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

#include<bits/stdc++.h>
using namespace std;
#define int long long
#define double long double
#define fo(a,b) for(int a=0;a<b;a++)
#define Sort(a) sort(a.begin(),a.end())
#define rev(a) reverse(a.begin(),a.end())
#define fi first
#define se second
#define sz size()
#define bgn begin()
#define en end()
#define pb push_back
#define pp() pop_back()
#define V vector
#define P pair
#define yuko(a) setprecision(a)
#define uni(a) a.erase(unique(a.begin(),a.end()),a.end())
#define Q queue
#define pri priority_queue
#define Pri priority_queue<int,vector<int>,greater<int>>
#define PriP priority_queue<P<int,int>,vector<P<int,int>>,greater<P<int,int>>>
#define ff first.first
#define fs first.second
#define sf second.first
#define ss second.second
#define all(a)  (a).begin(),(a).end()
#define elif else if


int low(V<int> a,int b){
  decltype(a)::iterator c=lower_bound(a.begin(),a.end(),b);
  int d=c-a.bgn;
  return d;
}
int upp(V<int> a,int b){
  decltype(a)::iterator c=upper_bound(a.begin(),a.end(),b);
  int d=c-a.bgn;
  return d;
}
int keta(int a){
  double b=a;
  b=log10(b);
  int c=b;
  return c+1;
}
int gcd(int a,int b){
  if(a%b==0)
    return b;
  return gcd(b,a%b);
}
int ketas(int a){
  string b=to_string(a);
  int c=0;
  fo(i,keta(a)){
    c+=b[i]-'0';
  }
  return c;
}
int INF=1000000007;
int kaijou(int a){
  int b=1;
  fo(i,a)
    b*=i+1;
  return b;
}

V<P<int,int>> factorize(int n){
  V<P<int,int>> res;
  for(int i=2; i*i<=n; i++){
    if(n%i)
      continue;
    res.emplace_back(i,0);
    while(n%i==0){
      n/=i;
      res.back().second++;
    }
  }
  if(n!=1)
    res.emplace_back(n,1);
  return res;
}

const int dx[4] = {1, 0, -1, 0};
const int dy[4] = {0, 1, 0, -1};

signed main(){
  string s;
  cin>>>s;
  V<int> a(s.size()+1,0);
  fo(i,s.size()-1){
    if(s[i]=='<')
      a[i+1]=max(a[i]+1,a[i+1]);
  }
  for(int i=s.size(); i>0; i--){
    if(s[i]=='>')
      a[i-1]=max(a[i-1],a[i]+1);
  }
  int sum=0;
  fo(i,n){
    sum+=a[i];
  }
  cout<<sum<<endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:89:8: error: expected primary-expression before '>' token
   89 |   cin>>>s;
      |        ^
a.cc:100:8: error: 'n' was not declared in this scope
  100 |   fo(i,n){
      |        ^
a.cc:5:31: note: in definition of macro 'fo'
    5 | #define fo(a,b) for(int a=0;a<b;a++)
      |                               ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
#define int long long
#define double long double
#define fo(a,b) for(int a=0;a<b;a++)
#define Sort(a) sort(a.begin(),a.end())
#define rev(a) reverse(a.begin(),a.end())
#define fi first
#define se second
#define sz size()
#define bgn begin()
#define en end()
#define pb push_back
#define pp() pop_back()
#define V vector
#define P pair
#define yuko(a) setprecision(a)
#define uni(a) a.erase(unique(a.begin(),a.end()),a.end())
#define Q queue
#define pri priority_queue
#define Pri priority_queue<int,vector<int>,greater<int>>
#define PriP priority_queue<P<int,int>,vector<P<int,int>>,greater<P<int,int>>>
#define ff first.first
#define fs first.second
#define sf second.first
#define ss second.second
#define all(a)  (a).begin(),(a).end()
#define elif else if


int low(V<int> a,int b){
  decltype(a)::iterator c=lower_bound(a.begin(),a.end(),b);
  int d=c-a.bgn;
  return d;
}
int upp(V<int> a,int b){
  decltype(a)::iterator c=upper_bound(a.begin(),a.end(),b);
  int d=c-a.bgn;
  return d;
}
int keta(int a){
  double b=a;
  b=log10(b);
  int c=b;
  return c+1;
}
int gcd(int a,int b){
  if(a%b==0)
    return b;
  return gcd(b,a%b);
}
int ketas(int a){
  string b=to_string(a);
  int c=0;
  fo(i,keta(a)){
    c+=b[i]-'0';
  }
  return c;
}
int INF=1000000007;
int kaijou(int a){
  int b=1;
  fo(i,a)
    b*=i+1;
  return b;
}

V<P<int,int>> factorize(int n){
  V<P<int,int>> res;
  for(int i=2; i*i<=n; i++){
    if(n%i)
      continue;
    res.emplace_back(i,0);
    while(n%i==0){
      n/=i;
      res.back().second++;
    }
  }
  if(n!=1)
    res.emplace_back(n,1);
  return res;
}

const int dx[4] = {1, 0, -1, 0};
const int dy[4] = {0, 1, 0, -1};

signed main(){
  string s;
  cin>>>s;
  V<int> a(n+1,0);
  fo(i,n-1){
    if(s[i]=='<')
      a[i+1]=max(a[i]+1,a[i+1]);
  }
  for(int i=s.size(); i>0; i--){
    if(s[i]=='>')
      a[i-1]=max(a[i-1],a[i]+1)
  }
  int sum=0;
  fo(i,n){
    sum+=a[i];
  }
  cout<<sum<<endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:89:8: error: expected primary-expression before '>' token
   89 |   cin>>>s;
      |        ^
a.cc:90:12: error: 'n' was not declared in this scope
   90 |   V<int> a(n+1,0);
      |            ^
a.cc:97:32: error: expected ';' before '}' token
   97 |       a[i-1]=max(a[i-1],a[i]+1)
      |                                ^
      |                                ;
   98 |   }
      |   ~
Language: C++

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

using ll=long long;
const ll MOD=1000000007;

int main() {
  string s;
  cin >> s;
  int k=s.size();
  int a=0,b=0,c=0;
  for(int i=0;i<k;i++){
    if(s[i]=='>')
      a--;
    else
      a++;
    b=max(a,b);
    c=min(a,c);
  }
  int k=b-c;
  cout << (ll)k*(k+1)/2 << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:20:7: error: redeclaration of 'int k'
   20 |   int k=b-c;
      |       ^
a.cc:10:7: note: 'int k' previously declared here
   10 |   int k=s.size();
      |       ^
Language: C++

#include <bits/stdc++.h>
#define _GLIBCXX_DEBUG

using namespace std;

int		main(void)
{
	string S;

	cin >> S;
	int i = 0;
	ll sum = 0, s1, s2;

	while (S[i])
	{
		s1 = 0;
		while (S[i] == '<')
		{
			s1++;
			i++;
		}
		s2 = 0;
		while (S[i] == '>')
		{
			s2++;
			i++;
		}
		s1 < s2 ? s1-- : s2--;
		sum += ((1 + s1) * s1 / 2) + ((1 + s2) * s2 / 2);
	}
	cout << sum << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:12:9: error: 'll' was not declared in this scope
   12 |         ll sum = 0, s1, s2;
      |         ^~
a.cc:16:17: error: 's1' was not declared in this scope; did you mean 'y1'?
   16 |                 s1 = 0;
      |                 ^~
      |                 y1
a.cc:22:17: error: 's2' was not declared in this scope
   22 |                 s2 = 0;
      |                 ^~
a.cc:29:17: error: 'sum' was not declared in this scope
   29 |                 sum += ((1 + s1) * s1 / 2) + ((1 + s2) * s2 / 2);
      |                 ^~~
a.cc:31:17: error: 'sum' was not declared in this scope
   31 |         cout << sum << endl;
      |                 ^~~
Language: C++

