         for(;i>0;s=fmin(s,a[--i]+e),e+=c[i]==69);
      |                  ^
a.cc:7:27: error: 'a' was not declared in this scope
    7 |         for(;i>0;s=fmin(s,a[--i]+e),e+=c[i]==69);
      |                           ^
a.cc:7:34: error: 'e' was not declared in this scope
    7 |         for(;i>0;s=fmin(s,a[--i]+e),e+=c[i]==69);
      |                                  ^
a.cc:7:20: error: 'fmin' was not declared in this scope
    7 |         for(;i>0;s=fmin(s,a[--i]+e),e+=c[i]==69);
      |                    ^~~~
a.cc:8:21: error: 's' was not declared in this scope
    8 |         printf("%d",s);
      |                     ^
Language: C++

#include<iostream>
#include<cmath>
int n,i,e,w,s=1e9,a[1<<19];
char c[1<<19];
int main()
{
	for(std::cin>>n;i<n;std::cin>>c[i],a[i]=w,w+=c[i++]==87);
	for(;i>0;s=min(s,a[--i]+e),e+=c[i]==69);
	std::cout<<s<<std::endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:8:20: error: 'min' was not declared in this scope; did you mean 'std::min'?
    8 |         for(;i>0;s=min(s,a[--i]+e),e+=c[i]==69);
      |                    ^~~
      |                    std::min
In file included from /usr/include/c++/14/string:51,
                 from /usr/include/c++/14/bits/locale_classes.h:40,
                 from /usr/include/c++/14/bits/ios_base.h:41,
                 from /usr/include/c++/14/ios:44,
                 from /usr/include/c++/14/ostream:40,
                 from /usr/include/c++/14/iostream:41,
                 from a.cc:1:
/usr/include/c++/14/bits/stl_algobase.h:281:5: note: 'std::min' declared here
  281 |     min(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
Language: C++

#include<iostream>
#include<cmath>
using namespace std;
int n,i,e,w,s=1e9,a[1<<19];
char c[1<<19];
int main()
	for(cin>>n;i<n;cin>>c[i],a[i]=w,w+=c[i++]==87);
	for(;i>0;s=min(s,a[--i]+e),e+=c[i]==69);
	cout<<s<<endl;
}

Compiler output:
a.cc:7:9: error: expected initializer before 'for'
    7 |         for(cin>>n;i<n;cin>>c[i],a[i]=w,w+=c[i++]==87);
      |         ^~~
a.cc:7:20: error: 'i' does not name a type
    7 |         for(cin>>n;i<n;cin>>c[i],a[i]=w,w+=c[i++]==87);
      |                    ^
a.cc:7:24: error: 'cin' does not name a type
    7 |         for(cin>>n;i<n;cin>>c[i],a[i]=w,w+=c[i++]==87);
      |                        ^~~
a.cc:8:9: error: expected unqualified-id before 'for'
    8 |         for(;i>0;s=min(s,a[--i]+e),e+=c[i]==69);
      |         ^~~
a.cc:8:14: error: 'i' does not name a type
    8 |         for(;i>0;s=min(s,a[--i]+e),e+=c[i]==69);
      |              ^
a.cc:8:18: error: 's' does not name a type
    8 |         for(;i>0;s=min(s,a[--i]+e),e+=c[i]==69);
      |                  ^
a.cc:9:9: error: 'cout' does not name a type
    9 |         cout<<s<<endl;
      |         ^~~~
a.cc:10:1: error: expected declaration before '}' token
   10 | }
      | ^
Language: C++

#include<iostream>
#include<cmath>
int n,i,e,w,s=1e9,a[1<<19];
char c[1<<19];
int main()
	for(std::cin>>n;i<n;std::cin>>c[i],a[i]=w,w+=c[i++]==87);
	for(;i>0;s=min(s,a[--i]+e),e+=c[i]==69);
	std::cout<<s<<std::endl;
}

