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

#include<bits/stdc++.h>
using namespace std;
int main(){
    string S;
    cin>>S;
    int CR=0,CL=0;
    int CE=0,CO=0;
    vector<int> vt,vv;
    for(int i=0;i<S.length();i++){
        if((S[i]=='R'&&CR>0)||i==S.length()-1){
            vv.push_back(CE);
            vv.push_back(CO);
            CR=0,CL=0;
            CE=0;CO=0;
        }
        if(i%2==0){
            CE++;
            if(i==S.length()-2){
                CO++;
            }
        }else{
            CO++;
            if(i==S.length()-2){
                CE++;
            }
        }
        if(S[i]=='L'){
            CR++;
        }
        if(CL==0&&S[i]=='L'){
            CL++;
            vt.push_back(i-1);
            vt.push_back(i);
        }
    }
    int j=0;
    vector<int> ans(S.length()-1);
    for(int i=0;i<S.length();i++){
        if(i==vt[j]){
            if(i%2==0){
                ans[i]=vv[j];
                ans[i+1]=vv[j+1];
                //ans.push_back(vv[j]);
                //ans.push_back(vv[j+1]);
            }else{
                ans[i]=vv[j+1];
                ans[i+1]=vv[j];
                //ans.push_back(vv[j+1]);
                //ans.push_back(vv[j]);
            }
            //cout<<i<<vv[j]<<vv[j+1]<<endl;
            j+=2;
            i+=1;
            /*cout<<i<<vv[j]<<vv[j+1]<<endl;
            j+=2;
            i++;*/
        }else{
         ans.push_back(0);   
        }
    }
    for(int i=0;i<S.length();i++){
        cout<<ans[i]<<<" ";
    }
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:62:23: error: expected primary-expression before '<' token
   62 |         cout<<ans[i]<<<" ";
      |                       ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
int num[maxn];
bool vis[maxn];
int main()
{
	ios::sync_with_stdio(false);
    cin.tie(0);
   	cout.tie(0);
    string s;
    cin>>s;
    memset(vis,false,sizeof(vis));
    int n=s.length();
    int now=1,cnt=1;
    int lftpos=0;
    for(int i=1;i<n;i++){
        if(now==1){
            if(s[i]=='R')cnt++;
            else{
                vis[i-1]=true;
                num[i-1]=cnt;
                now=2;
                lftpos=i;
                cnt=1;
                vis[i]=true;
            }
        }
        else if(now==2){
            if(s[i]=='L')cnt++;
            else{
                num[lftpos]=cnt;
                cnt=1;
                now=1;
            }
        }
    }
    num[lftpos]=cnt;
    for(int i=0;i<n;i++){
        if(!vis[i])
            cout<<"0 ";
        else{
            int l=num[i],r=num[i+1];
            int sum=l+r;
            if(l==r)cout<<l<<" "<<r<<" ";
            else if(l<r){
                int mi=(l+1)%2;
                int d=(r-l)&1;
                int z=(mi+d)%2;
                l=(sum)/2;
                r=(sum+1)/2;
                if(z&1)cout<<r<<" "<<l<<" ";
                else cout<<l<<" "<<r<<" ";
            }
            else
            {
                int mi=(r+1)%2;
                int d=(l-r)&1;
                int z=(mi+d)%2;
                l=(sum+1)/2;
                r=(sum)/2;
                if(z&1)
                {
                    cout<<r<<" "<<l<<" ";
                }
                else
                {
                    cout<<l<<" "<<r<<" ";
                }
            }
            i++;
        }
    }
	return 0;
}


Compiler output:
a.cc:3:9: error: 'maxn' was not declared in this scope
    3 | int num[maxn];
      |         ^~~~
a.cc:4:10: error: 'maxn' was not declared in this scope
    4 | bool vis[maxn];
      |          ^~~~
a.cc: In function 'int main()':
a.cc:12:12: error: 'vis' was not declared in this scope
   12 |     memset(vis,false,sizeof(vis));
      |            ^~~
a.cc:21:17: error: 'num' was not declared in this scope; did you mean 'enum'?
   21 |                 num[i-1]=cnt;
      |                 ^~~
      |                 enum
a.cc:31:17: error: 'num' was not declared in this scope; did you mean 'enum'?
   31 |                 num[lftpos]=cnt;
      |                 ^~~
      |                 enum
a.cc:37:5: error: 'num' was not declared in this scope; did you mean 'enum'?
   37 |     num[lftpos]=cnt;
      |     ^~~
      |     enum
a.cc:43:23: error: 'r' was not declared in this scope
   43 |             int sum=l+r;
      |                       ^
Language: C++

#include<bits/stdc++.h>
#define rep(i,n)for(int i=0;i<n;++i)
#include<string>
using namespace std;
typedef long long ll;
typedef pair<int, int>P;
//max=({});
//条件式が真ならwhileの中身を回し続ける

int g[15][15];
bool flag[1050000];
const int INF = 1001001001;
const int di[] = { -1,0,1,0 };
const int dj[] = { 0,-1,0,1 };

int main() {
	string s;
	cin >> s;
	n = s.size();
	vector<int>ans(n);
	rep(ri, 2) {
		rep(i, n) {
			int cnt = 0;
			if (s[i] == 'R')cnt++;
			else {
				ans[i] += cnt / 2;
				ans[i - 1] += (cnt + 1) / 2;
				cnt = 0;
			}
		}
		reverse(ans.begin(), ans.end());
		reverse(s.begin(), s.end());
		rep(i, n) {
			if (s[i] == 'L')s[i] = 'R';
			else s[i] = 'L';
		}
	}
	rep(i, n) {
		printf("%d\n", ans[i]);
	}
	return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:19:9: error: 'n' was not declared in this scope
   19 |         n = s.size();
      |         ^
Language: C++

#include<bits\stdc++.h>
using namespace std;
int main(){ 
char arr[100005];
int l,j=0;
cin>>arr;
l=strlen(arr);
int numero[l+1];
memset(numero,0,sizeof numero);
for(int i=0;i<l;i++){
	int ol=0;
	j=i;
	if(arr[i]=='R'){
		do{
			ol++;
			j++;
		}
		while(arr[j]=='R');
 
		ol=ol%2;
		if(ol==0){
		numero[j]=numero[j]+1;
	}else{
		numero[j-1]=numero[j-1]+1;
	} 
	}
 
 
	else{
		do{j--;
		ol++;
		}
		while(arr[j]=='L');
		ol=ol%2;
		if(ol==0){
		numero[j]=numero[j]+1;
	}else{
		numero[j+1]=numero[j+1]+1;
	}
	}
 
