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

#include <iostream>
using namespace std;
long long h[5],n,i,j,k,num;
int main()
{
	string s;
	for (i=0;i<n;i++)
	{
		cin>>s;
		if(s[0]=="M")  h[0]++;
		if(s[0]=="A")  h[1]++;
		if(s[0]=="R")  h[2]++;
		if(s[0]=="C")  h[3]++;
		if(s[0]=="H")  h[4]++;
	}
	for (i=0;i<3;i++)
		for (j=i+1;j<4;j++)
			for (k=j+1;k<5;k++)
				num+=h[i]*h[j]*h[k];
	cout<<num;
	return 0; 
}

Compiler output:
a.cc: In function 'int main()':
a.cc:10:24: error: ISO C++ forbids comparison between pointer and integer [-fpermissive]
   10 |                 if(s[0]=="M")  h[0]++;
a.cc:11:24: error: ISO C++ forbids comparison between pointer and integer [-fpermissive]
   11 |                 if(s[0]=="A")  h[1]++;
a.cc:12:24: error: ISO C++ forbids comparison between pointer and integer [-fpermissive]
   12 |                 if(s[0]=="R")  h[2]++;
a.cc:13:24: error: ISO C++ forbids comparison between pointer and integer [-fpermissive]
   13 |                 if(s[0]=="C")  h[3]++;
a.cc:14:24: error: ISO C++ forbids comparison between pointer and integer [-fpermissive]
   14 |                 if(s[0]=="H")  h[4]++;
Language: Java

import java.util.*;
public class Main{
public static void main(String[] args){
Scanner sc = new Scanner(System.in);
  int N = sc.nextInt();
  int[] a = new int[5];
  Arrays.fill(a,0);
  for(int i = 0;i < N;i++){
    String s = sc.next();
    if(s.charAt(0) = 'M')a[0]++;
    if(s.charAt(0) = 'A')a[1]++;
    if(s.charAt(0) = 'R')a[2]++;
    if(s.charAt(0) = 'C')a[3]++;
    if(s.charAt(0) = 'H')a[4]++;
  }
  System.out.println(a[0]*a[1]*a[2]+a[1]*a[2]*a[3]+a[2]*a[3]*a[4]+a[3]*a[4]*a[0]+a[4]*a[0]*a[1]+a[0]*a[1]*a[3]+a[1]*a[2]*a[4]+a[2]*a[3]*a[0]+a[3]*a[4]*a[1]+a[4]*a[0]*a[2]);
}}

Compiler output:
Main.java:10: error: unexpected type
    if(s.charAt(0) = 'M')a[0]++;
               ^
  required: variable
  found:    value
Main.java:11: error: unexpected type
    if(s.charAt(0) = 'A')a[1]++;
               ^
  required: variable
  found:    value
Main.java:12: error: unexpected type
    if(s.charAt(0) = 'R')a[2]++;
               ^
  required: variable
  found:    value
Main.java:13: error: unexpected type
    if(s.charAt(0) = 'C')a[3]++;
               ^
  required: variable
  found:    value
Main.java:14: error: unexpected type
    if(s.charAt(0) = 'H')a[4]++;
               ^
  required: variable
  found:    value
5 errors
Language: C++

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

using namespace std;

int n;
int a[300];
int main()
{
	while (1)
	{
		memset(a, 0, sizeof(a));
		cin >> n;
		string s;
		char c;
		for (int i = 0; i < n; i++)
		{
			cin >> s;
			c = s[0];
			a[c]++;
		}
		cout << a['M'] * a['A'] * (a['R'] + a['C'] + a['H']) + a['M'] * a['R'] * (a['C'] + a['H']) + a['M'] * a['C'] * a['H'] + a['A'] * a['R'] * (a['C'] + a['H']) + a['A'] * a['C'] * a['H'] + a['R'] * a['C'] * a['H'];
		cout << "\n";
	}
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:15:17: error: 'memset' was not declared in this scope
   15 |                 memset(a, 0, sizeof(a));
      |                 ^~~~~~
a.cc:5:1: note: 'memset' is defined in header '<cstring>'; this is probably fixable by adding '#include <cstring>'
    4 | #include<vector>
  +++ |+#include <cstring>
    5 | #include<string>
Language: C++

#include <iostream>
#include <algorithm>
#include <queue>
#include <vector>
#include <set>
#include <cmath>
#include <string>
#define FOR(i,a,b) for(int i=a;i<b;i++)
#define ROF(i,a,b) for(int i=b-1;i>=a;i--)
#define FI first
#define SE second
#define VE vector<int>
#define PB push_back
#define LL long long
#define YES(i) cout<<(i?"YES":"NO")<<endl
#define Yes(i) cout<<(i?"Yes":"No")<<endl
using namespace std;
//
const int INF=1e9+7;
const int MOD=1e9+7;
//
int main(){
  int N;
  int M,A,R,C,H;
  cin>>N;
  FOR(i,0,N){
    string S;
    cin>>S;
    if(S[0]=='M'){
      M++;
    }else if(S[0]=='A'){
      A++;
    }else if(S[0]=='R'){
      R++;
    }else if(S[0]=='C'){
      C++;
    }else if(S[0]=='H'){
      H++;
    }
  }
  LL ans=M*A*R+M*A*C+M*A*H+A*R*C+A*R*H+A**H+R*C*H;
  cout<<ans<<endl;
  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:41:42: error: invalid type argument of unary '*' (have 'int')
   41 |   LL ans=M*A*R+M*A*C+M*A*H+A*R*C+A*R*H+A**H+R*C*H;
      |                                          ^~
Language: C++

#include<iostream>
#include<string.h>
using namespace std;
 
long long n,i,m,a,r,c,h;
string s[100000];
int main()
{ 
  cin >> n;
  for(i=0;i<n;i++){
     cin >> s[i];
  　if(strncmp("M",&s[i][0],1)==0) {m++;
                                 }
    if(strncmp("A",&s[i][0],1)==0) {a++;
                                 }
    if(strncmp("R",&s[i][0],1)==0) {r++;
                                 }
    if(strncmp("C",&s[i][0],1)==0) {c++;
                                 }
    if(strncmp("H",&s[i][0],1)==0) {h++;
                                 }
  }
  printf("%lld",m*a*r+m*a*c+m*a*h+m*r*c+m*r*h+m*c*h+a*r*c+a*r*h+a*c*h+r*c*h);
}

Compiler output:
a.cc:12:3: error: extended character 　 is not valid in an identifier
   12 |   　if(strncmp("M",&s[i][0],1)==0) {m++;
      |   ^
a.cc: In function 'int main()':
a.cc:12:3: error: '\U00003000if' was not declared in this scope
   12 |   　if(strncmp("M",&s[i][0],1)==0) {m++;
      |   ^~~~
Language: C++

