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

#include<bits/stdc++.h>
using namespace std;
int main(){
  int n;
  cin >> n;
  char s[n+1];
  cin >> s;
  int a[n],d[n];
  if(s[0]=='W')a[0]=1;
  else a[0]=0;
  for(int i=1;i<n;i++){
    a[i]=a[i-1];
    if(s[0]=='W')a[i]++;
  if(s[n-1]=='E')d[n-1]=1;
  else d[n-1]=0;
  for(int i=n-2;i>-1;i++){
    d[i]=d[i+1];
    if(s[i]=='E')d[i]++;
  }
  int p=400000;
  for(int i=1;i<n;i++){
    if(p>a[i-1]+d[i+1])p=a[i-1]+d[i+1];
  }
  cout << p;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:25:2: error: expected '}' at end of input
   25 | }
      |  ^
a.cc:3:11: note: to match this '{'
    3 | int main(){
      |           ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main(){
  int n;
  cin >> n;
  char s[n+1];
  cin >> s;
  int a[n],d[n];
  if(s[0]=='W')a[0]=1;
  else a[0]=0;
  for(int i=1;i<n;i++){
    a[i]=a[i-1];
    if(s[0]=='W')a[i]++;
  if(s[n-1]=='E')d[n-1]=1;
  else d[n-1]=0;
  for(int i=n-2;i>-1;i++){
    d[i]=d[i+1];
    if(s[i]=='E')d[i]++;
  int p=400000;
  for(int i=1;i<n;i++){
    if(p>a[i-1]+d[i+1])p=a[i-1]+d[i+1];
  }
  cout << p;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:24:2: error: expected '}' at end of input
   24 | }
      |  ^
a.cc:11:23: note: to match this '{'
   11 |   for(int i=1;i<n;i++){
      |                       ^
a.cc:24:2: error: expected '}' at end of input
   24 | }
      |  ^
a.cc:3:11: note: to match this '{'
    3 | int main(){
      |           ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main(){
  int n;
  cin >> n;
  char s[n+1];
  cin >> s;
  int a[n],b[n],c[i],d[i];
  if(s[0]=='W')a[0]=1;
  else a[0]=0;
  for(int i=1;i<n;i++){
    a[i]=a[i-1];
    if(s[0]=='W')a[i]++;
  if(s[n-1]=='E')d[n-1]=1;
  else d[n-1]=0;
  for(int i=n-2;i>-1;i++){
    d[i]=d[i+1];
    if(s[i]=='E')d[i]++;
  int p=400000;
  for(int i=1;i<n;i++){
    if(p>a[i-1]+d[i+1])p=a[i-1]+d[i+1];
  }
  cout << p;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:8:19: error: 'i' was not declared in this scope
    8 |   int a[n],b[n],c[i],d[i];
      |                   ^
a.cc:14:18: error: 'd' was not declared in this scope
   14 |   if(s[n-1]=='E')d[n-1]=1;
      |                  ^
a.cc:15:8: error: 'd' was not declared in this scope
   15 |   else d[n-1]=0;
      |        ^
a.cc:17:5: error: 'd' was not declared in this scope
   17 |     d[i]=d[i+1];
      |     ^
a.cc:24:2: error: expected '}' at end of input
   24 | }
      |  ^
a.cc:11:23: note: to match this '{'
   11 |   for(int i=1;i<n;i++){
      |                       ^
a.cc:24:2: error: expected '}' at end of input
   24 | }
      |  ^
a.cc:3:11: note: to match this '{'
    3 | int main(){
      |           ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main(){
  int n;
  cin >> n;
  char s[n+1];
  cin >) s;
  int a[n],b[n],c[i],d[i];
  if(s[0]=='W')a[0]=1;
  else a[0]=0;
  for(int i=1;i<n;i++){
    a[i]=a[i-1];
    if(s[0]=='W')a[i]++;
  if(s[n-1]=='E')d[n-1]=1;
  else d[n-1]=0;
  for(int i=n-2;i>-1;i++){
    d[i]=d[i+1];
    if(s[i]=='E')d[i]++;
  int p=400000;
  for(int i=1;i<n;i++){
    if(p>a[i-1]+d[i+1])p=a[i-1]+d[i+1];
  }
  cout << p;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:7:8: error: expected primary-expression before ')' token
    7 |   cin >) s;
      |        ^
a.cc:8:19: error: 'i' was not declared in this scope
    8 |   int a[n],b[n],c[i],d[i];
      |                   ^
a.cc:14:18: error: 'd' was not declared in this scope
   14 |   if(s[n-1]=='E')d[n-1]=1;
      |                  ^
a.cc:15:8: error: 'd' was not declared in this scope
   15 |   else d[n-1]=0;
      |        ^
a.cc:17:5: error: 'd' was not declared in this scope
   17 |     d[i]=d[i+1];
      |     ^
a.cc:24:2: error: expected '}' at end of input
   24 | }
      |  ^
a.cc:11:23: note: to match this '{'
   11 |   for(int i=1;i<n;i++){
      |                       ^
a.cc:24:2: error: expected '}' at end of input
   24 | }
      |  ^
a.cc:3:11: note: to match this '{'
    3 | int main(){
      |           ^
Language: C++

#include <iostream>
#include <vector>

int main() {
    int n; std::string s; std::cin >> n >> s;
    int e = 0, w = 0;
    for (auto c: s) {
        if (c == 'E') {
            e++;
        }
    }

    int m = INT_MAX;

    for (int i = 0; i < n; i++) {
        if (s[i] == 'E') {
            e--;
            m = std::min(m, w + e);
        } else {
            m = std::min(m, w + e);
            w++;
        }
    }
    std::cout << m << std::endl;
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:13:13: error: 'INT_MAX' was not declared in this scope
   13 |     int m = INT_MAX;
      |             ^~~~~~~
a.cc:3:1: note: 'INT_MAX' is defined in header '<climits>'; this is probably fixable by adding '#include <climits>'
    2 | #include <vector>
  +++ |+#include <climits>
    3 |
Language: C++

#include<bits/stdc++.h>
using namespace std;
using ll = long long;
#define rep(i, n) for (ll i = 0; i < (ll)(n); i++)

int main(){
  int N;
  string S;
  cin >> N;
  cin >> S:
  vector<int> s(N+1, 0);
  s[0] = 0;
  for(int i = 1; i <= N; i++){
    if(S[i-1] == 'W'){
      s[i] += 0 + s[i-1];
    }else{
      s[i] += 1 + s[i-1];
    }
  }
  int ans = 999999;
  int sum;
  for(int i = 1; i <= N; i++){
    sum = 0;
    if(i == 1){
      sum = s[N]  - s[i+1];
    }else if(i == N){
      sum = N-1 - s[N-1];
    }else{
      sum = s[N] - s[i+1] + N-1 - s[i-1];
    }
    ans = min(ans, sum);
  }
  cout << ans << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:10:11: error: found ':' in nested-name-specifier, expected '::'
   10 |   cin >> S:
      |           ^
      |           ::
a.cc:10:10: error: 'S' is not a class, namespace, or enumeration
   10 |   cin >> S:
      |          ^
a.cc:11:10: error: expected primary-expression before 'int'
   11 |   vector<int> s(N+1, 0);
      |          ^~~
a.cc:12:3: error: 's' was not declared in this scope
   12 |   s[0] = 0;
      |   ^
Language: C++