S = list(input())
if S[0] != '<':
    S.insert(0,'<')
if S[-1] != '>':
    S.append('>')
con = []
count = 1
for i in range(len(S)-1):
    if S[i+1] == S[i]:
        count += 1
    else:
        con.append(count)
        count = 1
if S[-1] != S[-2]:
    count = 1
    con.append(count)
else:
    con.append(count)
ans = 0
for l in range(0,len(con)-1,2):
    if l % 2 == 0:
        f = con[l]
        b = con[l+1]
        if f >= b:
            ans += (1 + f)*f//2 + (b-1)*b//2
            
        else:
            ans += (1 + b)*b//2 + (f-1)*f//2
            
    else:
        pass
    
        
print(ans)


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

#include <bits/stdc++.h>
using namespace std;
int a, b;
int main(){
string s;
cin >> s;
for(int i = 0; i < s.size(); ++i){
    if(s[i] == '>'){
        a++;
    }
}
for(int i = 1; i <= a; ++i){
    b+=i;
}
cout << b;


Compiler output:
a.cc: In function 'int main()':
a.cc:15:11: error: expected '}' at end of input
   15 | cout << b;
      |           ^
a.cc:4:11: note: to match this '{'
    4 | int main(){
      |           ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
#define MOD 1000000007
typedef long long ll;
typedef pair<int, int> P;

int main(){
    int mx = 0, mn = 0, tem = 0, res = 0;
    string s;
    cin >> s;
    for(int i=0; i<s.length(); i++){
        if(s[i] == '>'){
            tem--;
        }else{
            tem++;
        }
        res += tem;
        mx = max(mx, tem);
        mn = min(mn, tem);
    }
    res -= mn * (s.length()+1)
    cout << res;
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:21:31: error: expected ';' before 'cout'
   21 |     res -= mn * (s.length()+1)
      |                               ^
      |                               ;
   22 |     cout << res;
      |     ~~~~
Language: C++

#include<bits/stdc++.h> 
using namespace std;
typedef long long ll;
string S;
ll l,a[500001];
ll ans; 
int main()
{
	cin>>S;
	S=" " +S;
    l=S.length()-1;
    for(int i=1;i<=l;i++)(S[i]=='<')?(a[i+1]=a[i]+1):(a[i+1]);
    for(int i=l;i>=1;i--)(S[i]=='>')?(a[i]=max(a[i],a[i+1]+1))(a[i]);
    for(int i=1;i<=l+1;i++) 
	ans+=a[i];
	cout<<ans<<endl;
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:13:63: error: expression cannot be used as a function
   13 |     for(int i=l;i>=1;i--)(S[i]=='>')?(a[i]=max(a[i],a[i+1]+1))(a[i]);
      |                                      ~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~
a.cc:13:69: error: expected ':' before ';' token
   13 |     for(int i=l;i>=1;i--)(S[i]=='>')?(a[i]=max(a[i],a[i+1]+1))(a[i]);
      |                                                                     ^
      |                                                                     :
a.cc:13:69: error: expected primary-expression before ';' token
Language: C++

#include <bits/stdc++.h>
using namespace std;
#define rep(i,n) for(int i = 0; i < (n);i++)
#define sz(x) int(x.size())
typedef long long ll;
typedef pair<int,int> P;
constexpr ll INF = (1LL << 55);

int main(){
  string s;
  cin >> s;
  int n = sz(s);
  vector<int> l(n+1,0), r(n+1,0);
  for (int i = 0; i < n; i++) {
    if (s[i] == '<') l[i+1] = l[i] + 1;
    else l[i+1] = 0;

    if (s[n-i-1] == '>') r[n-i-1] = r[n-i] + 1;
    else r[n-i-1] = 0;
  }
  ll res = 0;
  for (int i = 0; i < n+1, i++) res += max(l[i], r[i]);
  cout << res << endl;
  return 0;
} 

Compiler output:
a.cc: In function 'int main()':
a.cc:22:31: error: expected ';' before ')' token
   22 |   for (int i = 0; i < n+1, i++) res += max(l[i], r[i]);
      |                               ^
      |                               ;
Language: C++

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

typedef long long ll;
typedef pair<ll,ll> pi;
typedef vector <ll> vi;
typedef vector <pi> vpi;
#define f first
#define s second
#define FOR(i,s,e) for(ll i=s;i<=ll(e);++i)
#define DEC(i,s,e) for(ll i=s;i>=ll(e);--i)
#define pb push_back
#define all(x (x).begin(), (x).end()
#define lbd(x, y) lower_bound(all(x), y)
#define ubd(x, y) upper_bound(all(x), y)
#define aFOR(i,x) for (auto i: x)
#define mem(x,i) memset(x,i,sizeof x)
#define fast ios_base::sync_with_stdio(false),cin.tie(0)
#define maxn 500001

string str;
vector <pair <char,int> > A;

int ans[maxn];
int N;
int main(){
	fast;
	
	cin>>str;

	N = str.size() + 1;
	mem(ans,-1);
	
	if (str[0] == '<') ans[0] = 0;
	if (str.back() == '>') ans[N-1] = 0;
	FOR(i,0,str.size()-2){
		if (str[i] == '>' && str[i+1] == '<'){
			ans[i+1] = 0;
			//cout<<i+1<<'\n';
			DEC(j,i,0){
				if (ans[j] != -1 || str[j] != str[j-1]) break;
				
				ans[j] = ans[j+1] + 1;
			}
		}
	}
	

	
	//FOR(i,0,N-1) cout<<ans[i]<<' ';
	//cout<<'\n';
	//return 0;
	FOR(i,0,N-1){
		if (ans[i] == -1){
			int idx;
			FOR(j,i,N-1){
				if (ans[j] != -1){
					idx = j-1;
					break;
				}
				if (j == N-1) idx = j;
				
				ans[j] = ans[j-1] + 1;
			}
			//cout<<idx<<'\n';
			if (ans[idx] <= ans[idx+1]){
				ans[idx] = ans[idx+1] + 1;
				DEC(i,idx-1,0){
					if (ans[i] != -1) break;
					ans[i] = ans[i+1] - 1;
				}
			}
		}
	}
			
	
	int legit_ans = 0;
	FOR(i,0,N-1){
		legit_ans += ans[i];
		//cout<<ans[i]<<' ';
	}
	//cout<<'\n';
	cout<<legit_ans;
}
	
	

		
	
	




Compiler output:
a.cc:13:15: error: expected ',' or ')', found "("
   13 | #define all(x (x).begin(), (x).end()
      |               ^
Language: C++