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

int main(){
	map<string,int> name;
  	int n;
  	cin>>n;
  	for(int i=0;i<n;i++){
      string s;
      cin>>s;
      name[s[0]]+=1;
    }
  	int ans=0;
  	ans+=name["M"]*name["A"]*name["R"]+name["M"]*name["A"]*name["C"]+name["M"]*name["A"]*name["H"]+name["M"]*name["R"]*name["C"]+name["M"]*name["R"]*name["H"]+name["M"]*name["C"]*name["H"]+name["A"]*name["R"]*name["C"]+name["A"]*name["R"]*name["H"]+name["A"]*name["C"]*name["H"]+name["R"]*name["C"]*name["H"];
      
  	cout<<ans<<endl;
}
      


Compiler output:
a.cc: In function 'int main()':
a.cc:13:11: error: no match for 'operator[]' (operand types are 'std::map<std::__cxx11::basic_string<char>, int>' and '__gnu_cxx::__alloc_traits<std::allocator<char>, char>::value_type' {aka 'char'})
   13 |       name[s[0]]+=1;
      |           ^
In file included from /usr/include/c++/14/map:63,
                 from a.cc:2:
/usr/include/c++/14/bits/stl_map.h:504:7: note: candidate: 'std::map<_Key, _Tp, _Compare, _Alloc>::mapped_type& std::map<_Key, _Tp, _Compare, _Alloc>::operator[](const key_type&) [with _Key = std::__cxx11::basic_string<char>; _Tp = int; _Compare = std::less<std::__cxx11::basic_string<char> >; _Alloc = std::allocator<std::pair<const std::__cxx11::basic_string<char>, int> >; mapped_type = int; key_type = std::__cxx11::basic_string<char>]'
  504 |       operator[](const key_type& __k)
      |       ^~~~~~~~
/usr/include/c++/14/bits/stl_map.h:504:34: note:   no known conversion for argument 1 from '__gnu_cxx::__alloc_traits<std::allocator<char>, char>::value_type' {aka 'char'} to 'const std::map<std::__cxx11::basic_string<char>, int>::key_type&' {aka 'const std::__cxx11::basic_string<char>&'}
  504 |       operator[](const key_type& __k)
      |                  ~~~~~~~~~~~~~~~~^~~
/usr/include/c++/14/bits/stl_map.h:524:7: note: candidate: 'std::map<_Key, _Tp, _Compare, _Alloc>::mapped_type& std::map<_Key, _Tp, _Compare, _Alloc>::operator[](key_type&&) [with _Key = std::__cxx11::basic_string<char>; _Tp = int; _Compare = std::less<std::__cxx11::basic_string<char> >; _Alloc = std::allocator<std::pair<const std::__cxx11::basic_string<char>, int> >; mapped_type = int; key_type = std::__cxx11::basic_string<char>]'
  524 |       operator[](key_type&& __k)
      |       ^~~~~~~~
/usr/include/c++/14/bits/stl_map.h:524:29: note:   no known conversion for argument 1 from '__gnu_cxx::__alloc_traits<std::allocator<char>, char>::value_type' {aka 'char'} to 'std::map<std::__cxx11::basic_string<char>, int>::key_type&&' {aka 'std::__cxx11::basic_string<char>&&'}
  524 |       operator[](key_type&& __k)
      |                  ~~~~~~~~~~~^~~
Language: C++

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

int main(){
	map<int,int> name;
  	map<string,int> name_to_int;
  	
  	name_to_int["M"]=0;
  	name_to_int["A"]=1;
  	name_to_int["R"]=2;
    name_to_int["C"]=3;
  	name_to_int["H"]=4;

  	int n;
  	cin>>n;
  	for(int i=0;i<n;i++){
      string s;
      cin>>s;
      name[name_to_int[s[0]]]+=1;
    }
  	int ans=0;
  	for(int i=0;i<n;i++){
      for(int j=i+1;j<n;j++){
        for(int k=j+1;k<n;k++){
          ans+=name[i]*name[j]*name[k];
        }
      }
    }
  	cout<<ans<<endl;
}
      


Compiler output:
a.cc: In function 'int main()':
a.cc:21:23: error: no match for 'operator[]' (operand types are 'std::map<std::__cxx11::basic_string<char>, int>' and '__gnu_cxx::__alloc_traits<std::allocator<char>, char>::value_type' {aka 'char'})
   21 |       name[name_to_int[s[0]]]+=1;
      |                       ^
In file included from /usr/include/c++/14/map:63,
                 from a.cc:2:
/usr/include/c++/14/bits/stl_map.h:504:7: note: candidate: 'std::map<_Key, _Tp, _Compare, _Alloc>::mapped_type& std::map<_Key, _Tp, _Compare, _Alloc>::operator[](const key_type&) [with _Key = std::__cxx11::basic_string<char>; _Tp = int; _Compare = std::less<std::__cxx11::basic_string<char> >; _Alloc = std::allocator<std::pair<const std::__cxx11::basic_string<char>, int> >; mapped_type = int; key_type = std::__cxx11::basic_string<char>]'
  504 |       operator[](const key_type& __k)
      |       ^~~~~~~~
/usr/include/c++/14/bits/stl_map.h:504:34: note:   no known conversion for argument 1 from '__gnu_cxx::__alloc_traits<std::allocator<char>, char>::value_type' {aka 'char'} to 'const std::map<std::__cxx11::basic_string<char>, int>::key_type&' {aka 'const std::__cxx11::basic_string<char>&'}
  504 |       operator[](const key_type& __k)
      |                  ~~~~~~~~~~~~~~~~^~~
/usr/include/c++/14/bits/stl_map.h:524:7: note: candidate: 'std::map<_Key, _Tp, _Compare, _Alloc>::mapped_type& std::map<_Key, _Tp, _Compare, _Alloc>::operator[](key_type&&) [with _Key = std::__cxx11::basic_string<char>; _Tp = int; _Compare = std::less<std::__cxx11::basic_string<char> >; _Alloc = std::allocator<std::pair<const std::__cxx11::basic_string<char>, int> >; mapped_type = int; key_type = std::__cxx11::basic_string<char>]'
  524 |       operator[](key_type&& __k)
      |       ^~~~~~~~
/usr/include/c++/14/bits/stl_map.h:524:29: note:   no known conversion for argument 1 from '__gnu_cxx::__alloc_traits<std::allocator<char>, char>::value_type' {aka 'char'} to 'std::map<std::__cxx11::basic_string<char>, int>::key_type&&' {aka 'std::__cxx11::basic_string<char>&&'}
  524 |       operator[](key_type&& __k)
      |                  ~~~~~~~~~~~^~~
Language: C++

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

int main(){
	map<int,int> name;
  	map<string,int> name_to_int;
  	
  	name_to_int["M"]=0;
  	name_to_int["A"]=1;
  	name_to_int["R"]=2;
  	name_to_int["C"]=3;
  	name_to_int["H"]=4;
  
  	int n;
  	cin>>n;
  	for(int i=0;i<n;i++){
      string s;
      name[name_to_int[s[0]]]+=1;
    }
  	int ans=0;
  	for(int i=0;i<n;i++){
      for(int j=i+1;j<n;j++){
        for(int k=j+1;k<n;k++){
          ans+=name[i]*name[j]*name[k];
        }
      }
    }
  	cout<<ans<<endl;
}
      