}
	for(int i=0;i<l;i++)
	cout<<numero[i]<<" ";
 
	return 0;
}

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

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

int main(){
  char s[100000];
  char *a[100000],*b[100000];
  fgets(s,sizeof(s),stdin);
  int n=sizeof(s);
  
  b[0]=s;;
  
  int i=1;
  char *p;
  p=strstr(s,"RL");
  while(1){
    a[i]=p;
    p=p+1;
    p=strstr(p,"LR");
    if(p!=NULL){
      break;
    }
    b[i]=p;
    p=p+1
    p=strstr(s,"RL");
      i++;
  }
  i++;
  b[i]=&s[n-1];
  int k=i;
  
  vector<int> N(n,0);
  for(i=0;i<k;i++){
    int x=b[i+1]-b[i];
    if(i==0){
      x++;
    }
    int j=a[i+1]-s;
    if(x%2==0){
      N.at(j)=x/2;
      N.at(j+1)=x/2;
    }else{
      if((int)(b[i+1]-a[i+1])%2==1||(int)(a[i+1]-b[i])%2==1){
        N.at(j)=x/2;
        N.at(j+1)=x/2+1;
      }else{
        N.at(j)=x/2+1;
        N.at(j+1)=x/2;
      }
    }
  }
  
  for(i=0;i<n-1;i++){
    cout<<N.at(i)<<" ";
  }
  cout<<N.at(n-1)<<endl;
}
      
  
    

Compiler output:
a.cc: In function 'int main()':
a.cc:23:10: error: expected ';' before 'p'
   23 |     p=p+1
      |          ^
      |          ;
   24 |     p=strstr(s,"RL");
      |     ~
Language: C++

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

int main(){
  char s[100000];
  char *a[100000],*b[100000];
  fgets(s,sizeof(s),stdin);
  int n=sizeof(s);
  
  b[0]=s;;
  
  int i=1;
  char *p;
  p=strstr(s,"RL");
  while(1){
    a[i]=p;
    p=p+1;
    p=strstr(p,"LR");
    if(p!=NULL){
      break;
    }
    b[i]=p;
    p=p+1
    p=strstr(s,"RL");
      i++;
  }
  i++;
  b[i]=&s[n-1];
  int k=i;
  
  vector<int> N(n,0);
  for(i=0;i<k;i++){
    int x=b[i+1]-b[i];
    if(i==0){
      x++;
    }
    int j=&a[i+1]-s;
    if(x%2==0){
      N.at(j)=x/2;
      N.at(j+1)=x/2;
    }else{
      if((int)(b[i+1]-a[i+1])%2==1||(int)(a[i+1]-b[i])%2==1){
        N.at(j)=x/2;
        N.at(j+1)=x/2+1;
      }else{
        N.at(j)=x/2+1;
        N.at(j+1)=x/2;
      }
    }
  }
  
  for(i=0;i<n-1;i++){
    cout<<N.at(i)<<" ";
  }
  cout<<N.at(n-1)<<endl;
}
      
  
    

Compiler output:
a.cc: In function 'int main()':
a.cc:23:10: error: expected ';' before 'p'
   23 |     p=p+1
      |          ^
      |          ;
   24 |     p=strstr(s,"RL");
      |     ~     
a.cc:37:18: error: invalid operands of types 'char**' and 'char [100000]' to binary 'operator-'
   37 |     int j=&a[i+1]-s;
      |           ~~~~~~~^~
      |           |       |
      |           char**  char [100000]
Language: C++

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

int main(){
  char s[100000];
  char *a[100000],*b[100000];
  fgets(s,sizeof(s),stdin);
  int n=sizeof(s);
  
  b[0]=s;;
  
  int i=1;
  char *p;
  p=strstr(s,"RL");
  while(1){
    a[i]=p;
    p=p+1;
    p=strstr(p,"LR");
    if(p!=NULL){
      break;
    }
    b[i]=p;
    p=p+1
    p=strstr(s,"RL");
      i++;
  }
  i++;
  b[i]=s[n-1];
  int k=i;
  
  vector<int> N(n,0);
  for(i=0;i<k;i++){
    int x=b[i+1]-b[i];
    if(i==0){
      x++;
    }
    int j=&a[i+1]-s;
    if(x%2==0){
      N.at(j)=x/2;
      N.at(j+1)=x/2;
    }else{
      if((int)(b[i+1]-a[i+1])%2==1||(int)(a[i+1]-b[i])%2==1){
        N.at(j)=x/2;
        N.at(j+1)=x/2+1;
      }else{
        N.at(j)=x/2+1;
        N.at(j+1)=x/2;
      }
    }
  }
  
  for(i=0;i<n-1;i++){
    cout<<N.at(i)<<" ";
  }
  cout<<N.at(n-1)<<endl;
}
      
  
    

Compiler output:
a.cc: In function 'int main()':
a.cc:23:10: error: expected ';' before 'p'
   23 |     p=p+1
      |          ^
      |          ;
   24 |     p=strstr(s,"RL");
      |     ~     
a.cc:28:13: error: invalid conversion from 'char' to 'char*' [-fpermissive]
   28 |   b[i]=s[n-1];
      |        ~~~~~^
      |             |
      |             char
a.cc:37:18: error: invalid operands of types 'char**' and 'char [100000]' to binary 'operator-'
   37 |     int j=&a[i+1]-s;
      |           ~~~~~~~^~
      |           |       |
      |           char**  char [100000]
Language: C++

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

int main(){
  char s[100000];
  char *a[100000],*b[100000];
  fgets(s,sizeof(s),stdin);
  int n=sizeof(s);
  
  b[0]=s-1;
  
  int i=1;
  char *p;
  p=strstr(s,"RL");
  while(1){
    a[i]=p;
    p=p+1
    p=strstr(p,"LR");
    if(p!=NULL){
      break;
    }
    b[i]=p;
    p=p+1
    p=strstr(s,"RL");
      i++;
  }
  i++;
  b[i]=s[n-1];
  int k=i;
  
  vector<int> N(n,0);
  for(i=0;i<k;i++){
    int x=b[i+1]-b[i];
    int j=&a[i+1]-s;
    if(x%2==0){
      N.at(j)=x/2;
      N.at(j+1)=x/2;
    }else{
      if((int)(b[i+1]-a[i+1])%2==1||(int)(a[i+1]-b[i])%2==1){
        N.at(j)=x/2;
        N.at(j+1)=x/2+1;
      }else{
        N.at(j)=x/2+1;
        N.at(j+1)=x/2;
      }
    }
  }
  
  for(i=0;i<n-1;i++){
    cout<<N.at(i)<<" ";
  }
  cout<<N.at(n-1)<<endl;
}
      
  
    

Compiler output:
a.cc: In function 'int main()':
a.cc:17:10: error: expected ';' before 'p'
   17 |     p=p+1
      |          ^
      |          ;
   18 |     p=strstr(p,"LR");
      |     ~     
a.cc:23:10: error: expected ';' before 'p'
   23 |     p=p+1
      |          ^
      |          ;
   24 |     p=strstr(s,"RL");
      |     ~     
a.cc:28:13: error: invalid conversion from 'char' to 'char*' [-fpermissive]
   28 |   b[i]=s[n-1];
      |        ~~~~~^
      |             |
      |             char
a.cc:34:18: error: invalid operands of types 'char**' and 'char [100000]' to binary 'operator-'
   34 |     int j=&a[i+1]-s;
      |           ~~~~~~~^~
      |           |       |
      |           char**  char [100000]
Language: C++