Compiler output:
a.cc:6:9: error: expected initializer before 'for'
    6 |         for(std::cin>>n;i<n;std::cin>>c[i],a[i]=w,w+=c[i++]==87);
      |         ^~~
a.cc:6:25: error: 'i' does not name a type
    6 |         for(std::cin>>n;i<n;std::cin>>c[i],a[i]=w,w+=c[i++]==87);
      |                         ^
a.cc:6:34: error: 'cin' in namespace 'std' does not name a type
    6 |         for(std::cin>>n;i<n;std::cin>>c[i],a[i]=w,w+=c[i++]==87);
      |                                  ^~~
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:7:9: error: expected unqualified-id before 'for'
    7 |         for(;i>0;s=min(s,a[--i]+e),e+=c[i]==69);
      |         ^~~
a.cc:7:14: error: 'i' does not name a type
    7 |         for(;i>0;s=min(s,a[--i]+e),e+=c[i]==69);
      |              ^
a.cc:7:18: error: 's' does not name a type
    7 |         for(;i>0;s=min(s,a[--i]+e),e+=c[i]==69);
      |                  ^
a.cc:8:14: error: 'cout' in namespace 'std' does not name a type
    8 |         std::cout<<s<<std::endl;
      |              ^~~~
/usr/include/c++/14/iostream:63:18: note: 'std::cout' declared here
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
a.cc:9:1: error: expected declaration before '}' token
    9 | }
      | ^
Language: C++

#include<iostream>
#include<cmath>
using namespace std;
int main()
{
	int n,i=0,e=0,w=0,s=1e9,a[300003];
	char c[300003];
	for(cin>>n;i<n;cin>>c[i],a[i]=w,w+=c[i++]==87);
	for(;i>0;s=min(an,a[--i]+e),e+=c[i]==69);
	cout<<s<<endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:9:24: error: 'an' was not declared in this scope; did you mean 'a'?
    9 |         for(;i>0;s=min(an,a[--i]+e),e+=c[i]==69);
      |                        ^~
      |                        a
Language: C++

#include<iostream>
#include<cmath>
using namespace std;
int main()
{
	int n,i=0,e=0,w=0,an=1e9,a[300003];
	char c[300003];
	cin>>n;
	for(;i<n;)
	{
		cin>>c[i];
		a[i]=cw;
		w+=c[i++]==87;
	}
	for(;i>0;)
	{
		an=min(an,a[i]+e);
		e+=c[--i]==69;
	}
	cout<<an<<endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:12:22: error: 'cw' was not declared in this scope; did you mean 'c'?
   12 |                 a[i]=cw;
      |                      ^~
      |                      c
Language: C++

#include <bits/stdc++.h>
#define rep(i, n) for(int i = 0; i < (int)n; i++)
#define rfor(i, a, b) for(int i = a; i < (int)b; i++)
#define all(ary) (ary).begin(), (ary).end()
#define debug(x) cerr << #x << ": " << x << '\n'
const int INF = 100100100;
const int MOD = (int)1e9 + 7;
using namespace std;
using v = vector<int>;
using ll = long long;
template <class T = int> T in(){ T x; cin >> x; return (x);}

// int main(int argc, char *argv[]){
//     int n;
//     string s;
//     cin >> n >> s;
//     int m = INF;
//     int sum[330000];
//     rep(i, n){
//         int cnt = 0;
//         rep(j, n){
//             if(i == j) continue;
//             if(s[i] != s[j]) cnt++;
//         }
//         m = min(m, cnt);
//     }
//     cout << m << endl;
//     return 0;
// }
int n;
string s;
ll sum[303030];
 
int main() {
    cin >> n >> s;
    rep(i, n) {
        if (i) {
            sum[i] = sum[i - 1] + (s[i] == 'E');
        }
        else {
            if (s[i] == 'E')sum[i] = 1;
        }
    }
    sum[n] = sum[n - 1];
    ll ans = HINF;
    rep(i, n) {
        if (i == 0) {
            ans = min(ans, sum[n] - sum[i]);
        }
        else {
            ans = min(ans, i - sum[i - 1] + sum[n] - sum[i]);
        }
    }
    cout << ans << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:45:14: error: 'HINF' was not declared in this scope; did you mean 'INF'?
   45 |     ll ans = HINF;
      |              ^~~~
      |              INF
Language: C++