#include<bits/stdc++.h>
#include <iostream>
#include <string>
#include <cmath>
using namespace std;
#define ll long long
#define rep(i, n) for (ll i = 0; i < (n); i++)
#define FOR(i,a,b) for(ll i=(a);i<(b);i++)
#define FORR(i,a,b)for(ll i=(a);i<=(b);i++)
#define repR(i,n) for(ll i=n;i>=0;i--)
#define all(v)(v).begin(),(v).end()
#define rall(v)(v).rbegin(),(v).rend()
#define F first
#define S second
#define pb push_back
#define pu push
#define COUT(x) cout<<(x)<<endl
#define PQ priority_queue<ll>
#define PQR priority_queue<ll,vector<ll>,greater<ll>>
#define YES(n) cout << ((n) ? "YES" : "NO"  ) << endl
#define Yes(n) cout << ((n) ? "Yes" : "No"  ) << endl
#define mp make_pair
#define maxs(x,y) (x = max(x,y))
#define mins(x,y) (x = min(x,y))
#define sz(x) (int)(x).size()
typedef pair<int,int> pii;
typedef pair<ll,ll> pll;
const ll MOD = 1000000007LL;
const ll INF = 1LL << 60;
using vll = vector<ll>;
using vb = vector<bool>;
using vvb = vector<vb>;
using vvll = vector<vll>;
using vstr = vector<string>;
using pll = pair<ll, ll>;
ll gcd(ll a, ll b) { return b?gcd(b,a%b):a;}
ll lcm(ll a, ll b) { return a/gcd(a,b)*b;}
int nx[4]={0,1,-1,0};
int ny[4]={1,0,0,-1};
int main(){
  ll n;
  string s;
  cin>>s;
  n=sz(s);
  vll a(6*100000);
  for(int i=1;i<sz(a));i++){
    a[i]=i+a[i-1];
  }
  ll cu=0;
  ll ccuu=0;
  ll ans=0;
  rep(i,n-1){
    if(s[i]=='<'&&s[i+1]=='<'){
      cu++;
    }
    else if(s[i]=='<'&&s[i+1]=='>'){
      cu++;
    }
    else if(s[i]=='>'&&s[i+1]=='>'){
      ccuu++;
    }
    else if(s[i]=='>'&&s[i+1]=='<'){
      ccuu++;
      ll k=max(cu,ccuu);
      ans+=a[k];
      ll j=min(cu,ccuu);
      if(j==0) j=1;
      ans+=a[j-1];
      cu=0;
      ccuu=0;
    }
  }
  if(s[n-1]=='<'){
    cu++;
    ans+=a[cu];
  }
  else{
    ccuu++;
    ll k=max(cu,ccuu);
      ans+=a[k];
      ll j=min(cu,ccuu);
      if(j==0) j=1;
      ans+=a[j-1];
  }
  COUT(ans);
}


Compiler output:
a.cc: In function 'int main()':
a.cc:46:22: error: expected ';' before ')' token
   46 |   for(int i=1;i<sz(a));i++){
      |                      ^
a.cc:46:24: error: 'i' was not declared in this scope
   46 |   for(int i=1;i<sz(a));i++){
      |                        ^
Language: C++

#include<bits/stdc++.h>
#include <iostream>
#include <string>
#include <cmath>
using namespace std;
#define ll long long
#define rep(i, n) for (ll i = 0; i < (n); i++)
#define FOR(i,a,b) for(ll i=(a);i<(b);i++)
#define FORR(i,a,b)for(ll i=(a);i<=(b);i++)
#define repR(i,n) for(ll i=n;i>=0;i--)
#define all(v)(v).begin(),(v).end()
#define rall(v)(v).rbegin(),(v).rend()
#define F first
#define S second
#define pb push_back
#define pu push
#define COUT(x) cout<<(x)<<endl
#define PQ priority_queue<ll>
#define PQR priority_queue<ll,vector<ll>,greater<ll>>
#define YES(n) cout << ((n) ? "YES" : "NO"  ) << endl
#define Yes(n) cout << ((n) ? "Yes" : "No"  ) << endl
#define mp make_pair
#define maxs(x,y) (x = max(x,y))
#define mins(x,y) (x = min(x,y))
#define sz(x) (int)(x).size()
typedef pair<int,int> pii;
typedef pair<ll,ll> pll;
const ll MOD = 1000000007LL;
const ll INF = 1LL << 60;
using vll = vector<ll>;
using vb = vector<bool>;
using vvb = vector<vb>;
using vvll = vector<vll>;
using vstr = vector<string>;
using pll = pair<ll, ll>;
ll gcd(ll a, ll b) { return b?gcd(b,a%b):a;}
ll lcm(ll a, ll b) { return a/gcd(a,b)*b;}
int nx[4]={0,1,-1,0};
int ny[4]={1,0,0,-1};
int main(){
  ll n;
  string s;
  cin>>s;
  n=sz(s);
  vll a(6*100000);
  for(int i=1;i<az(a));i++){
    a[i]=i+a[i-1];
  }
  ll cu=0;
  ll ccuu=0;
  ll ans=0;
  rep(i,n-1){
    if(s[i]=='<'&&s[i+1]=='<'){
      cu++;
    }
    else if(s[i]=='<'&&s[i+1]=='>'){
      cu++;
    }
    else if(s[i]=='>'&&s[i+1]=='>'){
      ccuu++;
    }
    else if(s[i]=='>'&&s[i+1]=='<'){
      ccuu++;
      ll k=max(cu,ccuu);
      ans+=a[k];
      ll j=min(cu,ccuu);
      if(j==0) j=1;
      ans+=a[j-1];
      cu=0;
      ccuu=0;
    }
  }
  if(s[n-1]=='<'){
    cu++;
    ans+=a[cu];
  }
  else{
    ccuu++;
    ll k=max(cu,ccuu);
      ans+=a[k];
      ll j=min(cu,ccuu);
      if(j==0) j=1;
      ans+=a[j-1];
  }
  COUT(ans);
}

Compiler output:
a.cc: In function 'int main()':
a.cc:46:17: error: 'az' was not declared in this scope; did you mean 'a'?
   46 |   for(int i=1;i<az(a));i++){
      |                 ^~
      |                 a
a.cc:46:22: error: expected ';' before ')' token
   46 |   for(int i=1;i<az(a));i++){
      |                      ^
      |                      ;
a.cc:46:24: error: 'i' was not declared in this scope
   46 |   for(int i=1;i<az(a));i++){
      |                        ^
Language: C++

import numpy as np

s=input()
n=len(s)
ans=[0]*(n+1)
for i in range(n):
    if s[i] == "<":
        ans[i+1] = max(ans[i+1], ans[i]+1)

for i in reversed(range(n)):
    if s[i] == ">":
        ans[i] = max(ans[i+1]+1,ans[i])

print(sum(ans))

Compiler output:
a.cc:1:1: error: 'import' does not name a type
    1 | import numpy as np
      | ^~~~~~
a.cc:1:1: note: C++20 'import' only available with '-fmodules-ts'
Language: C++

 string s;
  cin>>s;
  a[0]=0;
  int sum=500010;
  Rep(i,s.size()){
	  if(s[i]=='<'){
		  sum++;
		  a[i]=sum;
	  }
	  if(s[i]=='>'){
		  sum--;
		  a[i]=sum;
	  }
  }
  sort(a,a+s.size()+1);
  int min=a[0];
  int ans=0;
  rep(i,s.size()+1){
	  a[i]-=min;
	  ans+=a[i];
  }
  cout<<ans<<endl;