N = int(input())
S = input()
east = [0]*N
west = [0]*N
for i in range(N):
    s = S[i]
    if i == 0:
        if s == "E":
            east[i] = 1
        else:
            west[i] = 1
    else:

        if s == "E":
            east[i] = east[i-1]+1
            west[i] = west[i-1]
        else:
            east[i] = east[i-1]
            west[i] = west[i-1]+1
Min = 10000
for i in range(N):
    if i == 0:
        num = east[N-1]-east[0]
    elif i == N-1:
        num = west[N-2]
    else:
        num = east[N-1]-east[i]+west[i-1]
    Min = min(Min,num)
print(Min)

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

n = int(input())
s = input()
min_ = 10**12
for i in range(n):
    s1 =s[:i]
    s2 =s[i:]
    hantai = 0
    for k in s1:
        if k == 'W':
            hantai += 1
    for k in s2:
        if k == 'E':
            hantai += 1
    min_ = min(min_, hantai)
    
print(min_)

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

#include<bit/stdc++.h>
using namespace std;
int main(){
   int N;
  string s;
  cin>>N>>s;
  vector<char>C(N);
  for(int i=0;i<N;i++)
  cin>>s.at(i);
  int sum=0;
  for(int i=1;i<N;i++)
    if(s.at(i)=='E')
      sum++;
  int ans=sum;
  for(int i=1;i<N;i++){
  if(s.at(i)=='E')
    sum--;
    if(s.at(i-1)=='W')
      sum++;
    if(sum<=ans)
      ans=sum;
  } cout<<ans<<endl;
   
  return 0;
}

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

#include<bits/stdc++.h>
#define all(x) (x).begin(),(x).end()
#define rep(i,n) for(ll i=0;i<(ll)(n);i++)
using namespace std;
typedef long long ll;
ll gcd(ll a,ll b){return b!=0?gcd(b,a%b):a;}
ll lcm(ll a,ll b){return a*b/gcd(a,b);}

int main(){
    ll n;
    string s;
    cin>>n>>s;
    ll mn,cnt=0;
    for(ll i=1;i<n;i++){
        if(s[i]=='E') cnt++;
    }
    mn=cnt;
    for(ll i=1;i<n;i++){
        if(s[i]=='E') cnt--:
        if(s[i-1]=='W') cnt++;
        min(mn,cnt); 
    }
    cout<<mn<<endl;
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:19:28: error: expected ';' before ':' token
   19 |         if(s[i]=='E') cnt--:
      |                            ^
      |                            ;
a.cc:21:12: warning: ignoring return value of 'constexpr const _Tp& std::min(const _Tp&, const _Tp&) [with _Tp = long long int]', declared with attribute 'nodiscard' [-Wunused-result]
   21 |         min(mn,cnt);
      |         ~~~^~~~~~~~
In file included from /usr/include/c++/14/algorithm:60,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51,
                 from a.cc:1:
/usr/include/c++/14/bits/stl_algobase.h:233:5: note: declared here
  233 |     min(const _Tp& __a, const _Tp& __b)
      |     ^~~
Language: C++

#include <iostream>
#include <vector>
#include <string>
#include <algorithm>
#include <iomanip>
#include <random>
#include <cstdio>
#include <cmath>
#include <map>
using namespace std;
typedef long long ll;
#define rep(i, n) for(int i = 0; i < (int) n; i++)

int main() {
    int n;
    string s;
    cin >> n >> s;
    vector<int> w(n), e(n);
    for (int i = 1; i < n; i++)
    {
        w[i] = w[i-1];
        if (s[i-1] == 'W') w[i]++;
    }
    for (int i = n-2; i >= 0; i--)
    {
        e[i] = e[i+1];
        if (s[i+1] == 'E') e[i]++;
    }
    int ans = INT_MAX;
    rep(i,n) {
        ans = min(ans, w[i]+e[i]);
    }
    cout << ans << endl;
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:29:15: error: 'INT_MAX' was not declared in this scope
   29 |     int ans = INT_MAX;
      |               ^~~~~~~
a.cc:10:1: note: 'INT_MAX' is defined in header '<climits>'; this is probably fixable by adding '#include <climits>'
    9 | #include <map>
  +++ |+#include <climits>
   10 | using namespace std;
Language: C++

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

int main()
{
    int n = 0;
    string s;

    cin >> n;
    cin >> s;

    // Counting west gorup
    int westGroupCount[n] = {0};
    for(int i = 1; i < n; i++)
    {
        westGroupCount[i] = westGroupCount[i - 1] + (s[i] == 'W' ? 1 : 0);
    }

    // Counting east group
    int eastGroupCount[n] = {0}
    for(int i = n - 2; i <= 0; i++)
    {
        eastGroupCount[i] = eastGroupCount[i + 1] + (s[i] == 'E' ? 1 : 0);
    }

    int minCount = INT_MAX;
    for(int i = 0; i < n; i++)
    {
        int count = westGroupCount[i] + eastGroupCount[i];
        if(count < minCount)
        {
            minCount = count;
        }
    }

    cout << minCount;

    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:22:5: error: expected ',' or ';' before 'for'
   22 |     for(int i = n - 2; i <= 0; i++)
      |     ^~~
a.cc:22:24: error: 'i' was not declared in this scope
   22 |     for(int i = n - 2; i <= 0; i++)
      |                        ^
Language: C++

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

int main()
{
    int n = 0;
    string s;

    cin >> n;
    cin >> s;

    int minCount = INT_MAX;
    for(int i = 0; i < n; i++)
    {
        for(int j = 0; j < n; j++)
        {
            if(j == i)
            {
                continue;
            }

            if(j < i)
            {
                if(s[j] == 'W')
                {
                    count++;
                }
            }
            else
            {
                if(s[j] == 'E')
                {
                    count++;
                }
            }
        }
        if(count < minCount)
        {
            minCount = count;
        }
    }

    cout << minCount;

    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:27:21: error: 'count' was not declared in this scope
   27 |                     count++;
      |                     ^~~~~
a.cc:34:21: error: 'count' was not declared in this scope
   34 |                     count++;
      |                     ^~~~~
a.cc:38:12: error: 'count' was not declared in this scope
   38 |         if(count < minCount)
      |            ^~~~~
Language: C++