#include <bits/stdc++.h>
#define rep(i, n) for(int i = 0; i < (int)n; i++)
#define rfor(i, a, b) for(int i = a; i < (int)b; i++)
#define all(ary) (ary).begin(), (ary).end()
#define debug(x) cerr << #x << ": " << x << '\n'
const int INF = 100100100;
const int MOD = (int)1e9 + 7;
using namespace std;
using v = vector<int>;
using ll = long long;
template <class T = int> T in(){ T x; cin >> x; return (x);}

// int main(int argc, char *argv[]){
//     int n;
//     string s;
//     cin >> n >> s;
//     int m = INF;
//     int sum[330000];
//     rep(i, n){
//         int cnt = 0;
//         rep(j, n){
//             if(i == j) continue;
//             if(s[i] != s[j]) cnt++;
//         }
//         m = min(m, cnt);
//     }
//     cout << m << endl;
//     return 0;
// }
int n;
string s;
ll sum[303030];
 
int main() {
    cin >> n >> s;
    REP(i, n) {
        if (i) {
            sum[i] = sum[i - 1] + (s[i] == 'E');
        }
        else {
            if (s[i] == 'E')sum[i] = 1;
        }
    }
    sum[n] = sum[n - 1];
    ll ans = HINF;
    REP(i, n) {
        if (i == 0) {
            ans = min(ans, sum[n] - sum[i]);
        }
        else {
            ans = min(ans, i - sum[i - 1] + sum[n] - sum[i]);
        }
    }
    cout << ans << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:36:9: error: 'i' was not declared in this scope
   36 |     REP(i, n) {
      |         ^
a.cc:36:5: error: 'REP' was not declared in this scope
   36 |     REP(i, n) {
      |     ^~~
a.cc:45:14: error: 'HINF' was not declared in this scope; did you mean 'INF'?
   45 |     ll ans = HINF;
      |              ^~~~
      |              INF
Language: C++

#include <bits/stdc++.h>
#define rep(i, n) for(int i = 0; i < (int)n; i++)
#define rfor(i, a, b) for(int i = a; i < (int)b; i++)
#define all(ary) (ary).begin(), (ary).end()
#define debug(x) cerr << #x << ": " << x << '\n'
const int INF = 100100100;
const int MOD = (int)1e9 + 7;
using namespace std;
using v = vector<int>;
using ll = long long;
template <class T = int> T in(){ T x; cin >> x; return (x);}

// int main(int argc, char *argv[]){
//     int n;
//     string s;
//     cin >> n >> s;
//     int m = INF;
//     int sum[330000];
//     rep(i, n){
//         int cnt = 0;
//         rep(j, n){
//             if(i == j) continue;
//             if(s[i] != s[j]) cnt++;
//         }
//         m = min(m, cnt);
//     }
//     cout << m << endl;
//     return 0;
// }
int n;
string s;
LL sum[303030];
 
int main() {
    cin >> n >> s;
    REP(i, n) {
        if (i) {
            sum[i] = sum[i - 1] + (s[i] == 'E');
        }
        else {
            if (s[i] == 'E')sum[i] = 1;
        }
    }
    sum[n] = sum[n - 1];
    LL ans = HINF;
    REP(i, n) {
        if (i == 0) {
            ans = min(ans, sum[n] - sum[i]);
        }
        else {
            ans = min(ans, i - sum[i - 1] + sum[n] - sum[i]);
        }
    }
    cout << ans << endl;
}

