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

#include <iostream>
#include <algorithm>
#include <cmath>
#include <stdio.h>
#include <stdlib.h>
#include <vector>
#include <map>
#include <queue>
#include <windows.h>
#include <set>
#include <string>
#include <string.h>
#include <stack>
#define Endl endl
#define mp make_pair
#define ll long long 
#define pii pair<int,int>
#define pll pair<ll,ll>
#define over(A) {cout<<A<<endl;exit(0);}
#define all(A) A.begin(),A.end()
#define ceil(a,b) ((a-1)/b+1)
#define srand() mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
#define rand(l,r) uniform_int_distribution<int>(l,r)(rng)
typedef unsigned long long ull;
const int inf=1039074182;
using namespace std;
int n;
int h[105];
int res=1;
vector <pair<pair<int,int>,int> >vec;
int dp[105][105][2];

namespace combinatorics
{
	int mod=1e9+7;
	inline int add(int a,int b)
	{
		return (a+b)%mod;
	}
	inline int minus(int a,int b)
	{
		return (a-b+mod)%mod;
	}
	inline int mutiply(int a,int b)
	{
		return (1LL*a*b)%mod;
	}
	inline int fastpow(int basic,int x)
	{
		int res=1;
		while(x)
		{
			if(x&1)	res=mutiply(res,basic);
			basic=mutiply(basic,basic);
			x>>=1;
		}
		return res;
	}
	inline int inv(int x)
	{
		return fastpow(x,mod-2);
	}
};
using namespace combinatorics;

inline void solve(int l,int r)
{
//	cout<<l<<' '<<r<<endl;
//	Sleep(1000);
	if(l==r) return;
	int mi=inf,ma=inf;
	for(int i=l;i<r;i++)
	{
		mi=min(mi,h[i]);
	}
	vec.push_back({{l,r},mi-(l==0 && r==n)});
	for(int i=l;i<r;i++)
	{
		h[i]-=mi;
	}
	int last=l;
	for(int i=l;i<=r;i++)
	{
		if(h[i]==0) solve(last,i),last=i+1;
	}
}

inline int way(int l,int r)
{
	int res=0;
	for(auto x:vec)
	{
		if(l<=x.first.first && r>=x.first.second) res=add(res,x.second);
	}
	return fastpow(2,res);
}

int main()
{
	cin>>n;
	for(int i=0;i<n;i++)
	{
		cin>>h[i];
	}
	solve(0,n);
//	for(auto x:vec)
//	{
//		printf("From %d to %d, having %d floors.\n",x.first.first+1,x.first.second,x.second);
//	}
	dp[0][1][0]=1;
	dp[0][1][1]=1;
	for(int i=0;i<n-1;i++)
	{
		for(int j=1;j<=i+1;j++)
		{
			for(int k=0;k<2;k++)
			{
				dp[i+1][j+1][k]=add(dp[i+1][j+1][k],dp[i][j][k]);
				dp[i+1][1][!k]=add(dp[i+1][1][!k],mutiply(dp[i][j][k],way(i-j+1,i+1)));
			}
		}
	}
	int res=0;
	for(int i=1;i<=n;i++)
	{
		dp[n-1][i][0]=mutiply(dp[n-1][i][0],way(n-i,n));
		dp[n-1][i][1]=mutiply(dp[n-1][i][1],way(n-i,n));
		res=add(res,add(dp[n-1][i][0],dp[n-1][i][1]));
	}
	cout<<res<<endl;
	return 0;
}

Compiler output:
a.cc:9:10: fatal error: windows.h: No such file or directory
    9 | #include <windows.h>
      |          ^~~~~~~~~~~
compilation terminated.
Language: C++