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

int main(){
    int N;
    cin >> N;
    vector<char> S(N);
    for (int i = 0; i < N; i++){
        cin >> S.at(i);
    }
    vector<int> E(N,0);
    vector<int> W(N,0);
    for (int i = 0; i < N ; i++){
        if (i != N-1){
            W.at(i+1)=W.at(i);
            if(S.at(i)=='E') E.at(i)++;
            else W.at(i+1)++;
            E.at(i+1)=E.at(i);
        }
        else{
            if(S.at(i)=='E') E.at(i)++;
        }
    }
   
    int ans;
    int mans = N
    for (int i = 0; i < N; i++){
        ans = W.at(i) + (E.at(N-1) - E.at(i));
        
        if (mans > ans) mans = ans;
    }
    
    cout << mans << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:27:5: error: expected ',' or ';' before 'for'
   27 |     for (int i = 0; i < N; i++){
      |     ^~~
a.cc:27:21: error: 'i' was not declared in this scope
   27 |     for (int i = 0; i < N; i++){
      |                     ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
typedef int64_t ll;
typedef long double ld;
const ll MOD=1000000007;
#define rep(i,n) for(ll i=0;i<(ll)(n);i++)
long long gcd(long long a,long long b){
    ll gcdmax=max(a,b);
    ll gcdmin=min(a,b);
    while(true){
        if(gcdmax%gcdmin==0)break;
        else gcdmax%=gcdmin;
        swap(gcdmin,gcdmax);
    }
    return gcdmin;
}
ll powerup(ll N,ll P,ll M){
    if(P==0)return 1;
    else if(P%2==0){
        ll t=powerup(N,P/2,M);
        return t*t%M;
    }
    else return N*powerup(N,P-1,M)%M;
}
int main()
{
  ll N;
  cin>>N;
  string S;
  cin>>s;
  ll ans=0;
  rep(i,N){
    if(S[i]=='E')ans++;
  }
  cout<<min(ans,N-ans)<<endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:30:8: error: 's' was not declared in this scope
   30 |   cin>>s;
      |        ^
Language: C++

#include <iostream>
#include <algorithm>
#include <vector>
#include <cmath>
#include <iomanip>
#include <map>
using namespace std;

void solve(){
  int n; cin >> n;
  string s; cin >> s;
  vector<int> x(s.length());
  int sum = 0;
  x[0] = 0;
  for(int i = 1; i < s.length(); i++){
    if(s[i - 1] == 'W') sum++;
    x[i] = sum;
  }
  sum = 0;
  for(int i = s.length() - 2; i >= 0; i--){
    if(s[i + 1] == 'E') sum++;
    x[i] += sum;
  }
  int ans = 100000
  for(int i = 0; i < x.size(); i++){
    ans = min(x[i], ans);
  }
  cout << ans << endl;
  //for(int i = 0; i < x.size(); i++) cout << x[i] << " "; cout << endl;
  return;
}
int main(){
  solve();
  return 0;
}


Compiler output:
a.cc: In function 'void solve()':
a.cc:25:3: error: expected ',' or ';' before 'for'
   25 |   for(int i = 0; i < x.size(); i++){
      |   ^~~
a.cc:25:18: error: 'i' was not declared in this scope
   25 |   for(int i = 0; i < x.size(); i++){
      |                  ^
Language: C++

#include<iostream>
#include<algorithm>
#include<string>

using namespace std;

int main(){
    int n, i, j, count = 0;
    cin >> n;
    string s;
    int a[n];
    cin >> s;
    for (i = 0; i < n; ++i){
        for (j = 0; j < i; ++j){
            if(s[j] == 'w'){
                count += 1;
            }
        }
        for (j = i; j < n; ++j){
            if(s[j] == 'e'){
                count += 1;
            }
        }
        a[i] = count;
        count = 0;
    }
    sort(a, a + n);
    cout << a[0] << endl;
    return 0;

Compiler output:
a.cc: In function 'int main()':
a.cc:29:14: error: expected '}' at end of input
   29 |     return 0;
      |              ^
a.cc:7:11: note: to match this '{'
    7 | int main(){
      |           ^
Language: C++

#include<iostream>
#include<algorithm>

using namespace std;
using namespace string;

int main(){
    int n, i, j, count = 0;
    cin >> n;
    string s;
    int a[n];
    cin >> s;
    for (i = 0; i < n; ++i){
        for (j = 0; j < i; ++j){
            if(s[j] == 'w'){
                count += 1;
            }
        }
        for (j = i; j < n; ++j){
            if(s[j] == 'e'){
                count += 1;
            }
        }
        a[i] = count;
        count = 0;
    }
    sort(a, a + n);
    cout << a[0] << endl;
    return 0;
}

Compiler output:
a.cc:5:17: error: 'string' is not a namespace-name
    5 | using namespace string;
      |                 ^~~~~~
Language: C++

#include<iostream>

using namespace std;
using namespace string;

int main(){
    int n, i, j, count = 0;
    cin >> n;
    string s;
    int a[n];
    cin >> s;
    for (i = 0; i < n; ++i){
        for (j = 0; j < i; ++j){
            if(s[j] == 'w'){
                count += 1;
            }
        }
        for (j = i; j < n; ++j){
            if(s[j] == 'e'){
                count += 1;
            }
        }
        a[i] = count;
        count = 0;
    }
    sort(a, a + n);
    cout << a[0] << endl;
    return 0;
}

Compiler output:
a.cc:4:17: error: 'string' is not a namespace-name
    4 | using namespace string;
      |                 ^~~~~~
a.cc: In function 'int main()':
a.cc:26:5: error: 'sort' was not declared in this scope; did you mean 'short'?
   26 |     sort(a, a + n);
      |     ^~~~
      |     short
Language: C++

#include <iostream>
#include <string>
#include <vector>
#include <algorithm>
using namespace std;
#define rep(i, n) for (int i = 0; i < (int)(n); ++i)
#define rep2(i, s, n) for (int i = (int)(s); i < (int)(n); ++i)

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

  vector<int> W(N+1);
  int cnt = 0;
  rep(i, N) {
    if (S.at(i) == 'W') {
      ++cnt;
      W.at(i+1) = cnt;
    }
  }
  int min_n = N;
  rep(i, N) {
    int num = W.at(i) + N - i - 1 - (W.at(n) - W.at(i+1));
    min_n = min(min_n, num);
  }
  cout << min_n << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:25:43: error: 'n' was not declared in this scope
   25 |     int num = W.at(i) + N - i - 1 - (W.at(n) - W.at(i+1));
      |                                           ^
Language: C++

#include <iostream>
#include <string>
#include <vector>
#include <algorithm>
using namespace std;
#define rep(i, n) for (int i = 0; i < (int)(n); ++i)
#define rep2(i, s, n) for (int i = (int)(s); i < (int)(n); ++i)

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

  vector<int> W(N+1);
  int cnt = 0;
  rep(i, N) {
    if (S.at(i) == 'W') {
      ++cnt;
      W.at(i+1) = cnt;
    }
  }
  int min_n = N;
  rep(i, N) {
    int num = W.at(i) + n - i - 1 - (W.at(n) - W.at(i+1));
    min_n = min(min_n, num);
  }
  cout << min_n << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:25:25: error: 'n' was not declared in this scope
   25 |     int num = W.at(i) + n - i - 1 - (W.at(n) - W.at(i+1));
      |                         ^
Language: C++