Compiler output:
a.cc: In function 'int main()':
a.cc:20:23: error: no match for 'operator[]' (operand types are 'std::map<std::__cxx11::basic_string<char>, int>' and '__gnu_cxx::__alloc_traits<std::allocator<char>, char>::value_type' {aka 'char'})
   20 |       name[name_to_int[s[0]]]+=1;
      |                       ^
In file included from /usr/include/c++/14/map:63,
                 from a.cc:2:
/usr/include/c++/14/bits/stl_map.h:504:7: note: candidate: 'std::map<_Key, _Tp, _Compare, _Alloc>::mapped_type& std::map<_Key, _Tp, _Compare, _Alloc>::operator[](const key_type&) [with _Key = std::__cxx11::basic_string<char>; _Tp = int; _Compare = std::less<std::__cxx11::basic_string<char> >; _Alloc = std::allocator<std::pair<const std::__cxx11::basic_string<char>, int> >; mapped_type = int; key_type = std::__cxx11::basic_string<char>]'
  504 |       operator[](const key_type& __k)
      |       ^~~~~~~~
/usr/include/c++/14/bits/stl_map.h:504:34: note:   no known conversion for argument 1 from '__gnu_cxx::__alloc_traits<std::allocator<char>, char>::value_type' {aka 'char'} to 'const std::map<std::__cxx11::basic_string<char>, int>::key_type&' {aka 'const std::__cxx11::basic_string<char>&'}
  504 |       operator[](const key_type& __k)
      |                  ~~~~~~~~~~~~~~~~^~~
/usr/include/c++/14/bits/stl_map.h:524:7: note: candidate: 'std::map<_Key, _Tp, _Compare, _Alloc>::mapped_type& std::map<_Key, _Tp, _Compare, _Alloc>::operator[](key_type&&) [with _Key = std::__cxx11::basic_string<char>; _Tp = int; _Compare = std::less<std::__cxx11::basic_string<char> >; _Alloc = std::allocator<std::pair<const std::__cxx11::basic_string<char>, int> >; mapped_type = int; key_type = std::__cxx11::basic_string<char>]'
  524 |       operator[](key_type&& __k)
      |       ^~~~~~~~
/usr/include/c++/14/bits/stl_map.h:524:29: note:   no known conversion for argument 1 from '__gnu_cxx::__alloc_traits<std::allocator<char>, char>::value_type' {aka 'char'} to 'std::map<std::__cxx11::basic_string<char>, int>::key_type&&' {aka 'std::__cxx11::basic_string<char>&&'}
  524 |       operator[](key_type&& __k)
      |                  ~~~~~~~~~~~^~~
Language: C++

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

int main(){
	map<int,int> name;
  	map<string,int> name_to_int;
  	
  	name_to_int["M"]=0;
  	name_to_int["A"]=1;
  	name_to_int["R"]=2;
  	name_to_int["C"]=3;
  	name_to_int["H"]=4;
  
  	int n;
  	cin>>n;
  	for(int i=0;i<n;i++){
      string s;
      name[name_to_int[s[0]]]+=1;
    }
  	int ans=0;
  	for(int i=0;i<n;i++){
      for(int j=i+1;j<n;j++){
        for(int k=j+1;k<n;k++){
          ans+=name[i]*name[j]*name[k];
        }
      }
    }
  	cout<<ans<<endl;
}
      

Compiler output:
a.cc: In function 'int main()':
a.cc:19:23: error: no match for 'operator[]' (operand types are 'std::map<std::__cxx11::basic_string<char>, int>' and '__gnu_cxx::__alloc_traits<std::allocator<char>, char>::value_type' {aka 'char'})
   19 |       name[name_to_int[s[0]]]+=1;
      |                       ^
In file included from /usr/include/c++/14/map:63,
                 from a.cc:2:
/usr/include/c++/14/bits/stl_map.h:504:7: note: candidate: 'std::map<_Key, _Tp, _Compare, _Alloc>::mapped_type& std::map<_Key, _Tp, _Compare, _Alloc>::operator[](const key_type&) [with _Key = std::__cxx11::basic_string<char>; _Tp = int; _Compare = std::less<std::__cxx11::basic_string<char> >; _Alloc = std::allocator<std::pair<const std::__cxx11::basic_string<char>, int> >; mapped_type = int; key_type = std::__cxx11::basic_string<char>]'
  504 |       operator[](const key_type& __k)
      |       ^~~~~~~~
/usr/include/c++/14/bits/stl_map.h:504:34: note:   no known conversion for argument 1 from '__gnu_cxx::__alloc_traits<std::allocator<char>, char>::value_type' {aka 'char'} to 'const std::map<std::__cxx11::basic_string<char>, int>::key_type&' {aka 'const std::__cxx11::basic_string<char>&'}
  504 |       operator[](const key_type& __k)
      |                  ~~~~~~~~~~~~~~~~^~~
/usr/include/c++/14/bits/stl_map.h:524:7: note: candidate: 'std::map<_Key, _Tp, _Compare, _Alloc>::mapped_type& std::map<_Key, _Tp, _Compare, _Alloc>::operator[](key_type&&) [with _Key = std::__cxx11::basic_string<char>; _Tp = int; _Compare = std::less<std::__cxx11::basic_string<char> >; _Alloc = std::allocator<std::pair<const std::__cxx11::basic_string<char>, int> >; mapped_type = int; key_type = std::__cxx11::basic_string<char>]'
  524 |       operator[](key_type&& __k)
      |       ^~~~~~~~
/usr/include/c++/14/bits/stl_map.h:524:29: note:   no known conversion for argument 1 from '__gnu_cxx::__alloc_traits<std::allocator<char>, char>::value_type' {aka 'char'} to 'std::map<std::__cxx11::basic_string<char>, int>::key_type&&' {aka 'std::__cxx11::basic_string<char>&&'}
  524 |       operator[](key_type&& __k)
      |                  ~~~~~~~~~~~^~~
Language: C++

#include <iostream>
using namespace std;
typedef long long ll;

int main() {
  int P[10]={0,0,0,0,0,0,1,1,1,2};
  int Q[10]={1,1,1,2,2,3,2,2,3,3};
  int R[10]={2,3,4,3,4,4,3,4,4,4};
  int N;
  cin>>N;
  ll m=0,a=0,r=0,c=0,h=0;
  for (int i=0; i<N; i++) {
    string s;
    cin>>s;
    if (s[0]=='M') {
      m++;
    }
    if (s[0]=='A') {
      a++;
    }
    if (s[0]=='R') {
      r++;
    }
    if (s[0]=='C') {
      c++;
    }
    if (s[0]=='H') {
      h++;
    }
  }
  ll D[5];
  D [0]=m,D[1]=a,D[2]=r,D[3]=c,D[4]=h;
  ll ans=0;
  for (int d=0; d<10; d++) {
    res+=D[P[d]]*D[Q[d]]*D[R[d]];
  }
  cout<<res<<endl;
  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:35:5: error: 'res' was not declared in this scope
   35 |     res+=D[P[d]]*D[Q[d]]*D[R[d]];
      |     ^~~
a.cc:37:9: error: 'res' was not declared in this scope
   37 |   cout<<res<<endl;
      |         ^~~
Language: C++

#include <bits/stdc++.h>
#define REP(i, n) for(int i = 0;i < n;i++)
#define REPR(i, n) for(int i = n;i >= 0;i--)
#define FOR(i, m, n) for(int i = m;i < n;i++)
#define FORR(i, m, n) for(int i = m;i >= n;i--)
#define SORT(v, n) sort(v, v+n);
#define VSORT(v) sort(v.begin(), v.end());
#define ll long long
#define pb(a) push_back(a)
#define INF 999999999
using namespace std;
typedef pair<int, int> PA;
typedef pair<ll, ll> LAP;
typedef pair<int, PA> PPA;
typedef pair<ll, LAP> LPPA;