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

int main() {
  string S;
  cin >> S;
  int N = S.size();

  vector<int> ans(N);

  int = j;
  for (int i = 0; i < N; i++) {
    if (S.at(i) == 'R') j = i;
    else ans.at(j + (i - j) % 2)++;
  }
  for (int i = N - 1; i >= 0; i--) {
    if (S.at(i) == 'L') j = i;
    else ans.at(j - (j - i) % 2)++;
  }

  for (int i = 0; i < N; i++) cout << ans.at(i) << "\n";
}

Compiler output:
a.cc: In function 'int main()':
a.cc:11:7: error: expected unqualified-id before '=' token
   11 |   int = j;
      |       ^
a.cc:13:25: error: 'j' was not declared in this scope
   13 |     if (S.at(i) == 'R') j = i;
      |                         ^
a.cc:14:17: error: 'j' was not declared in this scope
   14 |     else ans.at(j + (i - j) % 2)++;
      |                 ^
a.cc:17:25: error: 'j' was not declared in this scope
   17 |     if (S.at(i) == 'L') j = i;
      |                         ^
a.cc:18:17: error: 'j' was not declared in this scope
   18 |     else ans.at(j - (j - i) % 2)++;
      |                 ^
Language: C++

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

int main(){
  string s; cin >> s;
  int mode = 1, rcount = 1, lcount = 1;
  vector<long long> out;
  vector<pair<int, long long>> ind;
  for(int i = 0; i < s.size(); i++){
    if(mode == 1 & s.at(i + 1) == 'R'){
      rcount++; continue;
    }
    if(mode == 1 & s.at(i + 1) == 'L'){
      for(int j = 0; j < rcount - 1; j++) out.push_back(0);
      out.push_back(rcount / 2);
      out.push_back(ifelse(rcount % 2 == 0, rcount / 2, rcount / 2 + 1));
      rcount = 1; mode = 0;
    }
    if(mode == 0 & i == s.size() - 1){
      out.at(out.size() - 2) += ifelse(lcount % 2 == 0, lcount / 2, lcount / 2 + 1);
      out.at(out.size() - 1) += lcount / 2;
    }
    if(mode == 0 & s.at(i + 1) == 'R'){
      out.at(out.size() - 2) += ifelse(lcount % 2 == 0, lcount / 2, lcount / 2 + 1);
      out.at(out.size() - 1) += lcount / 2;
      lcount = 1; mode = 1;
    }
    if(mode == 0 & s.at(i + 1) == 'L'){
      lcount++; continue;
    }
  }
  for(int i = 0; i < out.size(); i++){
    cout << out.at(i) << " ";
  }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:16:21: error: 'ifelse' was not declared in this scope; did you mean 'sigrelse'?
   16 |       out.push_back(ifelse(rcount % 2 == 0, rcount / 2, rcount / 2 + 1));
      |                     ^~~~~~
      |                     sigrelse
a.cc:20:33: error: 'ifelse' was not declared in this scope; did you mean 'sigrelse'?
   20 |       out.at(out.size() - 2) += ifelse(lcount % 2 == 0, lcount / 2, lcount / 2 + 1);
      |                                 ^~~~~~
      |                                 sigrelse
a.cc:24:33: error: 'ifelse' was not declared in this scope; did you mean 'sigrelse'?
   24 |       out.at(out.size() - 2) += ifelse(lcount % 2 == 0, lcount / 2, lcount / 2 + 1);
      |                                 ^~~~~~
      |                                 sigrelse
Language: C++

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

int main() {
  string S;
  cin >> S;
  vector<int> ans(S.size());

  int start = 0;
  char startStr = 'R';
  bool last = false;

  while(!last) {
    for(int i = start;i<S.size();i++) {
    if(startStr == 'R') {
      if(S[i] == 'R') {
        continue;
      } else {
        int diff = i - start;
        if(diff % 2 == 0) {
          ans[i] += diff / 2;
          ans[i-1] += diff / 2;
        } else {
          ans[i] += diff / 2;
          ans[i-1] += diff / 2 + 1;
        }

        start = i;
        startStr = 'L';
        break;
      }
    } else {
      if(i == S.size() - 1) {
        int diff = S.size() - start;

        if(diff % 2 == 0) {
          ans[start] += diff / 2;
          ans[start-1] += diff / 2;
        } else {
          ans[start] += diff / 2 + 1;
          ans[start-1] += diff / 2;
        }

        last = true;

        break;
      }
      if(S[i] == 'L') {
        continue;
      } else {
        int diff = i - start;
        if(diff % 2 == 0) {
          ans[start] += diff / 2;
          ans[start-1] += diff / 2;
        } else {
          ans[start] += diff / 2 + 1;
          ans[start-1] += diff / 2;
        }

        start = i;
        startStr = 'R';
        break;
      }
    }
  }
  }

  for(int i=0;i<S.size();i++) {
    cout << ans[i] << endl;
  }

  return 0;
}

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

#include <bits/stdc++.h>

using namespace std;

int main(){
  string s;
  cin >> s;
  int n=s.size();
  vector<int> ans(n);
  for(int ri=0;ri<2;ri++){
    int cnt=0;
    for(int i=0;i<n;i++){
      if(s[i]=='L'){
        ans[i]+=cnt/2;
        ans[i-1]+=(cnt+1)/2;
        cnt=0;
      }
      else{
        cnt++;
      }
    }
    reverse(s.begin(),s.end());
    reverse(ans.begin(),ans.end());
    if(s[i]=='L') s[i]='R';
    else s[i]='L';
  }
  for(int i=0;i<n;i++){
    cout << ans[i] << endl;
  }
}


Compiler output:
a.cc: In function 'int main()':
a.cc:24:10: error: 'i' was not declared in this scope; did you mean 'ri'?
   24 |     if(s[i]=='L') s[i]='R';
      |          ^
      |          ri
Language: C++

#include <bits/stdc++.h>

using namespace std;

int main(){
  string s;
  cin >> s;
  int n=s.size();
  vector<int> ans(n);
  for(int ri=0;ri<2;i++){
    int cnt=0;
    for(int i=0;i<n;i++){
      if(s[i]=='L'){
        ans[i]+=cnt/2;
        ans[i-1]+=(cnt+1)/2;
        cnt=0;
      }
      else{
        cnt++;
      }
    }
    reverse(s.begin(),s.end());
    reverse(ans.begin(),ans.end());
    if(s[i]=='L') s[i]='R';
    else s[i]='L';
  }
  for(int i=0;i<n;i++){
    cout << ans[i] << endl;
  }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:10:21: error: 'i' was not declared in this scope; did you mean 'ri'?
   10 |   for(int ri=0;ri<2;i++){
      |                     ^
      |                     ri
Language: C++