Compiler output:
a.cc:1:2: error: 'string' does not name a type
    1 |  string s;
      |  ^~~~~~
a.cc:2:3: error: 'cin' does not name a type
    2 |   cin>>s;
      |   ^~~
a.cc:3:3: error: 'a' does not name a type
    3 |   a[0]=0;
      |   ^
a.cc:5:6: error: expected constructor, destructor, or type conversion before '(' token
    5 |   Rep(i,s.size()){
      |      ^
a.cc:15:7: error: expected constructor, destructor, or type conversion before '(' token
   15 |   sort(a,a+s.size()+1);
      |       ^
a.cc:16:11: error: 'a' was not declared in this scope
   16 |   int min=a[0];
      |           ^
a.cc:18:6: error: expected constructor, destructor, or type conversion before '(' token
   18 |   rep(i,s.size()+1){
      |      ^
a.cc:22:3: error: 'cout' does not name a type
   22 |   cout<<ans<<endl;
      |   ^~~~
Language: C++

#include<bits/stdc++.h>
using namespace std;
#define ll long long
#define rep(i, n) for (ll i = 0; i < (n); i++)
#define FOR(i,a,b) for(ll i=(a);i<(b);i++)
#define FORR(i,a,b)for(ll i=(a);i<=(b);i++)
#define repR(i,n) for(ll i=n;i>=0;i--)
#define all(v)(v).begin(),(v).end()
#define rall(v)(v).rbegin(),(v).rend()
#define F first
#define S second
#define pb push_back
#define pu push
#define COUT(x) cout<<(x)<<endl
#define PQ priority_queue<ll>
#define PQR priority_queue<ll,vector<ll>,greater<ll>>
#define YES(n) cout << ((n) ? "YES" : "NO"  ) << endl
#define Yes(n) cout << ((n) ? "Yes" : "No"  ) << endl
#define mp make_pair
#define maxs(x,y) (x = max(x,y))
#define mins(x,y) (x = min(x,y))
#define sz(x) (int)(x).size()
typedef pair<int,int> pii;
typedef pair<ll,ll> pll;
const ll MOD = 1000000007LL;
const ll INF = 1LL << 60;
using vll = vector<ll>;
using vvll = vector<vll>;
using vstr = vector<string>;
using pll = pair<ll, ll>;
int ka(int n){
  if(n==-1) return 0;
  if(n==0) return 0;
  return n+ka(n-1);
}
int kka(int n){
  return ka(n-1);
}
int main(){
  string s;
  cin>>s;
  s.pb('t');
  ll ans=0;
  int n=s.size();
  int cuk=0;
  int cul=0;
  rep(i,n){
    if(s[i]=='<'){
      cuk++;
    }
    else{
      cul++;
    }
    if(s[i]=='>'&&s[i+1]=='<'){
      int h=max(cuk,cul);
      int g=min(cuk,cul);
      ans+=kka(g)+ka(h);
      cu<=0;
      cu>=0;
    }
    if(i==n-1){
      int h=max(cuk,cul);
      int g=min(cuk,cul);
      ans+=kka(g)+ka(h);
    }
  }
  COUT(ans);
}


Compiler output:
a.cc: In function 'int main()':
a.cc:58:7: error: 'cu' was not declared in this scope; did you mean 'cul'?
   58 |       cu<=0;
      |       ^~
      |       cul
Language: C++

#include<bits/stdc++.h>
using namespace std;
#define ll long long
#define rep(i, n) for (ll i = 0; i < (n); i++)
#define FOR(i,a,b) for(ll i=(a);i<(b);i++)
#define FORR(i,a,b)for(ll i=(a);i<=(b);i++)
#define repR(i,n) for(ll i=n;i>=0;i--)
#define all(v)(v).begin(),(v).end()
#define rall(v)(v).rbegin(),(v).rend()
#define F first
#define S second
#define pb push_back
#define pu push
#define COUT(x) cout<<(x)<<endl
#define PQ priority_queue<ll>
#define PQR priority_queue<ll,vector<ll>,greater<ll>>
#define YES(n) cout << ((n) ? "YES" : "NO"  ) << endl
#define Yes(n) cout << ((n) ? "Yes" : "No"  ) << endl
#define mp make_pair
#define maxs(x,y) (x = max(x,y))
#define mins(x,y) (x = min(x,y))
#define sz(x) (int)(x).size()
typedef pair<int,int> pii;
typedef pair<ll,ll> pll;
const ll MOD = 1000000007LL;
const ll INF = 1LL << 60;
using vll = vector<ll>;
using vvll = vector<vll>;
using vstr = vector<string>;
using pll = pair<ll, ll>;
int ka(int n){
  if(n==-1) return 0;
  if(n==0) return 0;
  return n+ka(n-1);
}
int kka(int n){
  return ka(n-1);
}
int main(){
  string s;
  cin>>s;
  s.pb('t');
  ll ans=0;
  int n=s.size();
  int cu<k=0;
  int cu>k=0;
  rep(i,n){
    if(s[i]=='<'){
      cu<k++;
    }
    else{
      cu>k++;
    }
    if(s[i]=='>'&&s[i+1]=='<'){
      int h=max(cu<k,cu>k);
      int g=min(cu<k,cu>k);
      ans+=kka(g)+ka(h);
      cu<=0;
      cu>=0;
    }
    if(i==n-1){
      int h=max(cu<k,cu>k);
      int g=min(cu<k,cu>k);
      ans+=kka(g)+ka(h);
    }
  }
  COUT(ans);
}


Compiler output:
a.cc: In function 'int main()':
a.cc:45:9: error: expected initializer before '<' token
   45 |   int cu<k=0;
      |         ^
a.cc:46:9: error: expected initializer before '>' token
   46 |   int cu>k=0;
      |         ^
a.cc:49:7: error: 'cu' was not declared in this scope; did you mean 'pu'?
   49 |       cu<k++;
      |       ^~
      |       pu
a.cc:49:10: error: 'k' was not declared in this scope
   49 |       cu<k++;
      |          ^
a.cc:52:7: error: 'cu' was not declared in this scope; did you mean 'pu'?
   52 |       cu>k++;
      |       ^~
      |       pu
a.cc:52:10: error: 'k' was not declared in this scope
   52 |       cu>k++;
      |          ^
a.cc:55:17: error: 'cu' was not declared in this scope; did you mean 'pu'?
   55 |       int h=max(cu<k,cu>k);
      |                 ^~
      |                 pu
a.cc:55:20: error: 'k' was not declared in this scope
   55 |       int h=max(cu<k,cu>k);
      |                    ^
a.cc:62:17: error: 'cu' was not declared in this scope; did you mean 'pu'?
   62 |       int h=max(cu<k,cu>k);
      |                 ^~
      |                 pu
a.cc:62:20: error: 'k' was not declared in this scope
   62 |       int h=max(cu<k,cu>k);
      |                    ^
Language: C++