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

ll int P[10] = {0, 0, 0, 0, 0, 0, 1, 1, 1, 2};
ll int Q[10] = {1, 1, 1, 2, 2, 3, 2, 2, 3, 3};
ll int R[10] = {2, 3, 4, 3, 4, 4, 3, 4, 4, 4};

int main()
{
    ll int N;
    string name;
    cin >> N;
    ll int M = 0, A = 0, R = 0, C = 0, H = 0;
    REP(i,N)
    {
        cin >> name;
        if(name[0] == 'M') ++M;
        if(name[0] == 'A') ++A;
        if(name[0] == 'R') ++R;
        if(name[0] == 'C') ++C;
        if(name[0] == 'H') ++H;
    }
    ll int temp[5];
    temp[0] = M;
    temp[1] = A;
    temp[2] = R;
    temp[3] = C;
    temp[4] = H;

    ll int ans = 0;
    REP(i,10) ans += temp[P[i]] * temp[Q[i]] * temp[R[i]];

    cout << ans << endl;

}

Compiler output:
a.cc: In function 'int main()':
a.cc:47:54: error: invalid types 'long long int[int]' for array subscript
   47 |     REP(i,10) ans += temp[P[i]] * temp[Q[i]] * temp[R[i]];
      |                                                      ^
Language: C++

#include <bits/stdc++.h>
#define REP(i, n) for(int i = 0;i < n;i++)
#define REPR(i, n) for(int i = n;i >= 0;i--)
#define FOR(i, m, n) for(int i = m;i < n;i++)
#define FORR(i, m, n) for(int i = m;i >= n;i--)
#define SORT(v, n) sort(v, v+n);
#define VSORT(v) sort(v.begin(), v.end());
#define ll long long
#define pb(a) push_back(a)
#define INF 999999999
using namespace std;
typedef pair<int, int> PA;
typedef pair<ll, ll> LAP;
typedef pair<int, PA> PPA;
typedef pair<ll, LPA> LPPA;

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

int P[10] = {0, 0, 0, 0, 0, 0, 1, 1, 1, 2};
int Q[10] = {1, 1, 1, 2, 2, 3, 2, 2, 3, 3};
int R[10] = {2, 3, 4, 3, 4, 4, 3, 4, 4, 4};

int main()
{
    ll int N;
    string name;
    cin >> N;
    ll int M = 0, A = 0, R = 0, C = 0, H = 0;
    REP(i,N)
    {
        cin >> name;
        if(name[0] == 'M') ++M;
        if(name[0] == 'A') ++A;
        if(name[0] == 'R') ++R;
        if(name[0] == 'C') ++C;
        if(name[0] == 'H') ++H;
    }
    ll int temp[5];
    temp[0] = M;
    temp[1] = A;
    temp[2] = R;
    temp[3] = C;
    temp[4] = H;

    ll int ans = 0;
    REP(i,10) ans += temp[P[i]] * temp[Q[i]] * temp[R[i]];

    cout << ans << endl;

}

Compiler output:
a.cc:15:18: error: 'LPA' was not declared in this scope; did you mean 'PPA'?
   15 | typedef pair<ll, LPA> LPPA;
      |                  ^~~
      |                  PPA
a.cc:15:21: error: template argument 2 is invalid
   15 | typedef pair<ll, LPA> LPPA;
      |                     ^
a.cc: In function 'int main()':
a.cc:47:54: error: invalid types 'long long int[int]' for array subscript
   47 |     REP(i,10) ans += temp[P[i]] * temp[Q[i]] * temp[R[i]];
      |                                                      ^
Language: C++

#include <bits/stdc++.h>
#define REP(i, n) for(int i = 0;i < n;i++)
#define REPR(i, n) for(int i = n;i >= 0;i--)
#define FOR(i, m, n) for(int i = m;i < n;i++)
#define FORR(i, m, n) for(int i = m;i >= n;i--)
#define SORT(v, n) sort(v, v+n);
#define VSORT(v) sort(v.begin(), v.end());
#define ll long long
#define pb(a) push_back(a)
#define INF 999999999
using namespace std;
typedef pair<int, int> PA;
typedef pair<ll, ll> LAP;
typedef pair<int, P> PPA;
typedef pair<ll, LP> LPPA;

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

int P[10] = {0, 0, 0, 0, 0, 0, 1, 1, 1, 2};
int Q[10] = {1, 1, 1, 2, 2, 3, 2, 2, 3, 3};
int R[10] = {2, 3, 4, 3, 4, 4, 3, 4, 4, 4};

int main()
{
    ll int N;
    string name;
    cin >> N;
    ll int M = 0, A = 0, R = 0, C = 0, H = 0;
    REP(i,N)
    {
        cin >> name;
        if(name[0] == 'M') ++M;
        if(name[0] == 'A') ++A;
        if(name[0] == 'R') ++R;
        if(name[0] == 'C') ++C;
        if(name[0] == 'H') ++H;
    }
    ll int temp[5];
    temp[0] = M;
    temp[1] = A;
    temp[2] = R;
    temp[3] = C;
    temp[4] = H;

    ll int ans = 0;
    REP(i,10) ans += temp[P[i]] * temp[Q[i]] * temp[R[i]];

    cout << ans << endl;

}

Compiler output:
a.cc:14:19: error: 'P' was not declared in this scope; did you mean 'PA'?
   14 | typedef pair<int, P> PPA;
      |                   ^
      |                   PA
a.cc:14:20: error: template argument 2 is invalid
   14 | typedef pair<int, P> PPA;
      |                    ^
a.cc:15:18: error: 'LP' was not declared in this scope; did you mean 'LAP'?
   15 | typedef pair<ll, LP> LPPA;
      |                  ^~
      |                  LAP
a.cc:15:20: error: template argument 2 is invalid
   15 | typedef pair<ll, LP> LPPA;
      |                    ^
a.cc: In function 'int main()':
a.cc:47:54: error: invalid types 'long long int[int]' for array subscript
   47 |     REP(i,10) ans += temp[P[i]] * temp[Q[i]] * temp[R[i]];
      |                                                      ^
Language: C++

#include <bits/stdc++.h>
#define REP(i, n) for(int i = 0;i < n;i++)
#define REPR(i, n) for(int i = n;i >= 0;i--)
#define FOR(i, m, n) for(int i = m;i < n;i++)
#define FORR(i, m, n) for(int i = m;i >= n;i--)
#define SORT(v, n) sort(v, v+n);
#define VSORT(v) sort(v.begin(), v.end());
#define ll long long
#define pb(a) push_back(a)
#define INF 999999999
using namespace std;
typedef pair<int, int> P;
typedef pair<ll, ll> LP;
typedef pair<int, P> PP;
typedef pair<ll, LP> LPP;

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

int P[10] = {0, 0, 0, 0, 0, 0, 1, 1, 1, 2};
int Q[10] = {1, 1, 1, 2, 2, 3, 2, 2, 3, 3};
int R[10] = {2, 3, 4, 3, 4, 4, 3, 4, 4, 4};

int main()
{
    ll int N;
    string name;
    cin >> N;
    ll int M = 0, A = 0, R = 0, C = 0, H = 0;
    REP(i,N)
    {
        cin >> name;
        if(name[0] == 'M') ++M;
        if(name[0] == 'A') ++A;
        if(name[0] == 'R') ++R;
        if(name[0] == 'C') ++C;
        if(name[0] == 'H') ++H;
    }
    ll int temp[5];
    temp[0] = M;
    temp[1] = A;
    temp[2] = R;
    temp[3] = C;
    temp[4] = H;

    ll int ans = 0;
    REP(i,10) ans += temp[P[i]] * temp[Q[i]] * temp[R[i]];

    cout << ans << endl;