#include<iostream>
#include<algorithm>
#include<vector>
#include<queue>
#include<set>
#include<unordered_map>
#define lol(i,n) for(ll i=0;i<n;i++)
#define mod 1000000007
typedef long long ll;

using namespace std;
ll po(ll x){
    ll res=1;
    for(ll y=2;x;x>>=1,y=y*y%mod){
	if(x&1)res=res*y%mod;
    }
    return res;
}
ll mo(ll x){
    x%=mod;
    if(x<0)x+=mod;
    return x;
}
typedef pair<ll,ll> P;
#define N 110
vector<ll> v[N];
ll n,f[N],g[N],l[N],r[N],w[N],u[N],h[N],m;
ll ans;
void func(ll x){
    ll len=r[x]-l[x]-1;
    if(len==1){
	mul(ans,po(w[x]));
	f[x]=g[x]=0;
	return;
    }
    ll fm=1,gm=1,sum=0;
    for(auto c:v[x]){
	func(c);
	if(r[c]-l[c]-1==1)continue;
	sum+=r[c]-l[c]-1;
	fm=mo(fm*f[c]);
	gm=mo(gm*(2*f[c]+g[c]));
    }
    if(sum==0){
	f[x]=mo(po(w[x]));
	g[x]=mo(po(len)-2);
	return;
    }
    f[x]=mo(fm*po(w[x]));
    g[x]=mo(gm*po(len-sum));
    g[x]=mo(g[x]-2*fm);
}
int main(){
    cin>>n;
    if(n==1){
	cin>>n;
	cout<<po(n)<<endl;
	return 0;
    }
    lol(i,n)cin>>h[i];
    unordered_map<ll,vector<ll> >mas;
    lol(i,n){
	mas[h[i]].push_back(i);
    }
    sort(h,h+n);
    set<ll> st; st.insert(-1); st.insert(n);
    m=1,l[0]=-1,r[0]=n,w[0]=u[0]=h[0];
    lol(i,n){
	if(i&&h[i-1]==h[i])continue;
	for(auto x:mas[h[i]]){
	    auto il=st.lower_bound(x); il--;
	    ll L=*il;
	    auto ir=st.upper_bound(x);
	    ll R=*ir;
	    if(l[m-1]==L&&r[m-1]==R)continue;
	    l[m]=L,r[m]=R,u[m]=w[m]=h[i],m++;
	}
	for(auto x:mas[h[i]])st.insert(x);
    }
    lol(i,m){
	for(ll j=i-1;~j;j--){
	    if(l[j]<=l[i]&&r[i]<=r[j]){
		v[j].push_back(i);
		w[i]=u[i]-u[j];
		break;
	    }
	}
    }
    ans=1;
    func(0);
    cout<<mo(ans*(f[0]+g[0]))<<endl;
    return 0;
}


Compiler output:
a.cc: In function 'void func(ll)':
a.cc:32:9: error: 'mul' was not declared in this scope
   32 |         mul(ans,po(w[x]));
      |         ^~~
Language: C++

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

using ll = long long;

int N;
int H[105];
ll mo=1000000007;

ll modpow(ll a, ll n = mo-2) {
	ll r=1;a%=mo;
	while(n) r=r*((n%2)?a:1)%mo,a=a*a%mo,n>>=1;
	return r;
}

pair<ll,ll> hoge(int L,int R,int v) {
	ll dp1=1,dp2=1;
	int i,j;
	
	if(L>R) return {0,0};
	
	int mi=1<<30;
	for(i=L;i<=R;i++) mi=min(mi,H[i]);
	int W=R-L+1;
	for(i=L;i<=R;i++) if(mi!=H[i]) W--;
	
	int pre=L-1;
	for(i=L;i<=R;i++) {
		if(mi==H[i]) {
			auto r=hoge(pre+1,i-1,mi);
			if(r.first>0) {
				(dp1*=r.first)%=mo;
				(dp2*=r.first+r.second)%=mo;
			}
			
			pre=i;
		}
	}
	auto r=hoge(pre+1,R,mi);
	if(r.first > 0) {
		(dp1*=r.first)%=mo;
		(dp2*=r.first+r.second)%=mo;
	}
j
	(dp2=dp2*modpow(2,W)+(modpow(2,mi-v)+mo-2)*dp1)%=mo;
	(dp1*=modpow(2,mi-v))%=mo;
	