#include <bits/stdc++.h>
using namespace std;
#define rp(i,s,e) for(int i=(s);i<(e);++i)
 
int main(){
  string s;
  cin>>s;
  int si=s.zize();
  vector<int> a(si);
  int r=0;
  int l=0;
  for(int i=0;i<si;i++){
    if(s[i]=='R'){
      while(s[i]!='L'){
        r++;
        i++;
      }
      a[i-1]+=(r+1)/2;
      a[i]+=r/2;
      r=0;
    }
  }
  for(int i=si-1;i>=0;i--){
   if(s[i]=='L'){ 
      while(s[i]!='R'){
        l++;
        i--;
      }
      a[i+1]+=(l+1)/2;
      a[i]+=l/2;
      l=0;
   }
  }
  for(int i=0;i<si-1;i++){
    cout<<a[i]<<" ";
  }
  cout<<s[si]<<endl;
}
  
  
  
    
  
    
    

Compiler output:
a.cc: In function 'int main()':
a.cc:8:12: error: 'std::string' {aka 'class std::__cxx11::basic_string<char>'} has no member named 'zize'; did you mean 'size'?
    8 |   int si=s.zize();
      |            ^~~~
      |            size
Language: C++

def copy(l):
    l1=[]
    for i in l:
        l1.append(i)
    return l1
s = input()
n = len(s)
l = [1]*n
k = 0
c = 1
for i in range(len(s)-1):
    if k<c:
        k = c
    if(s[i+1]==s[i]):
        c+=1
    else:
        c = 0
    
if k%2 ==1:
    k+=1
for _ in range(k):
    l1 = copy(l)
    for i in range(n):
        if(l[i]):
            if s[i] == 'R':
                l[i+1]+=l1[i]
                l[i] =l[i]- l1[i];
            else:
                l[i-1]+=l1[i]
                l[i] =l[i] -l1[i]

for i in l:
    print(i,end = " ")

Compiler output:
a.cc:1:1: error: 'def' does not name a type
    1 | def copy(l):
      | ^~~
a.cc:28:13: error: expected unqualified-id before 'else'
   28 |             else:
      |             ^~~~
Language: C++

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

int main(void)
{
	std::string s;
	std::cin >> s;
	auto N = s.size();
	int k[100000 + 1];
	
	memset(k, 0, sizeof(k));

	int i,r, l, j;
	int r_w, l_w, esp;
	c = r = l = i = 0;

	while (i != N) {

		r = l = 0;
		while (s[i + r] != 'L')	r++;
		(r_w = i + r - 1),(l_w = i + r);

		while (s[i + r + l] != 'R')
		{
			l++;
			if (i + r + l == N) break;
		}

		i = i + r + l;
		k[r_w] += r / 2;

		if (r % 2 == 1)k[r_w]++;
		k[l_w] += r - k[r_w];

		esp = k[l_w];

		k[l_w] += l / 2;
		if (l % 2 == 1) k[l_w]++;
		k[r_w] += l - k[l_w] + esp;

	}
	for (i = 0; i < N - 1; i++)	printf("%d ", k[i]);
	printf("%d\n", k[N]);
	
	return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:17:9: error: 'c' was not declared in this scope
   17 |         c = r = l = i = 0;
      |         ^
Language: C++

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

int main(){
  string s;
  cin >> s;
  int n = s.size();
  vector<int> c(n);
  
  rep(ri,2){
    int cnt = 0;
    rep(i,n){
      if(s[i]=='R'){
        cnt++;
      }else{
        c[i] += cnt/2;
        c[i-1] += (cnt+1)/2;
        cnt = 0;
      }
    }
    
    reverse(s.begin(),s.end());
    reverse(cnt.begin(),cnt.end());
  }
  rep(i,n) cout << c[i] << endl;
}
        

Compiler output:
a.cc: In function 'int main()':
a.cc:25:17: error: request for member 'begin' in 'cnt', which is of non-class type 'int'
   25 |     reverse(cnt.begin(),cnt.end());
      |                 ^~~~~
a.cc:25:29: error: request for member 'end' in 'cnt', which is of non-class type 'int'
   25 |     reverse(cnt.begin(),cnt.end());
      |                             ^~~
Language: C++

#include <string>
using namespace std;

int c[100000];
int main(void){
    string S;
    cin >> S;
    for (int i = 0; i < S.size(); i++) c[i] = 0;
    
    int count = 0;
    char flag = 'R';
    for (int i = 0; i < S.size(); i++) {
        if (flag == S[i])
            count++;
        else {
            c[i-1] += count - (count / 2);
            c[i] += count / 2;
            count = 0;
        }
    }
    
    flag = 'L';
    count = 0;
    for (int i = S.size()-1; i >= 0; i--) {
        if (flag == S[i])
            count++;
        else {
            c[i+1] += count - (count / 2);
            c[i] += count / 2;
            count = 0;
        }
    }
    
    for (int i = 0; i < S.size(); i++) {
        if (i != S.size()-1)
            cout << c[i] << " ";
        else
            cout << c[i] << endl;
    }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:7:5: error: 'cin' was not declared in this scope
    7 |     cin >> S;
      |     ^~~
a.cc:2:1: note: 'std::cin' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
    1 | #include <string>
  +++ |+#include <iostream>
    2 | using namespace std;
a.cc:36:13: error: 'cout' was not declared in this scope
   36 |             cout << c[i] << " ";
      |             ^~~~
a.cc:36:13: note: 'std::cout' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
a.cc:38:13: error: 'cout' was not declared in this scope
   38 |             cout << c[i] << endl;
      |             ^~~~
a.cc:38:13: note: 'std::cout' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
a.cc:38:29: error: 'endl' was not declared in this scope
   38 |             cout << c[i] << endl;
      |                             ^~~~
a.cc:2:1: note: 'std::endl' is defined in header '<ostream>'; this is probably fixable by adding '#include <ostream>'
    1 | #include <string>
  +++ |+#include <ostream>
    2 | using namespace std;
Language: Java

import java.util.Scanner;

public class D {

	public static void main(String[] args) {
		Scanner scan = new Scanner(System.in);
		final String S = scan.next();
		scan.close();
		String[] charArray = S.split("");
		int length = charArray.length;
		int[] intS = new int[length];
		// 各マスにいる子供の人数
		int[] children = new int[length];

		// Lなら-1　Rなら1を格納する
		for(int i = 0; i < length; i++) {
			if(charArray[i].equals("L")) {
				intS[i] = -1;
			}else {
				intS[i] = 1;
			}
			children[i] = 0;
		}

		int current = 0;
		// 移動量を計算する
		for(int i = 0; i < length; i++) {
			current = i;
			for(int j = 0; j < 1000000; j++) {
				current += intS[current];
			}
			children[current]++;
		}

		for(int i = 0; i < length; i++) {
			System.out.print(children[i] + " ");
		}


	}

}


Compiler output:
Main.java:3: error: class D is public, should be declared in a file named D.java
public class D {
       ^
1 error
Language: C++