}

Compiler output:
a.cc:20:9: error: 'int P [10]' redeclared as different kind of entity
   20 | int P[10] = {0, 0, 0, 0, 0, 0, 1, 1, 1, 2};
      |         ^
a.cc:12:24: note: previous declaration 'typedef struct std::pair<int, int> P'
   12 | typedef pair<int, int> P;
      |                        ^
a.cc: In function 'int main()':
a.cc:47:28: error: expected primary-expression before '[' token
   47 |     REP(i,10) ans += temp[P[i]] * temp[Q[i]] * temp[R[i]];
      |                            ^
a.cc:47:54: error: invalid types 'long long int[int]' for array subscript
   47 |     REP(i,10) ans += temp[P[i]] * temp[Q[i]] * temp[R[i]];
      |                                                      ^
Language: C++

#include<iostream>using namespace std;int main(){    int n,i,arr[5]={0};    cin>>n;    char str[15];    for(i=0;i<n;i++)    {        cin>>str;        if(str[0]=='C') arr[0]++;        else if(str[0]=='A') arr[1]++;        else if(str[0]=='M') arr[2]++;        else if(str[0]=='R') arr[3]++;        else if(str[0]=='H') arr[4]++;    }    int k1,k2,k3,res=0;    for(k1=0;k1<5;k1++)    {        for(k2=k1+1;k2<5;k2++)        {            for(k3=k2+1;k3<5;k3++)            {                if(k1!=k2&&k2!=k3&&k3!=k1)                    res+=arr[k1]*arr[k2]*arr[k3];            }        }    }    cout<<res;    return 0;}

Compiler output:
a.cc:1:25: warning: extra tokens at end of #include directive
    1 | #include<iostream>using namespace std;int main(){    int n,i,arr[5]={0};    cin>>n;    char str[15];    for(i=0;i<n;i++)    {        cin>>str;        if(str[0]=='C') arr[0]++;        else if(str[0]=='A') arr[1]++;        else if(str[0]=='M') arr[2]++;        else if(str[0]=='R') arr[3]++;        else if(str[0]=='H') arr[4]++;    }    int k1,k2,k3,res=0;    for(k1=0;k1<5;k1++)    {        for(k2=k1+1;k2<5;k2++)        {            for(k3=k2+1;k3<5;k3++)            {                if(k1!=k2&&k2!=k3&&k3!=k1)                    res+=arr[k1]*arr[k2]*arr[k3];            }        }    }    cout<<res;    return 0;}
      |                         ^~~~~~~~~
a.cc:1:9: fatal error: iostream>usin: No such file or directory
    1 | #include<iostream>using namespace std;int main(){    int n,i,arr[5]={0};    cin>>n;    char str[15];    for(i=0;i<n;i++)    {        cin>>str;        if(str[0]=='C') arr[0]++;        else if(str[0]=='A') arr[1]++;        else if(str[0]=='M') arr[2]++;        else if(str[0]=='R') arr[3]++;        else if(str[0]=='H') arr[4]++;    }    int k1,k2,k3,res=0;    for(k1=0;k1<5;k1++)    {        for(k2=k1+1;k2<5;k2++)        {            for(k3=k2+1;k3<5;k3++)            {                if(k1!=k2&&k2!=k3&&k3!=k1)                    res+=arr[k1]*arr[k2]*arr[k3];            }        }    }    cout<<res;    return 0;}
      |         ^~~~~~~~~~~~~~~
compilation terminated.
Language: C++

#include <fstream>
#include <cstring>
//#define debug

using namespace std;

int n,mark[5];
char s[10000][10];

int select(char ch) {
	if(ch=='M'&&mark[1]==0) {
		mark[0]=1;
		return 1;	
	}
	else if(ch=='A'&&mark[1]==0) {
		mark[1]=1;
		return 1;	
	}
	else if(ch=='R'&&mark[2]==0) {
		mark[2]=1;
		return 1;	
	}
	else if(ch=='C'&&mark[3]==0) {
		mark[3]=1;
		return 1;
	}	
	else if(ch=='H'&&mark[4]==0) {
		mark[4]=1;
		return 1;
	}	
	else
		return 0;
}

int main(int argc, char *argv[]) {
#ifdef debug
	ifstream cin("D:\\Study\\新建文件夹\\TestP1\\ing.txt");
#endif 
	while(cin>>n) {
		int ans=0;
		memset(s,0,sizeof(s));
		memset(mark,0,sizeof(mark));
		for(int i=0;i<n;i++)
			cin>>s[i];
		for(int i=0;i<n;i++)
			for(int j=i+1;j<n;j++)
				for(int k=j+1;k<n;k++) {
					memset(mark,0,sizeof(mark));
					if(select(s[i][0])==0||select(s[j][0])==0||select(s[k][0])==0) 
						continue;	
					ans++;
				}
		cout<<ans<<endl;
	}
	return 0;
}

Compiler output:
a.cc: In function 'int main(int, char**)':
a.cc:39:15: error: 'cin' was not declared in this scope
   39 |         while(cin>>n) {
      |               ^~~
a.cc:3:1: note: 'std::cin' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
    2 | #include <cstring>
  +++ |+#include <iostream>
    3 | //#define debug
a.cc:53:17: error: 'cout' was not declared in this scope
   53 |                 cout<<ans<<endl;
      |                 ^~~~
a.cc:53:17: note: 'std::cout' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
Language: C++

#include <bits/stdc++.h>
using namespace std;
long ans=0;
int main()
{
    long N,A[5]={0};
    char S[1000000]
 
    scanf("%d",&N);
    for(int i=0; i<N; i++){
        scanf("%s",S);
        if(S[0] == 'M'){
            A[0]++;
        }else if(S[0] == 'A'){
            A[1]++;
        }else if(S[0] == 'R'){
            A[2]++;
        }else if(S[0] == 'C'){
            A[3]++;
        }else if(S[0] == 'H'){
            A[4]++;
        }
    }

    for(int i=0; i<5; i++){
        for(int j=i+1; j<5; j++){
            for(int k=j+1; k<5; k++){
                ans += A[i] * A[j] * A[k];
            }
        }
    }
    printf("%ld",ans);
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:9:5: error: expected initializer before 'scanf'
    9 |     scanf("%d",&N);
      |     ^~~~~
a.cc:11:20: error: 'S' was not declared in this scope
   11 |         scanf("%s",S);
      |                    ^
Language: C++

#include <iostream>
#include <string>
#include <vector>

int main(void)
{
  int N;
  std::cin >> N;
  std::vector<std::string>Name;
  for(int i = 0;i < N;i++)
  {
    std::string n;
    std::cin >> n;
    Name.push_back(n);
  }
  
  int m=0,a=0,r=0,c=0,h=0;
  for(int i=0;i<N;i++)
  {
    if(Name[i][0] == "M")
    {
      m++;
    }
    else if(Name[i][0] == "A")
    {
      a++;
    }
    else if(Name[i][0] == "R")
    {
      r++;
    }
    else if(Name[i][0] == "C")
    {
      c++;
    }
    else if(Name[i][0] == "H")
    {
      h++;
    }
  }
  
  long long answer;
  answer = m*a*r+m*a*c+m*a*h+m*r*c+m*r*h+m*c*h+a*r*c+a*r*h+r*c*h+a*c*h;
  
  std::cout << answer << std::endl;
  