	return {dp1,dp2};
}

void solve() {
	int i,j,k,l,r,x,y; string s;
	
	cin>>N;
	for(i=1;i<=N;i++) cin>>H[i];
	cout<<hoge(1,N,0).second<<endl;
}

int main()
{
        solve();
}

Compiler output:
a.cc: In function 'std::pair<long long int, long long int> hoge(int, int, int)':
a.cc:45:9: error: 'j' cannot be used as a function
   44 | j
      | ~        
   45 |         (dp2=dp2*modpow(2,W)+(modpow(2,mi-v)+mo-2)*dp1)%=mo;
      |         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Language: C++

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

using ll = long long;

int N;
int H[105];
ll mo=1000000007;

ll modpow(ll a, ll n = mo-2) {
	ll r=1;a%=mo;
	while(n) r=r*((n%2)?a:1)%mo,a=a*a%mo,n>>=1;
	return r;
}

pair<ll,ll> hoge(int L,int R,int v) {
	ll dp1=1,dp2=1;
	int i;
	
	if(L>R) return {0,0};
	
	int mi=1<<30;
	for(i=L;i<=R;i++) mi=min(mi,H[i]);
	int W=R-L+1;
	for(i=L;i<=R;i++) if(mi!=H[i]) W--;
	
	int pre=L-1;
	for(i=L;i<=R;i++) {
		if(mi==H[i]) {
			auto r=hoge(pre+1,i-1,mi);
			if(r.first>0) {
				(dp1*=r.first)%=mo;
				(dp2*=r.first+r.second)%=mo;
			}
			
			pre=i;
		}
	}
	auto r=hoge(pre+1,R,mi);
	if(r.first > 0) {
		(dp1*=r.first)%=mo;
		(dp2*=r.first+r.second)%=mo;
	}
j
	(dp2=dp2*modpow(2,W)+(modpow(2,mi-v)+mo-2)*dp1)%=mo;
	(dp1*=modpow(2,mi-v))%=mo;
	
	return {dp1,dp2};
}

void solve() {
	int i,j,k,l,r,x,y; string s;
	
	cin>>N;
	for(i=1;i<=N;i++) cin>>H[i];
	cout<<hoge(1,N,0).second<<endl;
}

int main()
{
        solve();
}

Compiler output:
a.cc: In function 'std::pair<long long int, long long int> hoge(int, int, int)':
a.cc:44:1: error: 'j' was not declared in this scope
   44 | j
      | ^
Language: C++

#include <bits/stdc++.h>
#include <windows.h>
using namespace std;
typedef long long LL;
const int mod = 1e9 + 7, MAX = 110;
int n, h[MAX], pw[MAX];
inline int add(int a, int b) {
	return a + b >= mod ? a + b - mod : a + b;
}
inline int sub(int a, int b) {
	return a >= b ? a - b : a - b + mod;
}
inline int mul(int a, int b) {
	return LL(a) * b % mod;
}
int pm(int a, LL b) {
	if (b == 0) return 1;
	if (b & 1) return mul(a, pm(a, b - 1));
	return pm(mul(a, a), b / 2);
}
pair<int, int> solve(int a, int b, int s) {
	if (b - a == 1) {
		int w = pm(2, h[a] - s);
		return make_pair(w, w);
	}
	int m = *min_element(h + a, h + b);
	vector <pair<int, int> > v;
	int i = a;
	while (i < b) {
		int j = i;
    	while (j < b && (h[i] == m) == (h[j] == m))
			j ++;
    	v.push_back(make_pair(i, j));
    	i = j;
	} 
	int fT = 1, fA = 2;
  	for (int i = 0; i < v.size(); i ++) {
		pair<int, int> p = v[i];
	    int x = p.first, y = p.second;
	    if (h[x] != m) {
	    	pair <int,int> g = solve(x, y, m);
	    	fT = mul(fT, add(g.first, g.second));
	    	fA = mul(fA, g.first);
	    } else {
	    	fT = mul(fT, pw[y - x]);
	    }
	}
	fT = sub(fT, fA);
	fA = mul(fA, pm(2, m - s - 1));
	fT = add(fT, fA);
	return make_pair(fA, fT);
}
int main(void) {
	cin >> n;
	//DWORD start_time = GetTickCount();
	for (int i = 0; i < n; i ++)
		cin >> h[i];
	pw[0] = 1;
	for (int i = 0; i < n; i ++)
		pw[i + 1] = mul(pw[i], 2);
	pair <int, int> g = solve(0, n, 0);
	cout << g.second << endl;
	//DWORD end_time = GetTickCount();
	//cout << "Time costed : " << (end_time - start_time)  << ".ms" << endl;
	return 0;
}