#define rep(i,n) for(i=0;i<(n);++i)
#include<iostream>
#include<fstream>
#include<vector>
#include<array>
#include<utility>
#include<string>
#include<algorithm>
#include<bitset>
#include<queue>
using ll = unsigned long long int;
using namespace std;



ll src(){
    string str;
    cin >> str;
    ll N = str.length()+1;
    vector<ll> a(N,0);
    ll min;
    a[1]=0;
    min=0;
    if(N==2){cout<<1;return 0;}
    char start ,next;
    ll sid=0;
    start=str[0];
    ll count=1;
    for(ll i=1;i<=N-1;++i){
        if(start==str[i] and count<N-1){
            count++;
        }else{
            if(start=='<'){
                a[sid]=0;
                for(ll j=1;j<=count;j++){
                    a[sid+j]=a[sid+j-1]+1;
                }
            }else{
                a[sid]=count;
                for(ll j=1;j<=count;j++){
                    a[sid+j]=a[sid+j-1]-1;
                }
            }
            if(i+1<N){
                start=str[i];
                sid+=count;
                count=1;
            }
        }
    }
    ll sum=a[0];
    start=str[0];
    for(ll i=1;i<N-1;++i){
        next=str[i];
        if(start=='<' and next=='>'){
            a[i] = max(a[i-1],a[i+1])+1;
        }
        sum+=a[i];
        start=next;
    }
    sum+=a[N-1];

    cout<<sum;
    return 0;
}

ll main(ll argc,char* argv[]){
    //ifstream in( argv[1] );
    //cin.rdbuf(in.rdbuf());
    src();    
    return 0;
}

Compiler output:
a.cc:67:1: error: '::main' must return 'int'
   67 | ll main(ll argc,char* argv[]){
      | ^~
a.cc:67:4: warning: first argument of 'int main(ll, char**)' should be 'int' [-Wmain]
   67 | ll main(ll argc,char* argv[]){
      |    ^~~~
Language: C++

#include <iostream>
#include <vector>
#include <string>
#include <algorithm>
#include <iostream>
#include <vector>
#include <numeric>
#include <string>
#include <functional>
#include <functional>   // std::minus
#include <numeric>      // std::accumulate

using namespace std;
int main(){
  	string str;
  	cin>>str;
  
  	int size = str.size();
  	vector<int> vec0(size+1), vec1(size+1);
  	for (int i=0; i<size; i++){
     	if (str[i] == '<'){
         	vec0[i+1] = vec0[i] + 1;
        }     
    }
  
  	for (int i=size-1; i>=0; i--){
     	if (str[i] == '>'){
         	vec1[i] = vec[i+1] + 1; 
        }      
    }
  
  	int sum = 0;
  	for (int i=0; i<vec0.size(); i ++){
     	 sum += max(vec0[i], vec1[i]);
    }

  	
  	std::cout<<sum;
  
 	return 0; 
}


Compiler output:
a.cc: In function 'int main()':
a.cc:28:27: error: 'vec' was not declared in this scope; did you mean 'vec1'?
   28 |                 vec1[i] = vec[i+1] + 1;
      |                           ^~~
      |                           vec1
Language: C++

#!python3

def resolve():
    S = input().rstrip()

    N = len(S)

    a, i, aa = "<", 0, []
    for c in S:
        if c == a:
            i += 1
        else:
            aa.append((a, i))
            i = 1
            a = c
    aa.append((a, i))

    if S[-1] == "<":
        aa.append((">", 0))

    pt = 0
    aaa = iter(aa)
    n = 0
    for a, b in zip(aaa, aaa):
        x, y = a
        n += y * (y - 1) // 2

        pt = y

        x, y = b

        if y > pt:
            pass
        else:
            n += pt
            y -= 1

        n += y * (y + 1) // 2

    print(n)




if __name__ == "__main__":
    resolve()


Compiler output:
a.cc:1:2: error: invalid preprocessing directive #!
    1 | #!python3
      |  ^
a.cc:3:1: error: 'def' does not name a type
    3 | def resolve():
      | ^~~
Language: C++

#include <iostream> 
#include <bits/stdc++.h>
#include <vector> 
#include <algorithm> 
#include <string>
#include <cmath>
#include <iomanip> 
#include<climits> 
#include <utility>      
#include <numeric> 
#include <iterator>
#include <map> 
using namespace std; 
#define ll long long int
int main()
{
  string s;
  cin>>s;
  ll n=s.size();
  vector<ll>v(n+1,0);
  vector<ll>x(n+1,0);
  for(ll i=0;i<n;i++)
  {
    if(s[i]=='<')
      v[i+1]=v[i]+1;
    else
      v[i]=v[i+1]+1;
  }
  for(ll i=n-1;i>=0;i--)
  {
    if(s[i]=='<')
      x[i+1]=x[i]+1;
    else
      x[i]=x[i+1]+1;
  }
    for(ll i=0;i>n+1;i++)
  {
   v[i]=max(v[i],x[i]);
  }
  ll sum=accumulate(a.begin(), a.end(), 0);
  cout<<sum<<endl;
  
  
}

Compiler output:
a.cc: In function 'int main()':
a.cc:40:21: error: 'a' was not declared in this scope
   40 |   ll sum=accumulate(a.begin(), a.end(), 0);
      |                     ^
Language: C++

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

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

  int h = 0;
  long long sum = 0;
  
  for(int i = 0; i < S.size(); i++){
    if(S[i] == '<') h++;a
    if(S[i] == '>') h--;
    if(h < 0){
      sum += i+1;
      h = 0;
    }
    sum += h;
  }
  
  cout << sum << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:12:25: error: 'a' was not declared in this scope
   12 |     if(S[i] == '<') h++;a
      |                         ^
Language: C++

#include<iostream>
#include<string>
#include<cstdio>
#include<algorithm>
#include<cstdlib>
#include<cmath>
#include<vector>
#include<utility>
#include<queue>
#include<stack>
#include<set>
#include<map>
#include<unordered_set>
#include<unordered_map>
#include<bitset>
#include<iomanip>
#include<list>
#include<deque>
using namespace std;
//#define MODE 1
#ifdef MODE
#define DEB(X) cout<< #X <<": "<<X<<" ";
#define END cout<<endl;
#define DEB2(X) cout<<X<<" ";
#else
#define DEB(X) {}
#define END {}
#define DEB2(X) {}
#endif
typedef long long ll;
#define int ll
#define uset unordered_set
#define umap unordered_map
typedef std::pair<int,int> P;
struct edge{int to,cost;};
const int INF=100000000000000000;
const int INF2=9223372036854775807;
const int MOD=1000000007;
#define REP(i,n) for(int i=0;i<(int)(n);i++)
#define min(X,Y) (((int)(X)<(int)(Y))?(X):(Y))
#define max(X,Y) (((int)(X)>(int)(Y))?(X):(Y))
#define MAX(X,Y) (*max_element(X,Y))
#define MIN(X,Y) (*min_element(X,Y))
#define NP(X,Y) next_permutation(X,Y)
#define setp(X,Y) cout<<fixed<<setprecision(Y)<<X;
int ceil2(int a,int b){if(a%b==0){return a/b;}else{return a/b+1;}}
int pow2(int a,int b){int r=1;for(int i=1;i<=b;i++){r*=a;}return r;}
int Log2(int a){int t=0;while(1){if(a==0||a==1){break;}a/=2;t++;}return t;}

int N;
string S;
int A[500010];
int B[500010];

signed main(){
	cin>>S;
	int N=S.size();
	int cnt=0,cnt2=0;
	A[0]=0;
	DEB2(A[0])
	for(int i=1;i<=N;i++){
		if(S[i-1]=='<'){
			cnt++;
		}
		else{
			cnt=0;
		}
		A[i]=cnt;
		DEBac2(A[i])
	}
	END
	B[N]=0;
	for(int i=N-1;0<=i;i--){
		if(S[i]=='>'){
			cnt2++;
		}
		else{
			cnt2=0;
		}
		B[i]=cnt2;
	}
	int ans=0;
	for(int i=0;i<=N;i++){
		ans+=max(A[i],B[i]);
		DEB2(B[i])
	}
	cout<<ans<<endl;
	return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:69:17: error: 'DEBac2' was not declared in this scope; did you mean 'DEB2'?
   69 |                 DEBac2(A[i])
      |                 ^~~~~~
      |                 DEB2
Language: Java

import java.util.*;
import java.lang.*;
public class Main{
	public static void main(String[] args){
		Scanner sc = new Scanner(System.in);