#include <bits/stdc++.h>

using namespace std;

class DGatheringChildren {
public:
    vector<int> calc(string s, char now){
        int cnt_odd = 0;
        int cnt_even = 0;
        vector<int> ans(s.size(), 0);
        for (int i = 0; i < s.size(); ++i) {
            if (s[i] == now) {
                if (i % 2 == 0)cnt_even++;
                else cnt_odd++;
            } else {
                if (i % 2 == 0) {
                    ans[i] += cnt_even;
                    ans[i - 1] += cnt_odd;
                } else {
                    ans[i] += cnt_odd;
                    ans[i - 1] += cnt_even;
                }
                cnt_odd = 0;
                cnt_even = 0;
            }
        }
        return ans;
    }
    void solve(std::istream &cin, std::ostream &cout) {
        string s;
        cin >> s;
        vector<int> r_ans(s.size(), 0);
        r_ans = calc(s, 'R');
        reverse(s.begin(), s.end());
        vector<int> l_ans(s.size(), 0);
        l_ans = calc(s, 'L');
        vector<int> ans(s.size(), 0);
        for (int j = 0; j < s.size(); ++j) {
            ans[j] += r_ans[j];
            ans[j] += l_ans[s.size() - 1 - j];
            cout << ans[j] << " ";
        }
        cout << endl;
    }
};

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++

#include "bits/stdc++.h"

#define REP(i, a) for (ll i = 0; i < (a); ++i)
#define FORV(a, A) for (auto &a : A)

using namespace std;

using ll = long long;

void Main() {
  string S;
  cin >> S;
  int N = S.length();
  int rlast;
  vector<int> RL;
  int L = 0, R = 1, count = 1;
  for (int i = 1; i < N; i++) {
    if (S[i] == 'R') {
      if (L > 0) {
        RL.push_back(L);
        L = 0;
        count++;
      }
      R++;
    } else {
      if (R > 0) {
        RL.push_back(R);
        R = 0;
        count++;
      }
      L++;
    }
  }
  RL.push_back(L);

  int now = 0, r, l;
  vector<int> ans(N, 0);
  for (int i = 0; now < N; i += 2) {
    r = RL[i];
    l = RL[i + 1];
    ans[now + r - 1] = (r + 1) / 2 + l / 2;
    ans[now + r] = (l + 1) / 2 + r / 2;
    now += r + l;
  }
  FORV(a, ans) cout << a << " ";
  cout << endl;
  return;
}

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++

#include<bits/stdc++.h>
#define rep(i,n) for(int i=0; i<(n); i++)
#define FOR(i,a,b) for(int i=(a); i<(b); i++)
#define ALL(v) v.begin(), v.end()
typedef long long ll;
using namespace std;
int main(){
    string S; cin >> S;
    int n = S.size();
    vector<int> ans(n);

    rep(re,2){
        int count = 0;
        rep(i,n){
            if(S[i] == 'R') count++;
            else{
                ans[i] += count/2;
                ans[i-1] += (count+1)/2;
                count = 0; 
            }
        reverse(ALL(ans));
        reverse(ALL(s));
        rep(i,n){
            if(S[i] == 'R') S[i] = L;
            else S[i] = 'R';
        }
    }
    }

    rep(i,n) printf("%d%c",ans[i],i==n-1?'/n':' ');
}

Compiler output:
a.cc:30:42: warning: multi-character character constant [-Wmultichar]
   30 |     rep(i,n) printf("%d%c",ans[i],i==n-1?'/n':' ');
      |                                          ^~~~
a.cc: In function 'int main()':
a.cc:22:21: error: 's' was not declared in this scope
   22 |         reverse(ALL(s));
      |                     ^
a.cc:4:16: note: in definition of macro 'ALL'
    4 | #define ALL(v) v.begin(), v.end()
      |                ^
a.cc:24:36: error: 'L' was not declared in this scope
   24 |             if(S[i] == 'R') S[i] = L;
      |                                    ^
Language: C++

  cin >>S;
  N=S.size();
  vector<int> S2(N,0);
  for(int i=0;i<N;i++){
      if(S[i]=='R'){
          renzoku++;
          if(RorL==1){
          RorL=0;
          renzoku=1;
          t0=1;
          }
      }
      else if(S[i]=='L'){
          //RLが来た時の処理
          if(RorL==0){
              RorL=1;
              PRL=i-1;
              S2[i-1]+=(int)((renzoku+1)/2);
              S2[i]+=(int)(renzoku/2)+1;
              renzoku=0;
              t0++;
          }
          else{
              S2[PRL+(t0%2)]+=1;
              t0++;
          }

      }
  }
  for(int j=0;j<N;j++)
    cout <<S2[j]<<" ";
    cout<<endl;


}

Compiler output:
a.cc:1:3: error: 'cin' does not name a type
    1 |   cin >>S;
      |   ^~~
a.cc:2:3: error: 'N' does not name a type
    2 |   N=S.size();
      |   ^
a.cc:3:3: error: 'vector' does not name a type
    3 |   vector<int> S2(N,0);
      |   ^~~~~~
a.cc:4:3: error: expected unqualified-id before 'for'
    4 |   for(int i=0;i<N;i++){
      |   ^~~
a.cc:4:15: error: 'i' does not name a type
    4 |   for(int i=0;i<N;i++){
      |               ^
a.cc:4:19: error: 'i' does not name a type
    4 |   for(int i=0;i<N;i++){
      |                   ^
a.cc:30:3: error: expected unqualified-id before 'for'
   30 |   for(int j=0;j<N;j++)
      |   ^~~
a.cc:30:15: error: 'j' does not name a type
   30 |   for(int j=0;j<N;j++)
      |               ^
a.cc:30:19: error: 'j' does not name a type
   30 |   for(int j=0;j<N;j++)
      |                   ^
a.cc:32:5: error: 'cout' does not name a type
   32 |     cout<<endl;
      |     ^~~~
a.cc:35:1: error: expected declaration before '}' token
   35 | }
      | ^
Language: Java

import java.util.*;
import java.util.stream.*;

class Main {
	Scanner sc;
	String S;
	int[] c;
	
	public Main() {
		sc = new Scanner(System.in);
	}
	
	private void calc() {
		S = sc.next();
		c = new int[S.length()];
		int i = 0;
		while (true) {
			int j = i;
			for (;j < S.length(); j++)
				if (S.charAt(j) == 'L') break;
			if (j = S.length()) break;
			for (int k = i; k < j; k++)
				c[j - (j-k)%2]++;
			i = j;
			for (j = i+1; j < S.length(); j++)
				if (S.charAt(j) == 'R') break;
			for (int k = i; k < j; k++) {
				c[i - (k-i)%2]++;
			i = j;
		}
		out(IntStream.of(c)
					.mapToObj(n -> String.valueOf(n))
					.collect(Collectors.joining(" ")));
	}
	
	void out(Object o) {
		System.out.println(o);
		System.out.flush();
	}
	
	public static void main(String[] args) {
		Main m = new Main();
		m.calc();
	}

}

Compiler output:
Main.java:36: error: illegal start of expression
	void out(Object o) {
	^
Main.java:36: error: ';' expected
	void out(Object o) {
	        ^
Main.java:36: error: ';' expected
	void out(Object o) {
	                 ^
Main.java:41: error: illegal start of expression
	public static void main(String[] args) {
	^
4 errors
Language: C++