Compiler output:
a.cc:2:10: fatal error: windows.h: No such file or directory
    2 | #include <windows.h>
      |          ^~~~~~~~~~~
compilation terminated.
Language: C++

#include<bits/stdc++.h>
#define For(i,j,k) for (int i=(int)(j);i<=(int)(k);i++)
#define Rep(i,j,k) for (int i=(int)(j);i>=(int)(k);i--)
#define CLR(a,v) memset(a,v,sizeof(a))
using namespace std;

const int mo=1000000007;
int power(int x,ll y){
	int s=1;
	for (;y;y/=2,x=1ll*x*x%mo)
		if (y&1) s=1ll*s*x%mo;
	return s;
}
const int N=105;
int a[N],mn[N][N];
int fxor[N][N];
int pre[N][N];
int suf[N][N];
int mx[N],g[N],n;
int main(){
	scanf("%d",&n); n++;
	For(i,2,n) scanf("%d",&a[i]);
	a[0]=a[1]=a[n+1]=a[n+2]=1;
	For(i,0,n+2) mn[i][i]=i;
	For(l,0,n+2) For(r,l+1,n+2)
		mn[l][r]=(a[r]<a[mn[l][r-1]]?r:mn[l][r-1]);
	For(i,1,n+2) fxor[i][i-1]=1;
	Rep(l,n+1,1) For(r,l,n+1){
		int dn=max(a[l-1],a[r+1]),md=mn[l][r];
		if (a[md]>=dn) fxor[l][r]=1ll*power(2,a[md]-dn)*fxor[l][md-1]%mo*fxor[md+1][r]%mo;
	}
	For(l,0,n+2){
		CLR(mx,0); mx[l]=a[l];
		For(i,l+1,n+2) mx[i]=min(a[i],mx[i-1]);
		int tmp=pre[l][l]=1,las=l;
		For(r,l+1,n+2){
			pre[l][r]=1ll*tmp*fxor[las+1][r-1]%mo;
			if (mx[r]>=a[r]) tmp=1ll*tmp*fxor[las+1][r-1]%mo,las=r;
		}
	}
	For(r,0,n+2){
		CLR(mx,0); mx[r]=a[r];
		Rep(i,r-1,0) mx[i]=min(a[i],mx[i+1]);
		int tmp=suf[r][r]=1,las=r;
		Rep(l,r-1,0){
			suf[l][r]=1ll*tmp*fxor[l+1][las-1]%mo;
			if (mx[l]>=a[l]) tmp=1ll*tmp*fxor[l+1][las-1]%mo,las=l;
		}
	}
	g[1]=1;
	For(i,2,n+2) For(j,1,i-1){
		int md=mn[j-1][i];
		UPD(g[i],1ll*g[j]*pre[j-1][md]%mo*suf[md][i]%mo);
	}
	printf("%d\n",1ll*g[n+2]*500000004ll%mo);
}

Compiler output:
a.cc:8:17: error: 'll' has not been declared
    8 | int power(int x,ll y){
      |                 ^~
a.cc: In function 'int main()':
a.cc:53:17: error: 'UPD' was not declared in this scope
   53 |                 UPD(g[i],1ll*g[j]*pre[j-1][md]%mo*suf[md][i]%mo);
      |                 ^~~
Language: C++