  
  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:20:19: error: ISO C++ forbids comparison between pointer and integer [-fpermissive]
   20 |     if(Name[i][0] == "M")
a.cc:24:24: error: ISO C++ forbids comparison between pointer and integer [-fpermissive]
   24 |     else if(Name[i][0] == "A")
a.cc:28:24: error: ISO C++ forbids comparison between pointer and integer [-fpermissive]
   28 |     else if(Name[i][0] == "R")
a.cc:32:24: error: ISO C++ forbids comparison between pointer and integer [-fpermissive]
   32 |     else if(Name[i][0] == "C")
a.cc:36:24: error: ISO C++ forbids comparison between pointer and integer [-fpermissive]
   36 |     else if(Name[i][0] == "H")
Language: C++

#include <iostream>
#include <cmath>
#include <cstdio>
#include <algorithm>
#include <cstring>
#include <fstream>
#include <sstream>
using namespace std;

int m,a,r,c,h;
int d[5];
int p[10]={0,0,0,0,0,0,1,1,1,2};
int q[10]={1,1,1,2,2,3,2,2,3,3};
int r[10]={2,3,4,3,4,4,3,4,4,4};
int main ()
{
	string s ;
	int n;
	cin>>n;
	for(int i=0;i<n;i++)
	{
		cin>>s;
		if (s[0]=='M') 
			m++;
		if (s[0]=='A') 
			a++;
		if (s[0]=='R') 
			r++;
		if (s[0]=='C') 
			c++;
		if (s[0]=='H') 
			h++;
	}
	d[0]=m,d[1]=a,d[2]=r,d[3]=c,D[4]=h;
	int res=0;
	for (int i=0;i<10;i++)
		res+=d[p[i]]*d[q[i]]*d[r[i]];
	cout<<res;
}


Compiler output:
a.cc:14:5: error: conflicting declaration 'int r [10]'
   14 | int r[10]={2,3,4,3,4,4,3,4,4,4};
      |     ^
a.cc:10:9: note: previous declaration as 'int r'
   10 | int m,a,r,c,h;
      |         ^
a.cc: In function 'int main()':
a.cc:34:37: error: 'D' was not declared in this scope
   34 |         d[0]=m,d[1]=a,d[2]=r,d[3]=c,D[4]=h;
      |                                     ^
a.cc:37:41: error: invalid types 'int[int]' for array subscript
   37 |                 res+=d[p[i]]*d[q[i]]*d[r[i]];
      |                                         ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main()
{
	int n, M=0, A=0, R=0, C=0, H=0, i;
	long long s=0LL, a[10];
	char L[100009][20];
	cin >> n;
	for (i=0; i<n; i++)
	{
		cin >> L[i];
	}
	for (i=0; i<n; i++)
	{
		//cin >> L;
		switch(L[i][0])
		{
			case'M': M++;
					 break;
			case'A': A++;
					 break;
			case'R': R++;
					 break;
			case'C': C++;
					 break;
			case'H': H++;
					 break;
			default: break;
		}
	}
	a[0] = long long(M*A*R);
	a[1] = long long(M*A*C);
	a[2] = long long(M*A*H);
	a[3] = long long(M*R*C);
	a[4] = long long(M*R*H);
	a[5] = long long(M*C*H);
	a[6] = long long(A*R*C);
	a[7] = long long(A*R*H);
	a[8] = long long(A*C*H);
	a[9] = long long(R*C*H);
	for(i=0; i<10; i++)
	{
		s+=a[i];
	}
	cout << s << endl;
	//system("pause");
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:31:16: error: expected primary-expression before 'long'
   31 |         a[0] = long long(M*A*R);
      |                ^~~~
a.cc:32:16: error: expected primary-expression before 'long'
   32 |         a[1] = long long(M*A*C);
      |                ^~~~
a.cc:33:16: error: expected primary-expression before 'long'
   33 |         a[2] = long long(M*A*H);
      |                ^~~~
a.cc:34:16: error: expected primary-expression before 'long'
   34 |         a[3] = long long(M*R*C);
      |                ^~~~
a.cc:35:16: error: expected primary-expression before 'long'
   35 |         a[4] = long long(M*R*H);
      |                ^~~~
a.cc:36:16: error: expected primary-expression before 'long'
   36 |         a[5] = long long(M*C*H);
      |                ^~~~
a.cc:37:16: error: expected primary-expression before 'long'
   37 |         a[6] = long long(A*R*C);
      |                ^~~~
a.cc:38:16: error: expected primary-expression before 'long'
   38 |         a[7] = long long(A*R*H);
      |                ^~~~
a.cc:39:16: error: expected primary-expression before 'long'
   39 |         a[8] = long long(A*C*H);
      |                ^~~~
a.cc:40:16: error: expected primary-expression before 'long'
   40 |         a[9] = long long(R*C*H);
      |                ^~~~
Language: C++

#include<bits/stdc++.h>
using namespace std ;
typedef long long ll ;
string s ;
int N ;
ll m ,a ,r ,c , h ;
ll D [5];
int P [10]={0 ,0 ,0 ,0 ,0 ,0 ,1 ,1 ,1 ,2};
int Q [10]={1 ,1 ,1 ,2 ,2 ,3 ,2 ,2 ,3 ,3};
int R [10]={2 ,3 ,4 ,3 ,4 ,4 ,3 ,4 ,4 ,4};
int main ()
{
cin >> n;
for ( int i =0; i < N ; i ++)
{
cin > > s ;
if ( s [0]=='M') m ++;
if ( s [0]=='A') a ++;
if ( s [0]=='R') r ++;
if ( s [0]=='C') c ++;
if ( s [0]=='H') h ++;
}
D [0]= m , D [1]= a , D [2]= r , D [3]= c , D [4]= h ;
ll res =0;
for ( int d =0; d <10; d ++)
res += D [ P [ d ]]* D [ Q [ d ]]* D [ R [ d ]];
cout << res;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:13:8: error: 'n' was not declared in this scope
   13 | cin >> n;
      |        ^
a.cc:16:7: error: expected primary-expression before '>' token
   16 | cin > > s ;
      |       ^
Language: C++

#include<bits/stdc++.h>
using namespace std ;
typedef long long ll ;
string s ;
int N ;
ll m ,a ,r ,c , h ;
ll D [5];
int P [10]={0 ,0 ,0 ,0 ,0 ,0 ,1 ,1 ,1 ,2};
int Q [10]={1 ,1 ,1 ,2 ,2 ,3 ,2 ,2 ,3 ,3};
int R [10]={2 ,3 ,4 ,3 ,4 ,4 ,3 ,4 ,4 ,4};
int main ()
{
scanf ("% d " ,& N );
for ( int i =0; i < N ; i ++)
{
cin > > s ;
if ( s [0]=='M') m ++;
if ( s [0]=='A') a ++;
if ( s [0]=='R') r ++;
if ( s [0]=='C') c ++;
if ( s [0]=='H') h ++;
}
D [0]= m , D [1]= a , D [2]= r , D [3]= c , D [4]= h ;
ll res =0;
for ( int d =0; d <10; d ++)
res += D [ P [ d ]]* D [ Q [ d ]]* D [ R [ d ]];
cout << res;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:16:7: error: expected primary-expression before '>' token
   16 | cin > > s ;
      |       ^
Language: C++