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

int main(){
  int N;
  cin >> N;
  string s;
  cin >> s;
  int count = 1000000000;
  for(int i = 0; i < N; i++){
    int count1 = 0;
    for(int j = 0; j < i; j++){
      if(s.at(j) == "W") count1++;
    }
    for(int k = i+1; k < N; k++){
      if(s.at(k) == "E") count1++;
    }
    if(count1 < count) count = count1;
  }
  cout << count << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:13:18: error: ISO C++ forbids comparison between pointer and integer [-fpermissive]
   13 |       if(s.at(j) == "W") count1++;
      |          ~~~~~~~~^~~~~~
a.cc:16:18: error: ISO C++ forbids comparison between pointer and integer [-fpermissive]
   16 |       if(s.at(k) == "E") count1++;
      |          ~~~~~~~~^~~~~~
Language: C++

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

int main(){
  int N;
  cin >> N;
  string s;
  cin >> s;
  int count = 1000000000;
  for(int i = 0; i < N; i++){
    int count1 = 0;
    for(int j = 0; j < i; j++){
      if(s.at(j) == "W") count1++;
    }
    for(int k = j+1; j < N; j++){
      if(s.at(k) == "E") count1++;
    }
    if(count1 < count) count = count1;
  }
  cout << count << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:13:18: error: ISO C++ forbids comparison between pointer and integer [-fpermissive]
   13 |       if(s.at(j) == "W") count1++;
      |          ~~~~~~~~^~~~~~
a.cc:15:17: error: 'j' was not declared in this scope
   15 |     for(int k = j+1; j < N; j++){
      |                 ^
a.cc:16:18: error: ISO C++ forbids comparison between pointer and integer [-fpermissive]
   16 |       if(s.at(k) == "E") count1++;
      |          ~~~~~~~~^~~~~~
Language: C++

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

int main()
{
	int N;
	cin >> N;
	
	char S[N+2];
	for (int i = 0; i < N; i++) {
		cin >> S[i];
	}
	
	int answer = N;
	for (int leader = 2; leader < N + 1; leader++) {
		
		int tmpSum = 0;

		// リーダーの西
		for (int i = 1; i <= leader - 1 ; i++) {
			if (S[i] == 'W') tmpSum++;
		}

		// リーダーの東 
		for (int i = leader + 1; i <= N; i++) {
			if (S[i] == 'E') tmpSum++;
		}

		answer = min(answer, tmpSum);
	}

	// leader = 1
	int tmpSum = 0;
	for (int i = 2; i <= N; i++) {
		if (S[i] == 'E') tmpSum++;
	}
	answer = min(answer, tmpSum);

	// leader = N
	int tmpSum = 0;
	for (int i = 1; i <= N - 1; i++) {
		if (S[i] == 'W') tmpSum++;
	}
	answer = min(answer, tmpSum);


	cout << answer << endl;
		
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:40:13: error: redeclaration of 'int tmpSum'
   40 |         int tmpSum = 0;
      |             ^~~~~~
a.cc:33:13: note: 'int tmpSum' previously declared here
   33 |         int tmpSum = 0;
      |             ^~~~~~
Language: C++

#include <iostream>
using namespace std;

int main(void) {
  int n;
  cin >> n;
  
  int d[n];
  for (int i=0; i<n; i++) cin >> d[i];
  
  int min = 0;
  for(int i=0; i<n; i++) {
    int num = 0;
    for (int j=0; j<i; j++) if (d[j] == 'W') num++;
    for (int j=i+1; j<n; j++) if (d[j] == 'E') num++;
    if (num < min) min = num;
  }
  
  cout << num << endl;
  
  return 0;
}
  

Compiler output:
a.cc: In function 'int main()':
a.cc:19:11: error: 'num' was not declared in this scope; did you mean 'enum'?
   19 |   cout << num << endl;
      |           ^~~
      |           enum
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main(){
	int n,minn=10000;
  	cin>>n;
  string s;
  cin>>s;
  int west[n],east[n];
  memset(west,0,sizeof west);memset(east,0,sizeof east);
  if(s[0]=='W') west[0]=1;
  for(int i=1;i<n;i++){
    if(s[i]=='W') west[i]+=west[i-1]+1;
  }
  if(s[n-1]=='E') east[n-1]=1;
  for(int i=n-2;i>=0;i--){
    if(s[i]=='E') east[i]=east[i+1]+1;
  }
  for(int i=0;i<n;i++){
   
    int cnt+=west[i]+east[i]-1;
    minn=min(minn,cnt);
  }
  cout<<minn;
}
    

Compiler output:
a.cc: In function 'int main()':
a.cc:20:12: error: expected initializer before '+=' token
   20 |     int cnt+=west[i]+east[i]-1;
      |            ^~
a.cc:21:19: error: 'cnt' was not declared in this scope; did you mean 'int'?
   21 |     minn=min(minn,cnt);
      |                   ^~~
      |                   int
Language: C

#include <iostream>

using namespace std;

int main(int argc,char **argv)
{
  int n;
  cin >> n;

  string line;
  cin >> line;

  int m=INT_MAX;
  for(int i=0;i<n;i++)
  {
    int cnt=0;
    for(int j=0;j<i;j++)
    {
      if(i != j && line.c_str()[j] == 'W')
        cnt++;
    }

    for(int j=i;j<n;j++)
    {
      if(i != j && line.c_str()[j] == 'E')
        cnt++;
    }
    m = min(m,cnt);
  }
  cout << m << endl;

}


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

#include <iostream>

using namespace std;

int main(int argc,char **argv)
{
  int n;
  cin >> n;

  string line;
  cin >> line;

  int m=INT_MAX;
  for(int i=0;i<n;i++)
  {
    int cnt=0;
    for(int j=0;j<i;j++)
    {
      if(i != j && line.at(j) == 'W')
        cnt++;
    }

    for(int j=i;j<n;j++)
    {
      if(i != j && line.at(j) == 'E')
        cnt++;
    }
    m = min(m,cnt);
  }
  cout << m << endl;

}


Compiler output:
a.cc: In function 'int main(int, char**)':
a.cc:13:9: error: 'INT_MAX' was not declared in this scope
   13 |   int m=INT_MAX;
      |         ^~~~~~~
a.cc:2:1: note: 'INT_MAX' is defined in header '<climits>'; this is probably fixable by adding '#include <climits>'
    1 | #include <iostream>
  +++ |+#include <climits>
    2 |
Language: C++