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

typedef pair<int,P> P1;
typedef pair<P,P> P2;
#define pu push
#define pb push_back
#define mp make_pair
#define eps 1e-7
#define INF 1000000000
#define mod 998244353
#define fi first
#define sc second
#define rep(i,x) for(int i=0;i<x;i++)
#define repn(i,x) for(int i=1;i<=x;i++)
#define SORT(x) sort(x.begin(),x.end())
#define ERASE(x) x.erase(unique(x.begin(),x.end()),x.end())
#define POSL(x,v) (lower_bound(x.begin(),x.end(),v)-x.begin())
#define POSU(x,v) (upper_bound(x.begin(),x.end(),v)-x.begin())
int n;
string str;
string ans;
vector<int>pos,a,b;
int A,B;
bool ok[6005];
string dp[3005];
void rec(){
	string ans = "";
	for(int i=0;i<=pos.size();i++){
	    if(i == pos.size() && !pos.empty()) break;
		vector<int>in;
		for(int j=i;j<pos.size();j++){
			in.pb(a[pos[j]]);
			in.pb(b[pos[j]]);
			assert(a[pos[j]]>b[pos[j]]);
		}
		SORT(in);
		string cur = "";
		for(int ii=0;ii<in.size();ii++){
			cur.pb(str[in[ii]]);
		}
		int nxt = 0;
		if(in.size()) nxt = in[in.size()-1]+1;
		while(nxt<2*n){
			int p = POSL(a,nxt);
			if(p == a.size()) break;
			assert(a[p]<b[p]);
			cur.pb('a'); cur.pb('b');
			nxt = b[p]+1;
		}
		if(ans<cur) ans = cur;
	}
	cout<<ans<<endl;
}
int main(){
	cin>>n;
	cin>>str;
	for(int i=0;i<2*n;i++){
		if(str[i] == 'a') a.pb(i);
		else b.pb(i);
	}
	assert(a.size()==b.size());
	for(int i=0;i<n;i++){
		if(a[i]>b[i]){
			pos.pb(i);
		}
		ok[i] = 1;
	}
	string ans = "";
	if(pos.empty()){
		rec(); return 0;
	}
	vector<int>vec;
	for(int i=0;i<pos.size();i++){
		vector<int>in;
		int pre = INF;
		int en = pos.size();
		en--;
		for(int j=i;j<pos.size();j++){
			if(pre < b[pos[j]]){
				en = j-1;
				break;
			}
			in.pb(a[pos[j]]);
			in.pb(b[pos[j]]);
			pre = a[pos[j]];
		}
		SORT(in);
		string cur = "";
		for(int ii=0;ii<in.size();ii++){
			cur.pb(str[in[ii]]);
		}
		if(dp[en] < cur)	{
			dp[en] = cur;
			vec.pb(en);
		}
	}
	ERASE(vec);
	string pre = "";
	for(int i=1;i<vec.size();i++){
		string S = vec[i];
		for(int j=0;j<i;j++) dp[vec[i]] = max(dp[vec[i]],dp[vec[j]]+S);
		int nxt = b[pos[vec[i]]]+1;
		string cur = dp[i];
		while(nxt<2*n){
			int p = POSL(a,nxt);
			if(p == a.size()) break;
			if(a[p]>b[p]) break;
			assert(a[p]<b[p]);
			cur.pb('a'); cur.pb('b');
			nxt = b[p]+1;
		}
		if(ans<cur) ans = cur;
	
	}
	cout<<ans<<endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:103:33: error: conversion from '__gnu_cxx::__alloc_traits<std::allocator<int>, int>::value_type' {aka 'int'} to non-scalar type 'std::string' {aka 'std::__cxx11::basic_string<char>'} requested
  103 |                 string S = vec[i];
      |                                 ^
Language: C++