#include<bits/stdc++.h>
using namespace std ;
typedef long long ll ;
string s ;
int N ;
ll m ,a ,r ,c , h ;
ll D [5];
int P [10]={0 ,0 ,0 ,0 ,0 ,0 ,1 ,1 ,1 ,2};
int Q [10]={1 ,1 ,1 ,2 ,2 ,3 ,2 ,2 ,3 ,3};
int R [10]={2 ,3 ,4 ,3 ,4 ,4 ,3 ,4 ,4 ,4};
int main ()
{
scanf ("% d " ,& N );
for ( int i =0; i < N ; i ++)
{
cin > > s ;
if ( s [0]=='M') m ++;
if ( s [0]=='A') a ++;
if ( s [0]=='R') r ++;
if ( s [0]=='C') c ++;
if ( s [0]=='H') h ++;
}
D [0]= m , D [1]= a , D [2]= r , D [3]= c , D [4]= h ;
ll res =0;
for ( int d =0; d <10; d ++)
res += D [ P [ d ]]* D [ Q [ d ]]* D [ R [ d ]];
printf ("% lld \ n " , res );
}

Compiler output:
a.cc: In function 'int main()':
a.cc:16:7: error: expected primary-expression before '>' token
   16 | cin > > s ;
      |       ^
a.cc:27:9: warning: unknown escape sequence: '\040'
   27 | printf ("% lld \ n " , res );
      |         ^~~~~~~~~~~~
Language: C++

# include < cstdio >
# include < iostream >
using namespace std ;
typedef long long ll ;
string s ;
int N ;
ll m ,a ,r ,c , h ;
ll D [5];
int P [10]={0 ,0 ,0 ,0 ,0 ,0 ,1 ,1 ,1 ,2};
int Q [10]={1 ,1 ,1 ,2 ,2 ,3 ,2 ,2 ,3 ,3};
int R [10]={2 ,3 ,4 ,3 ,4 ,4 ,3 ,4 ,4 ,4};
int main ()
{
scanf ("% d " ,& N );
for ( int i =0; i < N ; i ++)
{
cin > > s ;
if ( s [0]=='M') m ++;
if ( s [0]=='A') a ++;
if ( s [0]=='R') r ++;
if ( s [0]=='C') c ++;
if ( s [0]=='H') h ++;
}
D [0]= m , D [1]= a , D [2]= r , D [3]= c , D [4]= h ;
ll res =0;
for ( int d =0; d <10; d ++)
res += D [ P [ d ]]* D [ Q [ d ]]* D [ R [ d ]];
printf ("% lld \ n " , res );
}

Compiler output:
a.cc:1:11: fatal error:  cstdio : No such file or directory
    1 | # include < cstdio >
      |           ^~~~~~~~~~
compilation terminated.
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main()
{
	int n,m=0,a=0,r=0,c=0,h=0,sum=0;
	cin>>n;
	string s[n+1];
	for(int i=1;i<=n;i++)
	{
		cin>>s[i];
		switch(s[i][1])
		{
			case 'M':m++;break;
			case 'A':a++;break;
			case 'R':r++;break;
			case 'C':c++;break;
			case 'H':h++;break;
		}
	}
	int a[6]={0,m,a,r,c,h};
	for(int i=1;i<=3;i++)
		for(int j=i+1;j<=4;j++)
			for(int k=j+1;k<=5;k++)
				{
					sum+=a[i]*a[j]*a[k];
				} 
	cout<<sum;
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:20:13: error: conflicting declaration 'int a [6]'
   20 |         int a[6]={0,m,a,r,c,h};
      |             ^
a.cc:5:19: note: previous declaration as 'int a'
    5 |         int n,m=0,a=0,r=0,c=0,h=0,sum=0;
      |                   ^
a.cc:25:47: error: invalid types 'int[int]' for array subscript
   25 |                                         sum+=a[i]*a[j]*a[k];
      |                                               ^
a.cc:25:52: error: invalid types 'int[int]' for array subscript
   25 |                                         sum+=a[i]*a[j]*a[k];
      |                                                    ^
a.cc:25:57: error: invalid types 'int[int]' for array subscript
   25 |                                         sum+=a[i]*a[j]*a[k];
      |                                                         ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
int main()
{
    int n;
    while(cin>>n)
    {
        long long int ans=0;
        int ansm=0,ansa=0,ansr=0,ansc=0,ansh=0;
        string s;
        for(int i=0;i<n;i++)
        {
            cin>>s;
            if(s[0]=='M') ansm++;
            else if(s[0]=='A') ansa++;
            else if(s[0]=='R') ansr++;
            else if(s[0]=='C') ansc++;
            else if(s[0]=='H') ansh++;
        }
        ans+=ansm*ansa*ansr;
        ans+=ansm*ansa*ansc;
        ans+=ansm*ansa*ansh;
        
        ans+=ansm*ansr*ansc;
        ans+=ansm*ansr*ansh;
        
        ans+=ansm*ansc*ansh;
        
        ans+=ansa*ansr*ansc;
        ans+=ansa*ansr*ansh;
        
        ans+=ansa*ansc*ansh;
        ans+=ansr*anc*ansh;
        cout<<ans<<endl;

    }
}


Compiler output:
a.cc: In function 'int main()':
a.cc:33:19: error: 'anc' was not declared in this scope; did you mean 'ansc'?
   33 |         ans+=ansr*anc*ansh;
      |                   ^~~
      |                   ansc
Language: C++

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

int main() {
	long n, a[5]={0,0,0,0,0}, r = 0, ans;
	scanf("%ld", &n);
	for (int i = 0; i < n; i++) {
		char s[5];
		scanf("%s", s);
		if (s[0] == 'M'){
			a[0]++;
		}
		else if (s[0] == 'A') {
			a[1]++;
		}
		else if (s[0] == 'R') {
			a[2]++;
		}
		else if (s[0] == 'C') {
			a[3]++;
		}
		else if (s[0] == 'H') {
			a[4]++;
		}
	}
	for ( int z = 0; z < 3; z++; int c = z+1; c < 4; c++; int v = z+2; v < 5; v++){
        ans = a[z]*a[c]*a[v];}
        
	cout<<ans<<endl;
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:26:36: error: expected ')' before ';' token
   26 |         for ( int z = 0; z < 3; z++; int c = z+1; c < 4; c++; int v = z+2; v < 5; v++){
      |             ~                      ^
      |                                    )
a.cc:26:46: error: 'z' was not declared in this scope
   26 |         for ( int z = 0; z < 3; z++; int c = z+1; c < 4; c++; int v = z+2; v < 5; v++){
      |                                              ^
a.cc:26:86: error: expected ';' before ')' token
   26 |         for ( int z = 0; z < 3; z++; int c = z+1; c < 4; c++; int v = z+2; v < 5; v++){
      |                                                                                      ^
      |                                                                                      ;
Language: C++

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

int main() {
	long n, a[5]={0,0,0,0,0}, r = 0, adb;
	scanf("%ld", &n);
	for (int i = 0; i < n; i++) {
		char s[5];
		scanf("%s", s);
		if (s[0] == 'M'){
			a[0]++;
		}
		else if (s[0] == 'A') {
			a[1]++;
		}
		else if (s[0] == 'R') {
			a[2]++;
		}
		else if (s[0] == 'C') {
			a[3]++;
		}
		else if (s[0] == 'H') {
			a[4]++;
		}
	}
	for ( int z = 0; z < 3; z++) {
        for ( int c = z+1; c < 4; c++){
        for ( int v = c+1; v < 5; v++){
        a[z]*a[c]*a[v] = adb;}}}
        
	cout<<adb<<endl;
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:29:18: error: lvalue required as left operand of assignment
   29 |         a[z]*a[c]*a[v] = adb;}}}
      |         ~~~~~~~~~^~~~~
Language: C++