		String S = sc.next();
		int N = S.length();
		int[] count = new int[N];
		int a = 0;
		for( int i=0; i<N; i++ ){
			char cc = S.charAt(i);
			if( cc=='<' ){
				count[a]++;
				if( i<=N-2 && S.charAt(i+1)!=cc ){
					a++;
				}
			}else{
				count[a] += -1;
				if( i<=N-2 && S.charAt(i+1)!=cc ){
					a++;
				}
			}
		}
		int start=0,end=0,ans=0;
		for( int i=0; i<a-1; i++ ){
			if( count[i]>0 && count[i+1]<0 ){
				if( i==0 ){
					start = 1;
				}
				if( i==a-2 ){
					end = 1;
				}
				ans += Math.max( count[i] , Math.abs(count[i+1]) ) + Math.min( count[i] , Math.abs(count[i+1]) ) - 1;
			}
		}
		if( start==0 ){
			ans += Math.abs(count[0]);
		}
		if( end==0 ){
			ans += count[a-1]
		}
		System.out.println(ans);
	}
}


Compiler output:
Main.java:41: error: ';' expected
			ans += count[a-1]
			                 ^
1 error
Language: C++

#include <iostream>
#include <algorithm>
#include <vector>
using namespace std;
int main(void) {
	string s; cin >> s;
	int n = s.size();
	vector<int> arr(n + 1, 0);
	for (int i = 0; i < n - 1; ++i) {
		if (s[i] == '<')
			arr[i + 1] = max(arr[i + 1], arr[i] + 1);
	}
	for (int i = n - 1; i > 0; --i) {
		if (s[i] == '>')
			arr[i] = max(arr[i], arr[i + 1] + 1);
	}
	int ans = accumulate(arr.begin(), arr.end(), 0);
	cout << ans << endl;
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:17:19: error: 'accumulate' was not declared in this scope
   17 |         int ans = accumulate(arr.begin(), arr.end(), 0);
      |                   ^~~~~~~~~~
Language: C++

#include<bits/stdc++.h>
using namespace std;
#define rep(i,j,n) for(int i=(int)(j);i<(int)(n);i++)
#define REP(i,j,n) for(int i=(int)(j);i<=(int)(n);i++)
#define MOD 1000000007
#define int long long
#define ALL(a) (a).begin(),(a).end()
#define vi vector<int>
#define vii vector<vi>
#define pii pair<int,int>
#define tii tuple<int,int,int>
signed main(){
  int ans=0,count=1;
  string S;
  cin>>S;
  char memory=S[0];
  rep(i,1,S.size()){
    if(S[i]==memory)
      count++;
    else{
      ans=max(count,ans);
      count=1;
      }
    }
  ans=max(ans,count);
  count<<ans<<endl;
  }

Compiler output:
a.cc: In function 'int main()':
a.cc:26:13: error: invalid operands of types 'long long int' and '<unresolved overloaded function type>' to binary 'operator<<'
   26 |   count<<ans<<endl;
      |   ~~~~~~~~~~^~~~~~
Language: C++

#include<bits/stdc++.h>
using namespace std;
#define rep(i,j,n) for(int i=(int)(j);i<(int)(n);i++)
#define REP(i,j,n) for(int i=(int)(j);i<=(int)(n);i++)
#define MOD 1000000007
#define int long long
#define ALL(a) (a).begin(),(a).end()
#define vi vector<int>
#define vii vector<vi>
#define pii pair<int,int>
#define tii tuple<int,int,int>
signed main(){
  int ans=0,count=1;
  string S;
  cin>>S;
  char memory=S[0];
  rep(i,1,N){
    if(S[i]==memory)
      count++;
    else{
      ans=max(count,ans);
      count=1;
      }
    }
  ans=max(ans,count);
  count<<ans<<endl;
  }

Compiler output:
a.cc: In function 'int main()':
a.cc:17:11: error: 'N' was not declared in this scope
   17 |   rep(i,1,N){
      |           ^
a.cc:3:47: note: in definition of macro 'rep'
    3 | #define rep(i,j,n) for(int i=(int)(j);i<(int)(n);i++)
      |                                               ^
a.cc:26:13: error: invalid operands of types 'long long int' and '<unresolved overloaded function type>' to binary 'operator<<'
   26 |   count<<ans<<endl;
      |   ~~~~~~~~~~^~~~~~
Language: C++

#include "bits/stdc++.h"
using namespace std;
#define INF 1e9
#define rep(i, n) for(int i=0;i<n;i++)
#define ALL(x) (x).begin(), (x).end()  //昇順
#define RALL(x) (x).rbegin(), (x).rend() // 降順
#define gnr(i,a,b) for(int i=int(b)-1;i>=int(a);i--)
#define per(i,b) gnr(i,0,b)
const long long mod = 1e9+7;
typedef priority_queue<int> PQ;
typedef vector<long long> VL;
typedef vector<bool> VB;
typedef vector<int> VI;  // VI a(n);
typedef vector<string> VS;  
typedef vector<char> VC; 
typedef vector<VS> VSS;
typedef vector<VC> VCC;    
typedef vector<VI> VII;   // VII a(n,vector<int>(m)) n * m 
typedef vector<VL> VLL;
typedef pair<int, int> PII;
typedef map<int, int> MP;   //MP a;
typedef vector<pair<int, int> > PS;
typedef long long ll;  //ll とdoubleは違う
template <class T>  // chmax(max, a);
bool chmax(T &a, T b){
    if (a < b){ a = b;return 1;}
    return 0;
}
template <class T> //chmin(min,a)
bool chmin(T &a, T b){
    if (b < a){ a = b; return 1;}
    return 0;
}
template<typename T>   // operator << (cout,a);
ostream& operator << (ostream& os, vector<T>& v) {
    os << "{";
    rep(i, (int)v.size()) { os << v[i] << (i < v.size() - 1 ? ", " : ""); }
    os << "}";
    return os;
}
   
// g++ -std=c++11 prac.cpp
ll Max=-1e9,Min=1e9+1;

int main(){
    int b,d,x,y=0,z,m,k,w,l_sum=0,r_sum=0,ans=0;
    string t;
    bool count=true,ok=true;
    cin.tie(0);
	ios::sync_with_stdio(0);
	cout<<fixed<<setprecision(20);
	
	string s;cin>>s;
	int n=s.size()+1;
	VI a(n);
	rep(i,n-1)
		if(s[i]=='<')
			chmax(a[i+1],a[i]+1);
	per(i,n-1)
		if(s[i]=='>')
			chmax(a[i],a[i+1]+1);
	cout<<accumulate(all(a),int(0))<<endl;
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:62:26: error: 'all' was not declared in this scope; did you mean 'std::filesystem::perms::all'?
   62 |         cout<<accumulate(all(a),int(0))<<endl;
      |                          ^~~
      |                          std::filesystem::perms::all
In file included from /usr/include/c++/14/filesystem:51,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:200,
                 from a.cc:1:
/usr/include/c++/14/bits/fs_fwd.h:158:7: note: 'std::filesystem::perms::all' declared here
  158 |       all               =  0777,
      |       ^~~
Language: C++