Compiler output:
a.cc:32:1: error: 'LL' does not name a type; did you mean 'll'?
   32 | LL sum[303030];
      | ^~
      | ll
a.cc: In function 'int main()':
a.cc:36:9: error: 'i' was not declared in this scope
   36 |     REP(i, n) {
      |         ^
a.cc:36:5: error: 'REP' was not declared in this scope
   36 |     REP(i, n) {
      |     ^~~
a.cc:44:5: error: 'sum' was not declared in this scope
   44 |     sum[n] = sum[n - 1];
      |     ^~~
a.cc:45:5: error: 'LL' was not declared in this scope; did you mean 'll'?
   45 |     LL ans = HINF;
      |     ^~
      |     ll
a.cc:54:13: error: 'ans' was not declared in this scope; did you mean 'abs'?
   54 |     cout << ans << endl;
      |             ^~~
      |             abs
Language: C++

#include <bits/stdc++.h>
#define rep(i, n) for(ll i = 0; i < n; ++i)
#define repR(i, n) for(ll i = n; i >= 0; ++i)
#define FDS(i, n) for(ll i = 0; i < n; ++i)
#define FDSR(i, n) for(ll i = n; i >= 0; ++i)
#define FOR(i, m, n) for(ll i = m; i < n; ++i)
#define FORR(i, m, n) for(ll i = m;i >= n;--i)
#define VSORT(v) sort(v.begin(), v.end());
#define INF 999999999
#define itn ll
#define ednl endl
using namespace std;
typedef long long ll;template<typename Typell>Typell G_C_D(Typell a, Typell b){if (a < 0) a = -a;if (b < 0) b = -b;while (b != 0) {a %= b;if (a == 0) return b;b %= a;}return a;}template<typename Typell>
Typell G_C_D(const std::vector<Typell> &list){Typell a = list[0];for (size_t i = 1; i < list.size(); ++i) {a = G_C_D(a, list[i]);}return a;}template<typename Typell>Typell L_C_M(Typell a, Typell b) {if( a == 0 && b == 0)return 0;return a / G_C_D(a, b) * b;}
template<typename Typell>Typell L_C_M(const std::vector<Typell> &list){Typell a = list[0];for (size_t i = 1; i < list.size(); ++i) {a = L_C_M(a, list[i]);}return a;}

ll main(){
	ll N;
	string S;
	cin>>N>>S;
	ll t=0;
	t=N;
	vector<ll> ruiseki(t);
	FDS(i,t-1){
		if(S.at(i)=='E'){
			ruiseki[i]++;
		}
		ruiseki[i+1]=ruiseki[i];
	}
	if(S.at(t-1)=='E'){
			ruiseki[t-1]++;
	}
	ll sum;
	sum=min(ruiseki[t-1],t-1-ruiseki[t-2]);
	for(ll i=1;i<t-1;i++){
		ll sub=0;
		sub=(i-ruiseki[i-1])+ruiseki[t-1]-ruiseki[i+1];
		sum=min(sum,sub);
	}
	cout<<sum<<endl;
}

Compiler output:
a.cc:17:1: error: '::main' must return 'int'
   17 | ll main(){
      | ^~
Language: C++

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

int main(){
  int n;
  string s;
  cin >> n >> s;
  int ans[n];
  for(int i=0;i<n;i++) ans[i]=0;
  for(int i=1;i<n;i++){
    if(s[i]=='E'){
      ans[0]++;
    }
  }
  for(int i=1;i<n;i++){
    ans[i]=ans[i-1];
    if(s[i]=='E'){
      ans[i]--;
    }
    if(s[i-1]=='W'){
      ans[i]++;
    }
  }
  sort(ans,ans+n);
  cout << ans[0] << endl;
}

Compiler output:
a.cc:2:2: error: invalid preprocessing directive #inlcude; did you mean #include?
    2 | #inlcude <algorithm>
      |  ^~~~~~~
      |  include
a.cc: In function 'int main()':
a.cc:25:3: error: 'sort' was not declared in this scope; did you mean 'short'?
   25 |   sort(ans,ans+n);
      |   ^~~~
      |   short
Language: C