#include <iostream>
#include <string>
#include <vector>
#include <algorithm>
#include <cstdio>
#include <cmath>
#include <map>

using namespace std;

long long p;
long long a[5000];
long long ans[5000];

long long inq(int a, int x, int mod)
{
    if (x == 0) return 1;
    long long l = inq(a, x / 2, mod);
    if (x % 2) return l * l % mod * a % mod;
    return l * l % mod;
}

struct Poli{
    vector<int> c;
    Poli(vector<int> c_)
    {
        c = c_;
    }
};

Poli operator * (Poli A, Poli B)
{
    Poli C({});
    C.c.resize(A.c.size() + B.c.size() - 1);
    for (int i = 0; i < A.c.size(); i++)
    {
        for (int j = 0; j < B.c.size(); j++)
        {
            C.c[i + j] = (C.c[i + j] + A.c[i] * B.c[j]);
            if (C.c[i + j] >= p || C.c[i + j] < 0) C.c[i + j] = (C.c[i + j] + p * p * p) p;
        }
    }
    return C;
}

int get(Poli A, int x)
{
    int res = 0;
    int F = 1;
    for (int i = 0; i < A.c.size(); i++)
    {
        res = (res + F * A.c[i]) % p;
        F = F * x % p;
    }
    return res;
}

void construct(int x)
{
    Poli D({1});
    for (int i = 0; i < p; i++)
    {
        if (i == x) continue;
        Poli E({-i, 1});
        D = D * E;
    }

    long long value = get(D, x);
    long long multi = inq(value, p - 2, p);

    for (int i = 0; i < D.c.size(); i++)
    {
        ans[i] = ans[i] + multi * D.c[i];
    }
}

signed main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(0);
    cout.tie(0);
    //freopen("text.out", "w", stdout);
    cin >> p;
    for (int i = 0; i < p; i++) cin >> a[i];
    for (int i = 0; i < p; i++) if (a[i]) construct(i);
    for (int i = 0; i < p; i++)
    {
        cout << (ans[i] + p * p * p) % p << " ";
    }
}


Compiler output:
a.cc: In function 'Poli operator*(Poli, Poli)':
a.cc:40:89: error: expected ';' before 'p'
   40 |             if (C.c[i + j] >= p || C.c[i + j] < 0) C.c[i + j] = (C.c[i + j] + p * p * p) p;
      |                                                                                         ^~
      |                                                                                         ;
Language: C++

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

typedef long long ll;

int main() {
	int n;
	string s;
	cin >> s;
	n = s.size();
	vector<int> ans(n);
	rep(ri, 2) {
		int cnt = 0;
		rep(i, n) {
			if (s[i] == 'R') cnt++;
			else { //Lだったら
				ans[i] += cnt/2; //rigthtは切り上げ
				ans[i-1] += (cnt+1)/2;　//左は切り上げ
				cnt = 0;			
			}
		}
		//あらゆるものを逆転すると
		reverse(ans.begin(), ans.end());
		reverse(s.begin(), s.end());
		//R -> L, L -> R とすると同様の議論で処理できる
		rep(i, n){
			if(s[i] == 'L') s[i] = 'R';
			else s[i] = 'L';
		}
	}
	rep(i, n){
		printf("%d%c", ans[i], i==n-1? '\n': ' ' ); //n-1なら改行　そうでないなら空白
	}
    return 0;
}


Compiler output:
a.cc:20:55: error: extended character 　 is not valid in an identifier
   20 |                                 ans[i-1] += (cnt+1)/2;　//左は切り上げ
      |                                                       ^
a.cc: In function 'int main()':
a.cc:20:55: error: '\U00003000' was not declared in this scope
   20 |                                 ans[i-1] += (cnt+1)/2;　//左は切り上げ
      |                                                       ^~
Language: C++

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

typedef long long ll;

int main() {
	int h;
	string s;
	cin >> s;
	n = s.size();
	vector<int> ans(n);
	rep(ri, 2) {
		int cnt = 0;
		rep(i, n) {
			if (s[i] == 'R') cnt++;
			else { //Lだったら
				ans[i] += cnt/2; //rigthtは切り上げ
				ans[i-1] += (cnt+1)/2;　//左は切り上げ
				cnt = 0;			
			}
		}
		//あらゆるものを逆転すると
		reverse(ans.begin(), ans.end());
		reverse(s.begin(), s.end());
		//R -> L, L -> R とすると同様の議論で処理できる
		rep(i, n){
			if(s[i] == 'L') s[i] = 'R';
			else s[i] = 'L';
		}
	}
	rep(i, n){
		printf("%d%c", ans[i], i==n-1? '\n': ' ' ); //n-1なら改行　そうでないなら空白
	}
    return 0;
}


Compiler output:
a.cc:20:55: error: extended character 　 is not valid in an identifier
   20 |                                 ans[i-1] += (cnt+1)/2;　//左は切り上げ
      |                                                       ^
a.cc: In function 'int main()':
a.cc:12:9: error: 'n' was not declared in this scope
   12 |         n = s.size();
      |         ^
a.cc:20:55: error: '\U00003000' was not declared in this scope
   20 |                                 ans[i-1] += (cnt+1)/2;　//左は切り上げ
      |                                                       ^~
Language: C

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
 
int main()
{
    /*
    問題文
     マスの情報を表す、L と R で構成された文字列 Sが与えられます。

     文字列 Sの長さを Nとしたとき、N個のマスが左右一列に並んでおり、左から i番目のマスには Sの左から i番目の文字が書かれています。
     ただし、左端のマスには必ず R、右端のマスには必ず L が書かれています。
     はじめ、各マスには 1人の子どもが居ます。
     子どもたちはそれぞれ次の規則に従った移動を 10^100回行います。今居るマスに書かれた文字に従って 1マス移動する。
     すなわち、今居るマスに書かれた文字が L のとき左隣のマスに、R のとき右隣のマスに移動する。10^100回の移動の後に各マスに居る子どもの人数を求めてください。
     
     制約
     Sは長さ 2以上 10^5以下の文字列であり、Sの各文字は L または R である。Sの 1文字目は R、N文字目は L である。
    */
    int i;
    int Nmax = 100000;
    char Str[Nmax];
    int len=0;
    int Child[Nmax];
    int Delta[Nmax];
    
    double t,tmax;
    
        
    // 入力読込
    scanf("%s", Str);
    
    // 文字列長の取得
    len = strlen( Str );
  	printf("%d\n",len);
  