#include <iostream>
#include <algorithm>
#include <vector>
#include <utility>
#include <string>
#include <map>
using namespace std;

const long long int INF=1e9;

long long int calculate_normal(int i, string& S, vector<long long int>& A){
	if(A[i]!=INF){
		return A[i];
	}
	if(S[i]=='>'){
		if(A[i+1]==0){
			return 1;
		}
		else{
			return 1+calculate_normal(i+1,S,A);
		}
	}
	if(S[i-1]=='<'){
		if(A[i-1]==0){
			return 1;
		}
		else{
			return 1+calculate_normal(i-1,S,A);
		}
	}
	return 0;
}

long long int calculate_peak(int i, string& S, vector<long long int>& A){
	return max(A[i-1]+1,A[i+1]+1);
}

int main(){
	string S;
	cin>>S;
	unsigned int i;
	//map<int,int>Normals;
	vector<int>Normals;
	//map<int,int>Peaks;
	vector<int>Peaks;
	unsigned int n=S.size();
	vector<long long int>A(n+1,INF);
	for(i=0;i<n+1;i++){
		/*if(i==0&&S[i]=='<'){
			A[i]=0;
		}
		else if(S[i-1]=='>'&&S[i]=='<'){
			A[i]=0;
		}
		else if(i==n&&S[i-1]=='>'){
			A[i]=0;
		}
		else if((i==n&&S[i-1]=='<')||(i==0&&S[i]=='>')){
			Normals.push_back(i);
		}
		else if(S[i-1]==S[i]){
			Normals.push_back(i);
		}
		else{
			Peaks.push_back(i);
		}*/
		
		if(i==0){
			if(S[i]=='<'){
				A[i]=0;
			}
			else{
				Normals.push_back(i);
			}
		}
		else if(i==n){
			if(S[i-1]=='>'){
				A[i]=0;
			}
			else{
				Normals.push_back(i);
			}
		}
		else{
			if(S[i-1]=='>'&&S[i]=='<'){
				A[i]=0;
			}
			else if(S[i-1]==S[i]){
				Normals.push_back(i);
			}
			else{
				Peaks.push_back(i);
			}
		}
	}
	//cout<<Normals.size()<<" Normals and "<<Peaks.size()<<" Peaks\n";
	for(i=0;i<Normals.size();i++){
		A[Normals[i]]=calculate_normal(Normals[i],S,A);
		sum+=A[Normals[i]];
	}
	for(i=0;i<Peaks.size();i++){
		A[Peaks[i]]=calculate_peak(Peaks[i],S,A);
		sum+=A[Normals[i]];
	}
	long long int sum=0;
	/*for(i=0;i<A.size();i++){
		//cout<<A[i]<<" ";
		sum+=A[i];
	}*/
	//cout<<"\n";
	cout<<sum;
	return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:99:17: error: 'sum' was not declared in this scope
   99 |                 sum+=A[Normals[i]];
      |                 ^~~
a.cc:103:17: error: 'sum' was not declared in this scope
  103 |                 sum+=A[Normals[i]];
      |                 ^~~
Language: C++

#include <iostream>
#include <numeric>
#include <string>

int main() {
  std::string s;
  std::getline(std::cin, s);
  int len = s.size();
  int i = 0;
  int sum = 0;
  do {
    int gt = 0, lt = 0;
    while (a[i] == '<' && i < len) {
      gt++;
      i++;
    }
    while (a[i] == '>' && i < len) {
      lt++;
      i++;
    }
    sum += (gt == 0) ? 0 : (gt >= lt) ? (gt * (gt + 1)) / 2 : ((gt - 1) * gt) / 2;
    sum += (lt == 0) ? 0 : (gt <  lt) ? (lt * (lt + 1)) / 2 : ((lt - 1) * lt) / 2;
  } while (i < len);
  
  sum = std::accumulate(a, a.size(), 0);
  std::cout << sum << std::endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:13:12: error: 'a' was not declared in this scope
   13 |     while (a[i] == '<' && i < len) {
      |            ^
a.cc:17:12: error: 'a' was not declared in this scope
   17 |     while (a[i] == '>' && i < len) {
      |            ^
a.cc:25:25: error: 'a' was not declared in this scope
   25 |   sum = std::accumulate(a, a.size(), 0);
      |                         ^
Language: C++

/**
 * Author: Martin Leshko (leshko.martin@gmail.com)
 */

#include <bits/stdc++.h>
#define F0R(i, n) for (int i = 0; i < (int)(n); i++)
#define FOR(i, n) for (int i = 1; i <= (int)(n); i++)
#define trav(i, a) for (auto& i: a)
#define sz(x) (int)x.size()
#define psb push_back
template<class T> void re(T& x) { std::cin >> x; }
template<class T, class... Ts> void re(T& t, Ts&... ts) { re(t); re(ts...); }
void pr(int x) { std::cout << x; }
void pr(long long x) { std::cout << x; }
void pr(float x) { std::cout << x; }
void pr(double x) { std::cout << x; }
void pr(char x) { std::cout << x; }
void pr(const char* x) { std::cout << x; }
void pr(const std::string& x) { std::cout << x; }
template<class T> void pr(const T& x);
template<class T, class... Ts> void pr(const T& t, const Ts&... ts) {  pr(t); pr(ts...); }
void ps() { std::cout << "\n"; }

using namespace std;
using ll = long long;
using vi = vector<int>;

const int N = 100001;

int main() {
  string s; re(s);
  vector<int> ans(sz(s)+1,0);
  F0R(i, sz(s)) if (s[i] == '<') {
    ans[i+1] = ans[i]+1;
  }
  for (int i = sz(s)-1; i >= 0; i--) if (s[i] == '>') {
    ans[i] = max(ans[i], ans[i+1]+1);
  }
  ll sum = 0;
  F0R(i,n+1) sum += a[i];
  pr(sum);
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:40:9: error: 'n' was not declared in this scope
   40 |   F0R(i,n+1) sum += a[i];
      |         ^
a.cc:6:45: note: in definition of macro 'F0R'
    6 | #define F0R(i, n) for (int i = 0; i < (int)(n); i++)
      |                                             ^
a.cc:40:21: error: 'a' was not declared in this scope
   40 |   F0R(i,n+1) sum += a[i];
      |                     ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
#define ll long long
int main()
{
  ll N;
  string s;
  cin>>s;
  ll N=s.size();
  ll ar[N]={};
  ar[0]=1000000;
  ll mi=ar[0];
  for(ll i=1;i<N;i++)
  {
   	if(s[i-1]=='>')
      ar[i]=ar[i-1]-1;
    else
      ar[i]=ar[i-1]+1;
    mi=min(mi,ar[i]);
  }
  ll sum=0;
  for(ll i=0;i<N;i++)
  {
    sum+=(ar[i]-mi);
  }
  cout<<sum<<endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:9:6: error: redeclaration of 'long long int N'
    9 |   ll N=s.size();
      |      ^
a.cc:6:6: note: 'long long int N' previously declared here
    6 |   ll N;
      |      ^
Language: C++