#include <bits/stdc++.h>

using namespace std;

int main(){
  int n;
  string s;
  cin >> n >> s;
  vector<int> a(n);
  vector<int> b(n);
  int cnt1=0;
  int cnt2=0;
  for(int i=0;i<n;i++){
    if(s[i]=='E'){
      cnt1++;
      a[i]=cnt;
    }
    if(s[n-i-1]=='W'){
      cnt2++;
      b[n-i-1]=cnt2;
    }
  }
  int m=-1;
  for(int i=0;i<n;i++){
    if(i==0){
      m=max(m,b[n-2]);
    }
    else if(i==n-1){
      m=max(m,a[n-2]);
    }
    m=max(m,a[i-1]+b[i+1]);
  }
  cout << n-m << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:16:12: error: 'cnt' was not declared in this scope; did you mean 'cnt2'?
   16 |       a[i]=cnt;
      |            ^~~
      |            cnt2
Language: Java

import java.util.*;
public class Ma{
  public static void main(String[] args){
    Scanner sc=new Scanner(System.in);
    int n=sc.nextInt();
    String str=sc.next();
    char[] c=str.toCharArray();
    int W[]=new int[n+1];
    int E[]=new int[n+1];
    int min=99;

    for(int i=0;i<=n;i++){
      W[i]=0;
      E[i]=0;
    }


    for(int i=0;i<n;i++){
      W[i+1]=W[i];
      if(c[i]=='W') W[i+1]++;
      E[i+1]=E[i];
      if(c[i]=='E') E[i+1]++;
    }

    for(int i=0;i<n;i++){
      int count=W[i]+E[n]-E[i+1];
      min=Math.min(min,count);
    }


    System.out.println(min);
  }
}


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

#include<stdio.h>
int main(void){
	int N;
	int i;
	int sum[300000]={0};
	int min=300000;
	char S[300000];
	scanf("%d",&N);
	scanf("%s",S);
	i=0;
	while(i<N){
		for(int j=0;j<N;j++){
			if(j<i){
				if(S[j]=='W'){
					sum[i]++;
				}
			}else if(i<j){
				if(S[j]=='E'){
					sum[i]++;
				}
			}
		}
		i++;
	}
	for(int i=0;i<N;i++){
		if(sum[i]<min){
			min=sum[i];
		}
	}
	printf("%d",min);
	return 0;

Compiler output:
main.c: In function 'main':
main.c:31:9: error: expected declaration or statement at end of input
   31 |         return 0;
      |         ^~~~~~
Language: C

#include<stdio.h>
int main(void){
	int N;
	int i;
	int sum[300000]={0};
	int min=300000;
	char S[300000];
	scanf("%d",&N);
	scanf("%s",S);
	i=0;
	while(i<N){
		sum=0;
		for(int j=0;j<N;j++){
			if(j<i){
				if(S[j]=='W'){
					sum[i]++;
				}
			}else if(i<j){
				if(S[j]=='E'){
					sum[i]++;
				}
			}
		}
		i++;
	}
	for(int i=0;i<N;i++){
		if(sum[i]<min){
			min=sum[i];
		}
	}
	printf("%d",min);
	return 0;

Compiler output:
main.c: In function 'main':
main.c:12:20: error: assignment to expression with array type
   12 |                 sum=0;
      |                    ^
main.c:32:9: error: expected declaration or statement at end of input
   32 |         return 0;
      |         ^~~~~~
Language: C++

#include<bits/stdc++.h>
using namespace std;
const int mod = 1000000007;
#define rep(i, n) for(int i = 0; i < (n); i++)

int int_len(int n) {
  int s=0;
  while(n!=0) s++, n/=10;
  return s;
}

int int_sum(int n) {
  int m=0,s=0,a=n;
  while(a!=0) s++, a/=10;
  for(int i=s-1;i>=0;i--) m+=n/((int)pow(10,i))-(n/((int)pow(10,i+1)))*10;
  return m;
}






int ggcd(int a,int b)
{
 
  int r, tmp;
 
  
 
  /* 自然数 a > b を確認・入替 */
  if(a<b){
    tmp = a;
    a = b;
    b = tmp;
  }
 
  /* ユークリッドの互除法 */
  r = a % b;
  while(r!=0){
    a = b;
    b = r;
    r = a % b;
  }
 
 
 
  return b;
}







int fac(int n){
  int m=1;
  while(n>=1) m*=n,n--;
  return m;
}

int vec_sum(vector<int> v){
  int n=0;
  for(int i=0;i<v.size();i++) n+=v[i];
  return n;
}
///////////////////////////
int main() {
  int n,cnt,ans,p;
  cin>>n;
  string s;
  cin>>s;
  
  if(s[0]=='W'){
    cnt=s.count(s.begin(),s.end(),'W')-1;
  }else{
    cnt=s.count(s.begin(),s.end(),'W');
  }
  ans=n-cnt-1;
  p=ans;
  for(int i=0;i<s.size()-1;i++){
    
    if(s[i]=='W' && s[i+1]=='W'){
      p++;
    }else if(s[i]=='E' && s[i+1]=='E'){
      p--;
    }
    
    ans=min(p,ans);
  }
  cout<<ans<<endl;
}
///////////////////////////






Compiler output:
a.cc: In function 'int main()':
a.cc:76:11: error: 'std::string' {aka 'class std::__cxx11::basic_string<char>'} has no member named 'count'
   76 |     cnt=s.count(s.begin(),s.end(),'W')-1;
      |           ^~~~~
a.cc:78:11: error: 'std::string' {aka 'class std::__cxx11::basic_string<char>'} has no member named 'count'
   78 |     cnt=s.count(s.begin(),s.end(),'W');
      |           ^~~~~
Language: Java

import java.util.*;
public class Main{
	public static void main(String[] args){
    	Scanner sc = new Scanner(System.in);
      int n = sc.nextInt();
      char[] c = sc.next().toCharArray();
      int[] w = new int[n+2];
      int[] e = new int[n+2];
      int cnt = 0;
      for(int i = 1;i <= n;i++){
      	if(c[i-1]=='W')w[i]++;
        if(c[i-1]=='E')e[i]++;
        w[i]+=w[i-1];
        e[i]+=e[i-1];
      }
      int min = Math.min(w[n],e[n]);
      if((c[0]=='E'&&w[n]=n-1)||(c[n]=='W'&&e[n]=n-1))min = 0;
      for(int i = 1;i < n-2;i++){
        int x = e[n]-e[i+2];
        int y = w[i];
      	min = Math.min(min,x+y);
      }
      System.out.println(min);
    }
}


Compiler output:
Main.java:17: error: bad operand types for binary operator '&&'
      if((c[0]=='E'&&w[n]=n-1)||(c[n]=='W'&&e[n]=n-1))min = 0;
                   ^
  first type:  boolean
  second type: int
Main.java:17: error: bad operand types for binary operator '&&'
      if((c[0]=='E'&&w[n]=n-1)||(c[n]=='W'&&e[n]=n-1))min = 0;
                                          ^
  first type:  boolean
  second type: int
2 errors
Language: C++

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

int main(){
	int n;
	cin >> n;
	string s;
	cin >> s;
	int cout[n+1] ={0};
	for(int i = 0; i < n; i++){
		if(s[i] == 'W') cout[i+ 1] = cout[i] +1;
		else cout[i+1] = cout[i];
	}
	int ans = 1e9;
	for(int i = 0; i < n; ++i){
		int left_western = cout[i] - cout[0];
		int right_western = cout[n] - cout[i+1];
		int right_eastern = n - i - right_western;
		int sum = left_western + right_eastern;
		ans = min(ans, sum);
	}
	cout << ans << endl;
	return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:22:14: error: invalid operands of types 'int [(n + 1)]' and 'int' to binary 'operator<<'
   22 |         cout << ans << endl;
      |         ~~~~ ^~ ~~~
      |         |       |
      |         |       int
      |         int [(n + 1)]
Language: C++