    // 初期値設定
    for(i=0 ; i < len ; i++){
        Child[i] = 1;
    }
    
    // 移動操作
    // 💎この問題は、(LEN-1)以下の操作回数で2値状態に収束する
    // 操作終了時点から偶数会の操作では変化が生まれないので、
    // 最終状態である10の100乗までの回数差が偶数回となる状態で終了すればよい
    if(len%2 == 0) 
        tmax = len;
    else
        tmax + len+1;
    
        
    for(t=1 ; t <= tmax ; t++){
        
        // 差分計測
        // ①差分配列初期化
        for(i = 0 ; i < len ; i++){
            Delta[i] = 0;
        }
                   
        // ②差分値計算
        for(i = 0 ; i < len ; i++){
            if(Str[i] == 'R'){
              	// i=len-1はここにこない
                Delta[i+1] = Delta[i+1] + Child[i];           
            }
            else{
              　// i=0 はここにこない
                Delta[i-1] = Delta[i-1] + Child[i];        
            } 	
        }
            
        // ③結果に反映
         for(i=0 ; i < len ; i++){
             Child[i] = Delta[i];
         }        
    }
    
   
}

    // 
    if(len%2 == 0){
        
    }
  
    // 出力
    for(i=0 ; i < len ; i++){
        printf("%d ", Child[i]);
    }

  return 0;  
}

Compiler output:
main.c: In function 'main':
main.c:67:15: error: stray '\343' in program
   67 |               <U+3000>// i=0 <U+306F><U+3053><U+3053><U+306B><U+3053><U+306A><U+3044>
      |               ^~~~~~~~
main.c: At top level:
main.c:82:5: error: expected identifier or '(' before 'if'
   82 |     if(len%2 == 0){
      |     ^~
main.c:87:5: error: expected identifier or '(' before 'for'
   87 |     for(i=0 ; i < len ; i++){
      |     ^~~
main.c:87:17: error: expected '=', ',', ';', 'asm' or '__attribute__' before '<' token
   87 |     for(i=0 ; i < len ; i++){
      |                 ^
main.c:87:26: error: expected '=', ',', ';', 'asm' or '__attribute__' before '++' token
   87 |     for(i=0 ; i < len ; i++){
      |                          ^~
main.c:91:3: error: expected identifier or '(' before 'return'
   91 |   return 0;
      |   ^~~~~~
main.c:92:1: error: expected identifier or '(' before '}' token
   92 | }
      | ^
Language: C

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
 
int main()
{
    /*
    問題文
     マスの情報を表す、L と R で構成された文字列 Sが与えられます。

     文字列 Sの長さを Nとしたとき、N個のマスが左右一列に並んでおり、左から i番目のマスには Sの左から i番目の文字が書かれています。
     ただし、左端のマスには必ず R、右端のマスには必ず L が書かれています。
     はじめ、各マスには 1人の子どもが居ます。
     子どもたちはそれぞれ次の規則に従った移動を 10^100回行います。今居るマスに書かれた文字に従って 1マス移動する。
     すなわち、今居るマスに書かれた文字が L のとき左隣のマスに、R のとき右隣のマスに移動する。10^100回の移動の後に各マスに居る子どもの人数を求めてください。
     
     制約
     Sは長さ 2以上 10^5以下の文字列であり、Sの各文字は L または R である。Sの 1文字目は R、N文字目は L である。
    */
    int i,t;
    int Nmax = 100000;
    char Str[Nmsx];
    int len=0;
    int Child[Nmax];
    int Delta[Nmax];
        
   
    // 入力読込
    scanf("%s", Str);
    
    // 文字列長の取得
    len = strlen( Str );
    
    // 移動操作
    for(t=1;t<10^100;t++){
        
        // 差分計測
        // ①差分配列初期化
        for(i=0;i<len;i++){
            Delta[i]=0;
        }
        
            
        // ②差分値計算
        for(i=0;i<len;i++){
            if(Str[i] == "R"){
                Delta[i+1] = Delta[i+1] + Child[i];
            }
            else{
                Delta[i-1] = Delta[i-1] + Child[i];
            
            }
        }
            
        // ③結果に反映
         for(i=0;i<len;i++){
             Child[i] = Child[i] + Delta[i];
         }
    }
  
  
    // 出力
    for(i=0;i<len;i++){
        printf("%d ", Child[i]);
    }
  
    
  return 0;  
}

Compiler output:
main.c: In function 'main':
main.c:22:14: error: 'Nmsx' undeclared (first use in this function); did you mean 'Nmax'?
   22 |     char Str[Nmsx];
      |              ^~~~
      |              Nmax
main.c:22:14: note: each undeclared identifier is reported only once for each function it appears in
Language: C++

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

const int MOD = 1000000007;
const int INF = 1e9;

//long long
using ll = long long;

//出力系
#define print(x) cout << x << endl
#define yes cout << "Yes" << endl
#define YES cout << "YES" << endl
#define no cout << "No" << endl
#define NO cout << "NO" << endl
 
// begin() end()
#define all(x) (x).begin(),(x).end()

//for
#define REP(i,n) for(int i=0, i##_len=(n); i<i##_len; ++i)
#define REPR(i,n) for(int i=n, i##_len=(n); i>=0; i--)
#define FOR(i,a,b) for(int i=(a), i##_len=(b); i<i##_len; ++i)

//最大公約数 
int gcd(int a, int b) { return b ? gcd(b, a%b) : a; }

template<class T> inline bool chmax(T& a, T b) { if (a < b) { a = b; return 1; } return 0; }

int main(){
int S;
cin >> S;
int n = S.size();
vector<int>ans(N);
int cnt = 0;

REP(j, 2){
  REP(i, N){
    if(S.at(i) == R) cnt++;
    else{
      ans.at(i) += cnt / 2;
      ans.at(i - 1) += (cnt + 1) / 2
      cnt = 0
    }
  }

reverse(all(ans));
reverse(all(S));
REP(i, N){
  if(S.at(i) == 'R') S.at(i) = 'L';
  else S.at(i) = 'R';
}

}

REP(i, N) cout << ans.at(i) << ' ';