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

int main() {
	long n, a[5]={0,0,0,0,0}, r = 0, adb;
	scanf("%ld", &n);
	for (int i = 0; i < n; i++) {
		char s[5];
		scanf("%s", s);
		if (s[0] == 'M'){
			a[0]++;
		}
		else if (s[0] == 'A') {
			a[1]++;
		}
		else if (s[0] == 'R') {
			a[2]++;
		}
		else if (s[0] == 'C') {
			a[3]++;
		}
		else if (s[0] == 'H') {
			a[4]++;
		}
	}
	for ( int z = 0; z < 3; z++) {
        for ( int c = z+1; c < 4; c++){
        for ( int v = c+1; v < 5; v++){
        a[z]*a[c]*z[v] = adb;}}}
        
	cout<<ans<<endl;
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:29:20: error: invalid types 'int[int]' for array subscript
   29 |         a[z]*a[c]*z[v] = adb;}}}
      |                    ^
a.cc:31:15: error: 'ans' was not declared in this scope; did you mean 'abs'?
   31 |         cout<<ans<<endl;
      |               ^~~
      |               abs
Language: C++

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

int main() {
	long n, a[5]={0,0,0,0,0}, r = 0, ans;
	scanf("%ld", &n);
	for (int i = 0; i < n; i++) {
		char s[10];
		scanf("%s", s);
		if (s[0] == 'M'){
			a[0]++;
		}
		else if (s[0] == 'A') {
			a[1]++;
		}
		else if (s[0] == 'R') {
			a[2]++;
		}
		else if (s[0] == 'C') {
			a[3]++;
		}
		else if (s[0] == 'H') {
			a[4]++;
		}
	}
	for ( int z = 0; z < 3; z++) {
        for ( int c = z+1; c < 4; c++){
        for ( int v = c+1; v < 5; v++){
        a[z]*a[c]*z[v] = ans;}}}
        
	cout<<ans<<endl;
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:29:20: error: invalid types 'int[int]' for array subscript
   29 |         a[z]*a[c]*z[v] = ans;}}}
      |                    ^
Language: C++

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

int main() {
	long long n, a[5]={0,0,0,0,0}, r = 0;
	scanf("%ld", &n);
	for (int i = 0; i < n; i++) {
		char s[10];
		scanf("%s", s);
		if (s[0] == 'M'){
			a[0]++;
		}
		else if (s[0] == 'A') {
			a[1]++;
		}
		else if (s[0] == 'R') {
			a[2]++;
		}
		else if (s[0] == 'C') {
			a[3]++;
		}
		else if (s[0] == 'H') {
			a[4]++;
		}
	}
        int ans;
	for ( int z = 0; z < 3; z++) {
        for ( int c = z+1; c < 4; c++){
        for ( int v = c+1; v < 5; v++){
        a[z]*a[c]*z[v] = ans;}}}
        
	cout<<ans<<endl;
	return 0;
}

Compiler output:
a.cc:2:7: error: expected nested-name-specifier before 'spacename'
    2 | using spacename std;
      |       ^~~~~~~~~
a.cc: In function 'int main()':
a.cc:30:20: error: invalid types 'int[int]' for array subscript
   30 |         a[z]*a[c]*z[v] = ans;}}}
      |                    ^
a.cc:32:9: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
   32 |         cout<<ans<<endl;
      |         ^~~~
      |         std::cout
In file included from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:146,
                 from a.cc:1:
/usr/include/c++/14/iostream:63:18: note: 'std::cout' declared here
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
a.cc:32:20: error: 'endl' was not declared in this scope; did you mean 'std::endl'?
   32 |         cout<<ans<<endl;
      |                    ^~~~
      |                    std::endl
In file included from /usr/include/c++/14/istream:41,
                 from /usr/include/c++/14/sstream:40,
                 from /usr/include/c++/14/complex:45,
                 from /usr/include/c++/14/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:127:
/usr/include/c++/14/ostream:744:5: note: 'std::endl' declared here
  744 |     endl(basic_ostream<_CharT, _Traits>& __os)
      |     ^~~~
Language: C++

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

int main() {
	long long n, a[5]={0,0,0,0,0}, r = 0;
	scanf("%ld", &n);
	for (int i = 0; i < n; i++) {
		char s[10];
		scanf("%s", s);
		if (s[0] == 'M'){
			a[0]++;
		}
		else if (s[0] == 'A') {
			a[1]++;
		}
		else if (s[0] == 'R') {
			a[2]++;
		}
		else if (s[0] == 'C') {
			a[3]++;
		}
		else if (s[0] == 'H') {
			a[4]++;
		}
	}
        int ans;
	for ( int z = 0; z < 3; z++) {
        for ( int c = z+1; x < 4; x++){
        for ( int v = c+1; v < 5; v++){
        a[z]*a[c]*z[v] = ans;}}}}
        
	cout<<ans<<endl;
	return 0;
}

Compiler output:
a.cc:2:7: error: expected nested-name-specifier before 'spacename'
    2 | using spacename std;
      |       ^~~~~~~~~
a.cc: In function 'int main()':
a.cc:28:28: error: 'x' was not declared in this scope
   28 |         for ( int c = z+1; x < 4; x++){
      |                            ^
a.cc:30:20: error: invalid types 'int[int]' for array subscript
   30 |         a[z]*a[c]*z[v] = ans;}}}}
      |                    ^
a.cc: At global scope:
a.cc:32:9: error: 'cout' does not name a type
   32 |         cout<<ans<<endl;
      |         ^~~~
a.cc:33:9: error: expected unqualified-id before 'return'
   33 |         return 0;
      |         ^~~~~~
a.cc:34:1: error: expected declaration before '}' token
   34 | }
      | ^
Language: C++

int main() {
	long long n, a[5]={0,0,0,0,0}, r = 0;
	scanf("%ld", &n);
	for (int i = 0; i < n; i++) {
		char s[10];
		scanf("%s", s);
		if (s[0] == 'M'){
			a[0]++;
		}
		else if (s[0] == 'A') {
			a[1]++;
		}
		else if (s[0] == 'R') {
			a[2]++;
		}
		else if (s[0] == 'C') {
			a[3]++;
		}
		else if (s[0] == 'H') {
			a[4]++;
		}
	}
        int ans;
	for ( int z = 0; z < 3; z++) {
        for ( int c = z+1; x < 4; x++){
        for ( int v = c+1; v < 5; v++){
        a[z]*a[c]*z[v] = ans;}}}}
        
	cout<<ans<<endl;
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:3:9: error: 'scanf' was not declared in this scope
    3 |         scanf("%ld", &n);
      |         ^~~~~
a.cc:25:28: error: 'x' was not declared in this scope
   25 |         for ( int c = z+1; x < 4; x++){
      |                            ^
a.cc:27:20: error: invalid types 'int[int]' for array subscript
   27 |         a[z]*a[c]*z[v] = ans;}}}}
      |                    ^
a.cc: At global scope:
a.cc:29:9: error: 'cout' does not name a type
   29 |         cout<<ans<<endl;
      |         ^~~~
a.cc:30:9: error: expected unqualified-id before 'return'
   30 |         return 0;
      |         ^~~~~~
a.cc:31:1: error: expected declaration before '}' token
   31 | }
      | ^