#include<string>
#include<cstdio>
#include<iostream>
#include<vector>
#include<tuple>
#include<algorithm>
using namespace std;
#define ran 6200
int n,m;string s;
vector<int> A, B;
tuple<int, int, bool> a[ran];
pair<string, int> c[ran];
vector<string> dp[ran];
bool g[ran];
void upd(vector<string>&A,const vector<string>&B) {
	string a = "", b = "";
	for (auto c : A)a += c;
	for (auto c : B)b += c;
	if (a < b)A = B;
}
int main() {
	cin >> n >> s;
	m = s.length();
	for (int i = 0; i < m; i++) {
		if (s[i] == 'a')A.push_back(i);else
			B.push_back(i);
		c[i].second = -1;
	}
	for (int i = 0; i < n; i++) {
		if (A[i] < B[i])
			a[i] = make_tuple(A[i], B[i], false);
		else
			a[i] = make_tuple(B[i], A[i], true);
	}
	sort(a, a + n);
	for (int i = 0; i < n; i++) {
		if (!get<2>(a[i])) {
			c[get<0>(a[i])] = make_pair("ab", get<1>(a[i]) + 1);
		}
		else {
			memset(g, 0, sizeof(g));
			int L = get<0>(a[i]), R = get<1>(a[i]);
			for (int j = 0; j < n; j++){
				int x = get<0>(a[j]), y = get<1>(a[j]);
				if (x >= L && x <= R && get<2>(a[j])) {
					R = max(R, y);
					g[x] = g[y] = true;
				}
			}
			string cur = "";L = R = -1;
			for (int j = 0; j < m; j++)if (g[j]) {
				if (L == -1)L = j;
				R = j;
				cur += s[j];
			}
			c[L] = make_pair(cur, R + 1);
		}
	}
	dp[0].clear();
	for (int i = 0; i < m; i++){
		auto vs = dp[i];
		upd(dp[i + 1], dp[i]);
		if (c[i].second != -1) {
			while (vs.size() > 0 && vs.back() < c[i].first)
				vs.pop_back();
			vs.push_back(c[i].first);
			upd(dp[c[i].second], vs);
		}
	}
	string out = "";
	for (auto it : dp[m])
		out += it;
	puts(out.c_str());
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:41:25: error: 'memset' was not declared in this scope
   41 |                         memset(g, 0, sizeof(g));
      |                         ^~~~~~
a.cc:7:1: note: 'memset' is defined in header '<cstring>'; this is probably fixable by adding '#include <cstring>'
    6 | #include<algorithm>
  +++ |+#include <cstring>
    7 | using namespace std;
Language: C++

#include <iostream>
#include <cstdio>
#define ll long long
using namespace std;
inline int read()
{
	int x = 0, f = 1; char ch = getchar();
	while(ch < '0' || ch > '9') {if(ch == '-') f = -1; ch = getchar();}
	while(ch >= '0' && ch <= '9') {x = (x << 3) + (x << 1) + (ch ^ 48); ch = getchar();}
	return x * f;
}
const int N = 1e6 + 1000;
int a[N],sum[N],s[2];
int check(int x)
{
	int k = 0;
	for(int i = 2;i <= n;i += 2)
		if(sum[i - 1] - k >= x) k = min(sum[i],k); 
	return sum[n] - k >= x;
}
int main()
{
	n = read();
	for(int i = 1;i <= n;i ++) s[i & 1] += a[i] = read();
	if(n & 1 == 0) {cout << max(s[0],s[1]) << " " << min(s[0],s[1]); return 0;}
	else
	{
		for(int i = 1;i <= n;i ++) sum[i] = sum[i - 1] + (i & 1 ? a[i] : -a[i]);
		int l = 0,r = s[0] + s[1],mid,ans;
		while(l <= r)
		{
			mid = (l + r) >> 1;
			if(check(mid)) {ans = mid; l = mid + 1;}
			else r = mid - 1;
		}
		cout << s[0] + ans << " " << s[1] - ans;
	}
}