}





Compiler output:
a.cc: In function 'int main()':
a.cc:33:11: error: request for member 'size' in 'S', which is of non-class type 'int'
   33 | int n = S.size();
      |           ^~~~
a.cc:34:16: error: 'N' was not declared in this scope
   34 | vector<int>ans(N);
      |                ^
a.cc:39:10: error: request for member 'at' in 'S', which is of non-class type 'int'
   39 |     if(S.at(i) == R) cnt++;
      |          ^~
a.cc:39:19: error: 'R' was not declared in this scope
   39 |     if(S.at(i) == R) cnt++;
      |                   ^
a.cc:42:37: error: expected ';' before 'cnt'
   42 |       ans.at(i - 1) += (cnt + 1) / 2
      |                                     ^
      |                                     ;
   43 |       cnt = 0
      |       ~~~                            
a.cc:18:20: error: request for member 'begin' in 'S', which is of non-class type 'int'
   18 | #define all(x) (x).begin(),(x).end()
      |                    ^~~~~
a.cc:48:9: note: in expansion of macro 'all'
   48 | reverse(all(S));
      |         ^~~
a.cc:18:32: error: request for member 'end' in 'S', which is of non-class type 'int'
   18 | #define all(x) (x).begin(),(x).end()
      |                                ^~~
a.cc:48:9: note: in expansion of macro 'all'
   48 | reverse(all(S));
      |         ^~~
a.cc:50:8: error: request for member 'at' in 'S', which is of non-class type 'int'
   50 |   if(S.at(i) == 'R') S.at(i) = 'L';
      |        ^~
a.cc:50:24: error: request for member 'at' in 'S', which is of non-class type 'int'
   50 |   if(S.at(i) == 'R') S.at(i) = 'L';
      |                        ^~
a.cc:51:10: error: request for member 'at' in 'S', which is of non-class type 'int'
   51 |   else S.at(i) = 'R';
      |          ^~
Language: Java

import java.util.*;
public class Gathering_children{
	public static void main(String args[]) {
		Scanner sc=new Scanner(System.in);
		String S=sc.next();
		sc.close();
		int R[]=new int[S.length()];
		int StopR[]=new int[S.length()];
		int num=0;
		int distance=0;
		int stop=0;
		for(int i=0;i<S.length();i++) {
			R[i]=0;
		}
		for(int n=0;n<(S.length()-1);n++) {
			if(S.charAt(n)=='R'&&S.charAt(n+1)=='L') {
				StopR[num]=n;
				num++;
			}
		}
		for(int j=0;j<S.length();j++) {
			if(S.charAt(j)=='L') {
				distance=j-StopR[0];
				stop=0;
				for(int k=1;j>=StopR[k];k++) {
					if(distance>j-StopR[k]) {
						distance=j-StopR[k];
						stop=k;
						}
					}
			}else {
				distance=StopR[num-1]-j;
				stop=num-1;
				for(int l=num-2;StopR[l]>=j;l--) {
					if(distance>StopR[l]-j) {
						distance=StopR[l]-j;
						stop=l;
						}
					}
				}
			}
			if(distance%2==0) {
				R[StopR[stop]]+=1;
			}else {
				R[StopR[stop]+1]+=1;
			}
		for(int m=0;m<S.length();m++) {
			System.out.print(R[m]+" ");
		}
	}
}

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

#include <bits/stdc++.h>
using namespace std;
 
int main() {
  string S;
  cin >> S;
  int N=S.size();
  vector<int> A(N,1);
  vector<int> B(N,0);
  vector<int> C(N,0);
  
  for(int i=0;i<pow(10,100);i++){
    for(int j=0;j<N;j++){
      if(S.at(j)=="R")
        B.at(j+1)+=A.at(j);
      else
        B.at(j-1)+=A.at(j);
    }
      A=B;
      B=C;
  }
  
  for(int i=0;i<N;i++){
    cout << A.at(i) << " ";
  }
    cout << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:14:17: error: ISO C++ forbids comparison between pointer and integer [-fpermissive]
   14 |       if(S.at(j)=="R")
      |          ~~~~~~~^~~~~
Language: C++

#include <bits/stdc++.h>
using namespace std;
 
int main() {
  string S;
  cin >> S;
  int N=S.size()
  vector<int> A(N,1);
  vector<int> B(N,0);
  vector<int> C(N,0);
  
  for(int i=0;i<pow(10,100);i++){
    for(int j=0;j<N;j++){
      if(S.at(j)=="R")
        B(j+1)+=A(j);
      else
        B(j-1)+=A(j);
    }
      A=B;
      B=C;
  }
  
  for(int i=0;i<N;i++){
    cout << A << " " << endl;
  }
    
}

Compiler output:
a.cc: In function 'int main()':
a.cc:8:3: error: expected ',' or ';' before 'vector'
    8 |   vector<int> A(N,1);
      |   ^~~~~~
a.cc:14:17: error: ISO C++ forbids comparison between pointer and integer [-fpermissive]
   14 |       if(S.at(j)=="R")
      |          ~~~~~~~^~~~~
a.cc:15:10: error: no match for call to '(std::vector<int>) (int)'
   15 |         B(j+1)+=A(j);
      |         ~^~~~~
a.cc:15:17: error: 'A' was not declared in this scope
   15 |         B(j+1)+=A(j);
      |                 ^
a.cc:17:10: error: no match for call to '(std::vector<int>) (int)'
   17 |         B(j-1)+=A(j);
      |         ~^~~~~
a.cc:17:17: error: 'A' was not declared in this scope
   17 |         B(j-1)+=A(j);
      |                 ^
a.cc:19:7: error: 'A' was not declared in this scope
   19 |       A=B;
      |       ^
a.cc:24:13: error: 'A' was not declared in this scope
   24 |     cout << A << " " << endl;
      |             ^
Language: C++

let print_array a = 
  let _ = Array.iter (Printf.printf "%d ") a in print_newline()

let () =
  let s = read_line() in
  let n = String.length s in
  let ans = Array.make n 0 in
  let rec for_loop i =
    if i = n-1 then ()
    else
      let _ =
        if s.[i] = 'R' && s.[i+1] = 'L' then
          let rec inner_loop_l j =
            if j < 0 || s.[j] != 'R' then ()
            else
              let k = i + (i-j) mod 2 in
              let _ = ans.(k) <- ans.(k) + 1 in
              inner_loop_l (j-1) in
          let rec inner_loop_r j =
            if j == n || s.[j] != 'L' then ()
            else
              let k = i + (j-i) mod 2 in
              let _ = ans.(k) <- ans.(k) + 1 in
              inner_loop_r (j+1) in
          let _ = inner_loop_l i in
          inner_loop_r (i+1) in
      for_loop (i+1) in
  let _ = for_loop 0 in
  print_array ans

Compiler output:
a.cc:1:1: error: 'let' does not name a type
    1 | let print_array a =
      | ^~~
Language: C++

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

int main(){
	/*input*/
	string s;	cin >> s;
	/*calculation*/
	int n = s.size();
	vector<int>ans(n);
	for(int i = 0; i < 2; i++){
		int cnt = 0;
		for(int j = 0; j < n; j++){
			if(s[j] == 'R')cnt++;
			else{
				ans[j] += cnt/2;
				ans[j - 1] += (cnt + 1)/2;
				cnt = 0;
			}
		}
		reverse(ans.begin(), ans.end());
		reverse(s.begin(), s.end());
		for(int j = 0; j < n; j++){
			switch(s[j]){
				case 'L':
				s[j] = 'R';
				break;
				case 'R':
				s[j] = 'L';
				break;
			}
		}
	}
	/*output*/
	for(int i = 0; i < n; i++){
		cout << ans[i] << " ";
	}
	cout << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:23:17: error: 'reverse' was not declared in this scope
   23 |                 reverse(ans.begin(), ans.end());
      |                 ^~~~~~~