#include<bits/stdc++.h>
#define ll long long
#define rep(i, n) for (int i = 0; i < (n); i++)
using namespace std;

int main() {
  int n;
  cin >> n;
  vector<char> s(n);
  rep(i, n) cin >> s[i];

  vector<int> wsum(n + 1, 0), esum(n + 1, 0);
  rep(i, n + 1) {
    if (s[i] == 'W') {
      wsum[i] = wsum[i-1]+1;
      esum[i] = esum[i-1];
    }
    else {
      esum[i] = esum[i-1]+1;
      wsum[i] = wsum[i-1];
    }
  }
  int ans = 1e9;
  rep(i, n) {
    if (i == 0) cnt += esum[n-1] - esum[0];
    else if (i == n-1) cnt += wsum[n-2];
    else cnt += wsum[i-1] + esum[n-1] - esum[i];
    ans = min(ans, cnt);
  }
  cout << ans << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:25:17: error: 'cnt' was not declared in this scope; did you mean 'int'?
   25 |     if (i == 0) cnt += esum[n-1] - esum[0];
      |                 ^~~
      |                 int
a.cc:26:24: error: 'cnt' was not declared in this scope; did you mean 'int'?
   26 |     else if (i == n-1) cnt += wsum[n-2];
      |                        ^~~
      |                        int
a.cc:27:10: error: 'cnt' was not declared in this scope; did you mean 'int'?
   27 |     else cnt += wsum[i-1] + esum[n-1] - esum[i];
      |          ^~~
      |          int
a.cc:28:20: error: 'cnt' was not declared in this scope; did you mean 'int'?
   28 |     ans = min(ans, cnt);
      |                    ^~~
      |                    int
Language: C++

#include <iostream>
#include <vector>
#include <algorithm>
#define ll long long int
#define pb push_back
#define mp make_pair

using namespace std;

int main(){

    int N;
    string S;
    cin >> N >> S;

    int left = 0,right = 0;

    for(int i=0;i<N;i++){
        if(S[i] == 'W'){
            left++;
        }
        else{
            right++;
        }
    }

    ll ans = RLIM_INFINITY;
    int tmp;    
    int n_l = 0;

    for(int i=0;i<N;i++){
        if (S[i] == 'E')
        {
            right--;
        }
        
        tmp = n_l + right;

        if (ans > tmp)
            ans = tmp;

        if(S[i] == 'W'){
            n_l++;
        }
    }
    cout << ans << endl;
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:27:14: error: 'RLIM_INFINITY' was not declared in this scope
   27 |     ll ans = RLIM_INFINITY;
      |              ^~~~~~~~~~~~~
Language: C++

#include <stdio.h>
 
int main(){
    int a, b, add, sub, mul;
 
    scanf("%d %d", &a, &b);
 
    add = a + b;
    sub = a - b;
    mul = a * b;
 
    if(sub <= add && mul <= add)
        printf("%d\n", add);
    else if(add <= mul && sub <= mul)
        printf("%d\n", mul);
    else
        printf("%d\n", sub);
 
    return 0;
}
#include <stdio.h>

int main(){
    int a, b, add, sub, mul;

    scanf("%d %d", &a, &b);

    add = a + b;
    sub = a - b;
    mul = a * b;

    if(sub <= add && mul <= add)
        printf("%d\n", add);
    else if(add <= mul && sub <= mul)
        printf("%d\n", mul);
    else
        printf("%d\n", sub);

    return 0;
}


Compiler output:
a.cc:23:5: error: redefinition of 'int main()'
   23 | int main(){
      |     ^~~~
a.cc:3:5: note: 'int main()' previously defined here
    3 | int main(){
      |     ^~~~
Language: C++

#include<iostream>
#include<string.h>
using namespace std;
string s;
int const MAXN=300100;
int n, sin[MAXN], des[MAXN], res=INT_MAX;
int main(){
	cin>>n>>s;
	if(s[0]=='W') sin[0]=1;
	for(int i=1;i<n;i++) sin[i]=(s[i]=='W')?sin[i-1]+1:sin[i-1];
	if(s[n-1]=='E') des[n-1]=1;
	for(int i=n-2;i>=0;i--) des[i]=(s[i]=='E')?des[i+1]+1:des[i+1];
	for(int i=0;i<n;i++){
		int sinistra=(i==0)?0:sin[i-1], destra=(i==n-1)?0:des[i+1];
		res=min(res,sinistra+destra);
	}
	cout<<res;
}

Compiler output:
a.cc:6:8: warning: built-in function 'sin' declared as non-function [-Wbuiltin-declaration-mismatch]
    6 | int n, sin[MAXN], des[MAXN], res=INT_MAX;
      |        ^~~
a.cc:6:34: error: 'INT_MAX' was not declared in this scope
    6 | int n, sin[MAXN], des[MAXN], res=INT_MAX;
      |                                  ^~~~~~~
a.cc:3:1: note: 'INT_MAX' is defined in header '<climits>'; this is probably fixable by adding '#include <climits>'
    2 | #include<string.h>
  +++ |+#include <climits>
    3 | using namespace std;
Language: C++

#include<iostream>
#include<algorithm>
#include<set>
#include<map>
#include<vector>
#include<queue>
#include<cstring>
#include<cmath>
#include<cstdio>
#include<cstdlib>
using namespace std;

#define MAX 300002
int sumA[MAX], sumB[MAX];

int main(){
  int n;
  string s;

  while (cin >> n >> s) {
    fill(sumA, sumA + MAX, 0);
    fill(sumB, sumB + MAX, 0);
    
    for (int i = 0; i < n; i++) {
      if (s[i] == 'W') {
        sumA[i + 1] = 1;
      }
      sumA[i + 1] += sumA[i];
    }

    for (int i = n - 1; i >= 0; i--) {
      if (s[i] == 'E' && i > 0) {
        sumB[i - 1] = 1;
      }
      sumB[i - 1] += sumB[i];
    }

    int ans = INT_MAX;

    for (int i = 0; i < n; i++) {
      ans = min(ans, sumA[i] + sumB[i]);
    }

    cout << ans << endl;
  }
}


Compiler output:
a.cc: In function 'int main()':
a.cc:38:15: error: 'INT_MAX' was not declared in this scope
   38 |     int ans = INT_MAX;
      |               ^~~~~~~
a.cc:11:1: note: 'INT_MAX' is defined in header '<climits>'; this is probably fixable by adding '#include <climits>'
   10 | #include<cstdlib>
  +++ |+#include <climits>
   11 | using namespace std;
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main(){
  int n; cin>>n;
  char s[n];
  for(int i=0;i<n;i++)cin>>s[i];
  int ans=INT_MAX;
  for(int i=0;i<n;i++){
    int cost=0;
    for(int j=0;j<i;j++)if(a[j]!='E')cost++;
    for(int j=i+1;j<n;j++)if(a[j]!='W')cost++;
    ans=min(ans,cost);
  }
  cout<<ans<<endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:10:28: error: 'a' was not declared in this scope
   10 |     for(int j=0;j<i;j++)if(a[j]!='E')cost++;
      |                            ^
a.cc:11:30: error: 'a' was not declared in this scope
   11 |     for(int j=i+1;j<n;j++)if(a[j]!='W')cost++;
      |                              ^
Language: C++