#include <stdio.h>
// #define min(a,b) a<b?a:b

// int main(void){
//     int i,n;
//     scanf("%d\n",&n);
//     char s[n];
//     int com_w[n+1]={0};
//     int com_e[n+1]={0};
    
//     for(i=0;i<n;i++)
//     {
//         scanf("%c",&s[i]);
//     }
//     for(i=0;i<n;i++)
//     {
//         if(s[i]=='E')
//         {
//             com_w[i+1]=com_w[i]+1;
//         }
//     }
//     int ans=300000;
//     for(i=0;i<n+1;i++)
//     {
//         printf("com_e[%d]=%d,com_w[%d]=%d\n",i,com_e[i],n-i,com_w[n-i]);
//         //ans=min(ans,com_w[i]+com_e[i+1]);
//     }
//     //printf("%d\n",ans);
//     return 0;
// }


Compiler output:
/usr/bin/ld: /usr/lib/gcc/x86_64-linux-gnu/14/../../../x86_64-linux-gnu/Scrt1.o: in function `_start':
(.text+0x17): undefined reference to `main'
collect2: error: ld returned 1 exit status
Language: C++

N=int(input())
S=input()
nummin = 3e5
for i in range(N):
	num = 0
	for j in range(i):
		if S[j] == 'W':
			num += 1
	for j in range(i+1,N):
		if S[j] == 'E':
			num += 1
	if nummin > num:
		nummin = num
print(nummin)

Compiler output:
a.cc:1:1: error: 'N' does not name a type
    1 | N=int(input())
      | ^
Language: C++

#include <bits/stdc++.h>
#define repd(i,a,b) for (int i=(a);i<(b);i++)
#define rep(i,n) repd(i,0,n)
typedef long long ll;
const int MOD = 1000000007;
const int INF = 1010000000;
const double EPS = 1e-10;
using namespace std;
//cout << fixed << setprecision(0)
int main() { 
  int n;string s;cin >> n >> s;
  int ans,num;
  repd(i,1,n)if(s[i]=='E')ans++;num++;
  rep(i,n-1){
    if(s[i]=='W')num++;
    else(s[i]=='E')num--;
    ans = min(ans,num);
  }
  cout << ans << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:16:20: error: expected ';' before 'num'
   16 |     else(s[i]=='E')num--;
      |                    ^~~
      |                    ;
Language: C++

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

typedef unsigned long long ull;
typedef long long ll;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;
typedef pair<double, double> pdd;
const ull mod = 1e9 + 7;
#define REP(i,n) for(int i=0;i<(int)n;++i)
const ll LLINF = LLONG_MAX/3;

int main(){
	int N;
	cin >> N;
	vector<int> dir(N);
	string S;
	cin >> S;
	REP(i, N) dir[i] = (S[i]=='W');
	vector<int> dir_sum(N+1);
	dir_sum[0] = 0;
	REP(i, N) dir_sum[i+1] = dir_sum[i] + dir[i];
	ll res = LLINF;
	REP(i, N){
		cout << left_west << " " << right_west << endl;
		res = min(res, left_west + (N-i-1-right_west));
	}
	cout << res << endl;
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:25:25: error: 'left_west' was not declared in this scope
   25 |                 cout << left_west << " " << right_west << endl;
      |                         ^~~~~~~~~
a.cc:25:45: error: 'right_west' was not declared in this scope
   25 |                 cout << left_west << " " << right_west << endl;
      |                                             ^~~~~~~~~~
Language: C++