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

int main() {
  string s;
  cin >> s;
  vector<int> v;
  int a = 1;
  if(s.at(0) == '>') v.push_back(0);
  for(int i = 1; i < s.size(); ++i){
    if(s.at(i-1) == s.at(i)) ++a;
    else{
      v.push_back(a);
      a = 1;
    }
  }
  v.pushback(a);
  long long r = v.at(0);
  for(int i = 0; i < v.size(); i += 2){
    if(i + 1 < v.size())
      r += v.at(i)*(v.at(i)-1)/2 + v.at(i+1)*(v.at(i+1)-1)/2 + max(v.at(i), v.at(i+1));
    else r += v.at(i)*(v.at(i)-1)/2;
  }
  cout << r << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:17:5: error: 'class std::vector<int>' has no member named 'pushback'; did you mean 'push_back'?
   17 |   v.pushback(a);
      |     ^~~~~~~~
      |     push_back
Language: C++

#include <bits/stdc++.h>
#define int long long
#define pb push_back

using namespace std;

int main(){
	string s;
	cin >> s;
	int ans = 0, a=1;
	char prev=s[0];
	bool par=(s[0] == '<');
	vector<int> v;
	for(int i = 1; i<=s.length(); i++){
		if(s[i] == prev) a++;
		else{
			v.pb(a);
			a=1;
		}
		prev = s[i];
	}
	for(int i=0; i<v.size(); i++){
		int x=v[i]-1;
		ans += x*(x+1)/2;
		if(par){
			ans += max(v[i],v[i+1]);
		}else{
		}
		par = 1-par;
	}
	cout << ans;
}


Compiler output:
cc1plus: error: '::main' must return 'int'
Language: C++

int main() {
	string s;
	cin>>s;
	vector<int> arr(s.size()+1,-1);
	int j = s.size(),num;
	for(int i=s.size()-1;i>=0;i--,j--){
		if(s[i]=='>'){
		num=0;
		while(i>=0 && s[i]=='>')
		{
			arr[j]=num;
			num++;
			i--;
			j--;
		}
		arr[j]=num;
		}
	}
	j=0;
	// for(int i=0;i<arr.size();i++)
	// 	cout<<arr[i]<<" ";
	// cout<<endl;
	for(int i=0;i<s.size();i++,j++){
		num=0;
		if(s[i]=='<'){
			while(i<s.size() && s[i]=='<')
		{
			arr[j]= max(num,arr[j]);
			num++;
			i++;
			j++;
		}
		arr[j]=max(num,arr[j]);
		}
		
	}
	long long sum=0;
	for(int i=0;i<arr.size();i++)
		sum+=arr[i];
	cout<<sum<<endl;
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:2:9: error: 'string' was not declared in this scope
    2 |         string s;
      |         ^~~~~~
a.cc:3:9: error: 'cin' was not declared in this scope
    3 |         cin>>s;
      |         ^~~
a.cc:3:14: error: 's' was not declared in this scope
    3 |         cin>>s;
      |              ^
a.cc:4:9: error: 'vector' was not declared in this scope
    4 |         vector<int> arr(s.size()+1,-1);
      |         ^~~~~~
a.cc:4:16: error: expected primary-expression before 'int'
    4 |         vector<int> arr(s.size()+1,-1);
      |                ^~~
a.cc:8:17: error: 'num' was not declared in this scope; did you mean 'enum'?
    8 |                 num=0;
      |                 ^~~
      |                 enum
a.cc:11:25: error: 'arr' was not declared in this scope
   11 |                         arr[j]=num;
      |                         ^~~
a.cc:16:17: error: 'arr' was not declared in this scope
   16 |                 arr[j]=num;
      |                 ^~~
a.cc:24:17: error: 'num' was not declared in this scope; did you mean 'enum'?
   24 |                 num=0;
      |                 ^~~
      |                 enum
a.cc:28:25: error: 'arr' was not declared in this scope
   28 |                         arr[j]= max(num,arr[j]);
      |                         ^~~
a.cc:28:33: error: 'max' was not declared in this scope
   28 |                         arr[j]= max(num,arr[j]);
      |                                 ^~~
a.cc:33:17: error: 'arr' was not declared in this scope
   33 |                 arr[j]=max(num,arr[j]);
      |                 ^~~
a.cc:33:24: error: 'max' was not declared in this scope
   33 |                 arr[j]=max(num,arr[j]);
      |                        ^~~
a.cc:38:23: error: 'arr' was not declared in this scope
   38 |         for(int i=0;i<arr.size();i++)
      |                       ^~~
a.cc:40:9: error: 'cout' was not declared in this scope
   40 |         cout<<sum<<endl;
      |         ^~~~
a.cc:40:20: error: 'endl' was not declared in this scope
   40 |         cout<<sum<<endl;
      |                    ^~~~
Language: Java

import java.util.*;

public class Main{
  public static void main(String[] args) {
    Scanner sc = new Scanner(Sustem.in);
    String S = sc.next();
    int minH = 0;
    int h = 0;
    long sum = 0;
    for (int i = 0; i < S.length(); i++) {
      if (S.charAt(i) == '<') {
        h++;
        sum += h;
      } else {
        h--;
        sum += h;
        minH = Math.min(minH, h);
      }
    }
    System.out.println(sum-minH*(S.length()+1));
  }
}

Compiler output:
Main.java:5: error: cannot find symbol
    Scanner sc = new Scanner(Sustem.in);
                             ^
  symbol:   variable Sustem
  location: class Main
1 error
Language: C++

#include<stdio.h>
#include<stdlib.h>
#include<iostream>
#include<string>
#include<algorithm>
#include<vector> 
#include<limits>
#include<numeric>
#include<type_traits>
#include<math.h>
#include<fstream>
#include<set>
#include<queue>
using namespace std;
typedef long long ll;

#define rep(i, n) for(int i = 0; i < (int)(n); i++)
#define repi(i,a,b) for(int i = (int)(a); i < (int)(b); i++)
#define out(str) cout << str << endl
#define ALL(a) (a).begin(),(a).end()
#define INF (1<<29)

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

String S;
int maxi=0,mini=0,now=0;

int main(){
    cin>>S;
    rep(i,S.size()){
        if(S[i]=='<')now++;
        else now--;
        maxi=max(maxi,now);
        mini=min(mini,now);
    }
    out(maxi-mini+1);

    
    
}


Compiler output:
a.cc:26:1: error: 'String' does not name a type
   26 | String S;
      | ^~~~~~
a.cc: In function 'int main()':
a.cc:30:10: error: 'S' was not declared in this scope
   30 |     cin>>S;
      |          ^
Language: C++

#include <iostream>
#include <numeric>
#include <vector>
using namespace std;
// >><>><
// 2>1>0<2>1>0<1
// 2>1>0<1>0<1<2
//
#define int long long
int main(){
  string s;
  cin >> s;
  int n = s.size()+1;
//  int *a;
//  a = (int *)malloc(n*sizeof(int));
  int a[n];
  //vector<int> a(n,0);

  int cnt=0;
  for(int i=0; i<n;i++){
    if(s[i] == '<'){
      a[i] = cnt;
      cnt++;
    }else{
      a[i]=cnt;
      cnt=0;
    }
  }
  cnt=0;
  for(int i=n-1;i>=0;i--){
    if(s[i] == '>'){
      cnt++;
      a[i] = max(a[i],cnt);
    }else{
      cnt =0;
      a[i] = max(a[i],cnt);
    }
  }
  int ans=0;
  for(int i=0; i< n; i++){
    ans += a[i];
  //  cout << a[i] << s[i] << " ";
  }
  //cout << "\n" << ans << endl;
  cout << ans;
  return 0;


}


Compiler output:
cc1plus: error: '::main' must return 'int'