#include <iostream>
#include <cstdio>
#include <string>
#include <algorithm>
#include <cmath>
#include <vector>
#define rep(i, n) for(int i = 0; i < n; i++)
using namespace std;
typedef long long ll;

int main() {
    int N;
    string S;
    cin >> N >> S;
    int a[N];
    rep(i, N) {
        a[i] = 0;
    }

    for(int i = 1; i < N; i++) {
        if(S[i] == 'E') {
            a[0]++;
        }
    }

    for(int i = 1; i < N; i++) {
        if(S[i-1] == 'W' && S[i] == 'W') {
            a[i] = a[i-1] + 1; 
        }
        else if(S[i-1] == 'E' && S[i] == 'E') {
            a[i] = a[i-1] - 1;
        }
    }

    sort(a, a+N);

    cout << a[0];s

    cout << endl;
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:37:18: error: 's' was not declared in this scope
   37 |     cout << a[0];s
      |                  ^
Language: C++

#include <iostream>
#include <vector>

using namespace std;

int main(){
  int N;
  cin >> N;
  vector<char> S(N);
  int cnt = 0;
  for(int i = N - 1; i > 0; i--){
    if(S[i] == 'E') cnt++;
  }
  int prev = cnt;
  int idx = 1;
  while(prev >= cnt && idx < N;){
    if(S[idx] == 'E') cnt--;
    else cnt++;
    prev = cnt;
    idx++;
  }
  cout << prev;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:16:31: error: expected ')' before ';' token
   16 |   while(prev >= cnt && idx < N;){
      |        ~                      ^
      |                               )
a.cc:16:32: error: expected primary-expression before ')' token
   16 |   while(prev >= cnt && idx < N;){
      |                                ^
Language: C++

#include <iostream>
#include <vector>

using namespace std;

int main(){
  int N;
  cin >> N;
  vector<char> S(N);
  int cnt = 0;
  for(int i = N - 1; i > 0; i--){
    if(S[i] == 'E') cnt++;
  }
  int prev = cnt;
  int idx = 1;
  while(prev >= cnt && idx < N;){
    if(S[idx] == 'E') cnt--;
    else cnt++;
    prev = cnt;
    idx++
  }
  cout << prev;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:16:31: error: expected ')' before ';' token
   16 |   while(prev >= cnt && idx < N;){
      |        ~                      ^
      |                               )
a.cc:16:32: error: expected primary-expression before ')' token
   16 |   while(prev >= cnt && idx < N;){
      |                                ^
Language: C++

#include <iostream>
#include <vector>
#include <string>
using namespace std;
int main(void){
  int N;
  cin >> N;
  
  string s;
  cin >> s;
  
  vector<int>dir(N,0);
  
  if(s[0] == 'E')
    dir[0] = 1;
  
  for(int i=1;i<N;i++){
    if(s[i] == 'E')
      dir[i] = dir[i - 1] + 1;
    else
      dir[i] = dir[i - 1];
  }
  
  int ans = 999999;
  for(int i=0;i<N;i++){
    if(i == 0)
      min = dir[N - 1];
    else if(i == N)
      min = N - 1 - dir[N - 2];
    else
      min = (i - dir[i - 1]) + (dir[N - 1] - dir[i]);
    
    if(min < ans)
      ans = min;
  }
  
  cout << ans << endl;
  
  return 0;
}

    
      
  
  

Compiler output:
a.cc: In function 'int main()':
a.cc:27:22: error: overloaded function with no contextual type information
   27 |       min = dir[N - 1];
      |                      ^
a.cc:29:30: error: overloaded function with no contextual type information
   29 |       min = N - 1 - dir[N - 2];
      |                              ^
a.cc:31:52: error: overloaded function with no contextual type information
   31 |       min = (i - dir[i - 1]) + (dir[N - 1] - dir[i]);
      |                                                    ^
a.cc:33:8: error: parse error in template argument list
   33 |     if(min < ans)
      |        ^~~~~~~~~
a.cc:33:17: error: cannot resolve overloaded function 'min' based on conversion to type 'bool'
   33 |     if(min < ans)
      |                 ^
a.cc:34:13: error: cannot resolve overloaded function 'min' based on conversion to type 'int'
   34 |       ans = min;
      |             ^~~
Language: C++

# -*- coding: utf-8 -*-
from collections import Counter
N = int(input())
S = input()
l = []
for t in range(len(S)):
    l.append(S[t])
mlist=[]
for t in range(N):
    l1 = l[0:t]
    l2 = l[t+1:len(l)]
    h = 0
    p1 = Counter(l1)
    p2 = Counter(l2)
    mlist.append(p1["W"] + p2["E"])
print(min(mlist))
    
    

Compiler output:
a.cc:1:3: error: invalid preprocessing directive #-
    1 | # -*- coding: utf-8 -*-
      |   ^
a.cc:2:1: error: 'from' does not name a type
    2 | from collections import Counter
      | ^~~~
Language: C++

#include <iostream>
#include <string>
using namespace std;
 
int main() {
  int N;
  string S;
  cin >> N;
  cin >> S;
  int left[N];
  int right[N];
  int w;
  int e;
  int result=10000000;
  turn_e[0]=0;
  turn_w[N-1]=0;
  for(int i = 1; i < N; ++i) {
    w=0;
    e=0;
    if(S[i-1]=='W'){
      ++w;
    }
    if(S[N-i]=='E'){
      ++e;
    }
    turn_e[i] = turn_e[i-1] + w;
    turn_w[N-1-i] = turn_w[N-i] + e;
  }
  for(int i = 1; i <= N ; ++i) {
    result = min(result, (turn_e[i-1] + turn_w[i-1]));
  }
  cout << result << "\n";
  return 0;
}

  

Compiler output:
a.cc: In function 'int main()':
a.cc:15:3: error: 'turn_e' was not declared in this scope
   15 |   turn_e[0]=0;
      |   ^~~~~~
a.cc:16:3: error: 'turn_w' was not declared in this scope
   16 |   turn_w[N-1]=0;
      |   ^~~~~~
Language: C++