#include <bits/stdc++.h>

using namespace std;

int main()
{
  int n;
  cin >> n;
  vector<int> v(n);
  int e = 0;
  int w = 0;
  rep(i, n) {
    char t;
    cin >> t;
    v[i] = t == 'W' ? -1 : 1;
    if (v[i] == 1) e++;
  }
  int res = n;
  rep(i, n) {
    if (v[i] == 1) e--;
    if (i > 0) if (v[i-1] == -1) w++;
    res = min(res, e+w);
  }
  cout << res << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:12:7: error: 'i' was not declared in this scope
   12 |   rep(i, n) {
      |       ^
a.cc:12:3: error: 'rep' was not declared in this scope
   12 |   rep(i, n) {
      |   ^~~
Language: C++

#include<bits/stdc++.h>
using namespace std;
int a,b,c,d,e,pas=999999999,l;
string s;
int p[300009],q[300009];
int main(){
	ios_base::sync_with_stdio(false),cin.tie(0),cout.tie(0);
	cin>>a>>s;
	for(b=0; b<a; b++){
		if(p[b]=='E') p[b]++;
	}
	for(b=a-1; b>=0; b--){
		if(p[b]=='E') q[b]++;
	}
	for(b=0; b<a; b++){
		l=0;
		if(b>0){
			if(s[b]=='E'){
				l=l+(b-1-p[b-1]);
			}else{
				l=l+p[b-1];
			}
		}
		if(b<a-1){
			if(s[b]=='W'){
				l=l+q[b+1];
			}else{
				l=l+(a-1-b-q[b+1])
			}
		}
		if(pas>l) pas=l;
	}
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:28:51: error: expected ';' before '}' token
   28 |                                 l=l+(a-1-b-q[b+1])
      |                                                   ^
      |                                                   ;
   29 |                         }
      |                         ~
Language: Java

import java.io.BufferedReader;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.PrintWriter;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Map;
import java.util.StringTokenizer;
import java.util.TreeMap;

public class ELR {

	public static void main(String[]args) throws Throwable {
		Scanner sc = new Scanner(System.in);
		int n = sc.nextInt();
		char c[] = sc.next().toCharArray();
		int pre[] = new int[n];
		int suf[] = new int[n];
		for (int i = 0 ; i < n ; ++i) {
			pre[i] += c[i] == 'W' ? 1 : 0;
			if (i > 0) {
				pre[i] += pre[i - 1];
			}
		}
		for (int i = n - 1 ; i >= 0 ; --i) {
			suf[i] = c[i] == 'E' ? 1 : 0;
			if (i + 1 < n) {
				suf[i] += suf[i + 1];
			}
		}
		int ans = 1 << 30;
		for (int i = 0 ; i < n ; ++i) {
			int before = 0;
			int after = 0;
			if (i - 1 >= 0) {
				before += pre[i - 1];
			}
			if (i + 1 < n) {
				after += suf[i + 1];
			}
			ans = Math.min(before + after,ans);
		}
		System.out.println(ans);
	}

	static class Scanner {
		StringTokenizer st;
		BufferedReader br;

		public Scanner(InputStream s) {
			br = new BufferedReader(new InputStreamReader(s));
		}

		public Scanner(String s) throws FileNotFoundException {
			br = new BufferedReader(new FileReader(new File(s)));
		}

		public String next() throws IOException {
			while (st == null || !st.hasMoreTokens())
				st = new StringTokenizer(br.readLine());
			return st.nextToken();
		}

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

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

		public String nextLine() throws IOException {
			return br.readLine();
		}

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

		public boolean ready() throws IOException {
			return br.ready();
		}
	}
}

Compiler output:
Main.java:15: error: class ELR is public, should be declared in a file named ELR.java
public class ELR {
       ^
1 error
Language: C++

# include <iostream>
using namespace std;
int main(){
	int a;
	cin>>a;
	string s[1000];
	for(int i=0;i<a;i++){
		s[i]=getchar();
	}
	int x=0,y=0;
	for(int i=0;i<a;i++){
		if(s[i]=="W"){
			x++;
		}
		else{
			y++;
		}
	}
	cout<<min(x,y);
        reutrn 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:20:9: error: 'reutrn' was not declared in this scope
   20 |         reutrn 0;
      |         ^~~~~~