#include <iostream>
#include <string>
using namespace std;
 
int main() {
  int N;
  string S;
  cin >> N;
  cin >> S;
  int left[N];
  int right[N];
  int w;
  int e;
  int result=10000000;
  turn_e[0]=0;
  turn_w[N-1]=0;
  for(int i = 1; i < N; ++i) {
    w=0;
    e=0;
    if(s[i-1]=='W'){
      ++w;
    }
    if(s[N-i]=='E'){
      ++e;
    }
    turn_e[i] = turn_e[i-1] + w;
    turn_w[N-1-i] = turn_w[N-i] + e;
  }
  for(int i = 1; i <= N ; ++i) {
    result = min(result, (turn_w[i-1] + turn_e[i-1]));
  }
  cout << result << "\n";
  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:15:3: error: 'turn_e' was not declared in this scope
   15 |   turn_e[0]=0;
      |   ^~~~~~
a.cc:16:3: error: 'turn_w' was not declared in this scope
   16 |   turn_w[N-1]=0;
      |   ^~~~~~
a.cc:20:8: error: 's' was not declared in this scope
   20 |     if(s[i-1]=='W'){
      |        ^
a.cc:23:8: error: 's' was not declared in this scope
   23 |     if(s[N-i]=='E'){
      |        ^
Language: C++

#include <iostream>
#include <string>
using namespace std;
 
int main() {
  int N;
  string S;
  cin >> N;
  cin >> S;
  int left[300000];
  int right[300000];
  int w;
  int e;
  int result=10000000;
  left[0]=0;
  right[0]=0;
  for(int i = 1; i < N; ++i) {
    w=0;
    e=0;
    if(s[i-1]=='W'){
      ++w;
    }
    if(s[N-i]=='E'){
      ++e;
    }
    left[i] = left[i-1] + w;
    right[i] = right[i-1] + e;
  }
  for(int i = 1; i <= N ; ++i) {
    result = min(result, (right[i-1] + left[N-i]));
  }
  cout << result << "\n";
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:20:8: error: 's' was not declared in this scope
   20 |     if(s[i-1]=='W'){
      |        ^
a.cc:23:8: error: 's' was not declared in this scope
   23 |     if(s[N-i]=='E'){
      |        ^
Language: C++

#include <iostream>
#include <vector>
#include <string>
using namespace std;
typedef long long ll;
ll main(ll argc, char const *argv[])
{
    ll n;cin>>n;
    string s;cin>>s;
    vector<ll> w(n+1,0);
    vector<ll> e(n+1,0);

    ll ret =1000000;
    for(ll i=0;i<n;++i){
        if(s[i]=='W'){
            if(i==0)w[0]=1;
            else{
                w[i]=w[i-1]+1;
                e[i]=e[i-1];
            }
        }
        else{
            if(i==0)e[0]=1;
            else{
                e[i]=e[i-1]+1;
                w[i]=w[i-1];
            }
        }
    }
    e[n]=e[n-1];
    w[n]=w[n-1];

    for(ll i=0;i<n;++i){
        ll temp;
        if(i==0)temp = e[n-1]-e[i+1];
        else temp = w[i-1]+e[n-1]-e[i+1];
        ret = min(ret,temp);
    }
    cout << ret << endl;
    return 0;
}


Compiler output:
a.cc:6:1: error: '::main' must return 'int'
    6 | ll main(ll argc, char const *argv[])
      | ^~
a.cc:6:4: warning: first argument of 'int main(ll, const char**)' should be 'int' [-Wmain]
    6 | ll main(ll argc, char const *argv[])
      |    ^~~~
Language: Java

import java.util.Scanner;
public class Main {
	public static void main(String[] args) {
		Scanner stdIn=new Scanner(System.in);
		int N=stdIn.nextInt();
		String S=stdIn.next();
		int e[]=new int[N+1];
		int w[]=new int[N+1];
		int z=0;
		long y=0,x=0;
		while(z<N){
			if(S.charAt(z)=='W')
				y++;
			if(S.charAt(N-z-1)=='E')
				x++;
			w[z+1]=y;e[N-z-1]=x;
			z++;
		}z=0;y=0;x=3*100000;
		while(z<N-1){
			y=w[z]+e[z+2];
			if(y<x)
				x=y;
			z++;
		}
		System.out.println(x);
	}
}

Compiler output:
Main.java:16: error: incompatible types: possible lossy conversion from long to int
			w[z+1]=y;e[N-z-1]=x;
			       ^
Main.java:16: error: incompatible types: possible lossy conversion from long to int
			w[z+1]=y;e[N-z-1]=x;
			                  ^
2 errors
Language: C++

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

int main() {
    int N; cin >> N;
    vector<char> S(N); for (int i = 0; i < N; i++) cin >> S[i];

    vector<int> W(N + 1), E(N + 1);
    W[0] = 0; E[0] = 0;
    int w = 0, e =0;

    for (int i = 0; i < N; i++){
        if (S[i] == 'W') {
            w ++;
            W[i + 1] = w;
        }
        if (S[i] == 'E') {
            e ++;
            E[i + 1] = e;
        }
    }

    int ans = min(E[N] - E[1], W[N - 1]);

    for (int i = 1; i <= N - 2; i++){
        ans = min(ans, W[i] + E[N] - E[i + 1])
    }

    cout << ans << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:26:47: error: expected ';' before '}' token
   26 |         ans = min(ans, W[i] + E[N] - E[i + 1])
      |                                               ^
      |                                               ;
   27 |     }
      |     ~
Language: C++

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

int n;
string s;
int w[300001], e[300001];

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

    cin >> n >> s;
    memset(w, 0, sizeof(w)); memset(e, 0, sizeof(e));

    for (int i = 1; i < n; i++) {
        w[i] = w[i-1];
        if (s[i] == 'W') w[i]++;

        e[n-i-1] = e[n-i];
        if (e[n-i-1] == 'E') e[n-i-1]++; 
    }

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

    cout << ans << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:13:5: error: 'memset' was not declared in this scope
   13 |     memset(w, 0, sizeof(w)); memset(e, 0, sizeof(e));
      |     ^~~~~~
a.cc:2:1: note: 'memset' is defined in header '<cstring>'; this is probably fixable by adding '#include <cstring>'
    1 | #include <iostream>
  +++ |+#include <cstring>
    2 | #include <string>
Language: C++

#include<iostream>
#include<cmath>
#include<numeric>
#include<string>
#include<algorithm>
#include<vector>
#define rep(i,n) for(int i=0;i<n;i++)
#define rep1(i,n) for(int i=1;i<n;i++)
#define int64 long long
#define yokuwaruprime (10*10*10*10*10*10*10*10*10+7)
using namespace std;

int main(){
  int N;
  string s;
  cin>>N>>s;
  int counteast;
  rep1(i,N){
    if(s[i]==''){
      counteast++;
    }
  }
  int left[N],right[N];
  left[0]=0;
  right[0]=counteast;
  rep1(i,N){
    if(s[i-1]=='W'){
      left[i]=left[i-1]+1;
    }else{
      left[i]=left[i-1];
    }
    if(s[i]=='E'){
      right[i]=right[i-1]-1;
    }else{
      right[i]=right[i-1];
    }
  }
  int ans=counteast;
  rep(i,N){
    if(left[i]+right[i]<ans){
      ans=left[i]+right[i];
    }
  }
  cout<<ans<<endl;
}

Compiler output:
a.cc:19:14: error: empty character constant
   19 |     if(s[i]==''){
      |              ^~