Compiler output:
a.cc: In function 'int check(int)':
a.cc:17:28: error: 'n' was not declared in this scope
   17 |         for(int i = 2;i <= n;i += 2)
      |                            ^
a.cc:19:20: error: 'n' was not declared in this scope
   19 |         return sum[n] - k >= x;
      |                    ^
a.cc: In function 'int main()':
a.cc:23:9: error: 'n' was not declared in this scope
   23 |         n = read();
      |         ^
Language: C++

#include<stdio.h>
#include<algorithm>
#define lowbit(x) ((x)&-(x))
using std::vector;
typedef long long ll;
const int N=3e5+5,M=3e6+5;
const ll inf=1ll<<40;
ll a[N],s[N],f[N],g[N],b[N];int n,m,rk[N];
template<class T>T abs(T x){return x<0?-x:x;}
template<class T>bool chkmax(T&a,T b){return a<b?a=b,true:false;}
template<class T>T min(T a,T b){return a<b?a:b;}
template<class T>T div2(T x){return (x-(x&1))/2;}
inline void init(){
	std::reverse(a+1,a+n+1);
	for(int i=1;i<=n;i++)s[i]=s[i-1]+((i&1)?-a[i]:a[i]);
}
struct node{
	node*c[2];
	int size;
	ll v1,v2,key,x1,x2;
	node();
	void pushup();
}Tnull,*null=&Tnull,pl[M],*rt[N];int pp;
node::node(){
	c[0]=c[1]=null;
	v1=v2=x1=x2=key=size=0;
}
void node::pushup(){
	size=c[0]->size+c[1]->size+1;
	x1=v1,x2=v2;
	if(c[0]!=null)chkmax(x1,c[0]->x1),chkmax(x2,c[0]->x2); 
	if(c[1]!=null)chkmax(x1,c[1]->x1),chkmax(x2,c[1]->x2);
}
void rot(node*&x,bool f){
	node*y=x->c[f];
	x->c[f]=y->c[f^1],y->c[f]=x;
	x->pushup(),x=y,x->pushup(); 
}
void insert(node*&x,node*y){
	if(x==null){
		x=y,x->c[0]=x->c[1]=null,x->pushup();
		return;
	}
	bool f=x->key<y->key;
	insert(x->c[f],y);
	if(x->c[f]->size>(x->size+1)*0.75)rot(x,f);else x->pushup();
}
ll ask(node*x,ll cut){
	//for <=cut, v1-cut
	//for >cut, v2+cut
	if(x==null)return -inf;
	ll res=-inf;
	if(x->key<=cut){
		chkmax(res,x->v1-cut);
		if(x->c[0]!=null)chkmax(res,x->c[0]->x1-cut);
		chkmax(res,ask(x->c[1],cut));
	}else{
		chkmax(res,x->v2+cut);
		if(x->c[1]!=null)chkmax(res,x->c[1]->x2+cut);
		chkmax(res,ask(x->c[0],cut));
	}
	return res;
}
inline void calc(ll*f){
	int i,x;
	for(m=0,i=1;i<=n;i++)b[++m]=s[i];
	std::sort(b+1,b+m+1),m=std::unique(b+1,b+m+1)-b-1;
	for(i=1;i<=n;i++)rk[i]=m-(std::lower_bound(b+1,b+m+1,s[i])-b)+1;
	pp=0;
	for(i=1;i<=m;i++)rt[i]=null;
	for(i=1;i<=n;i+=2){
		f[i]=abs(s[i]);
		for(x=rk[i]-1;x;x-=lowbit(x))chkmax(f[i],ask(rt[x],s[i]));
		if(i<n){
			for(x=rk[i+1];x<=m;x+=lowbit(x)){
				node*z=pl+(pp++);
				z->key=div2(2*s[i+1]+s[i]-f[i]);
				z->v1=2*s[i+1],z->v2=f[i]-s[i];
				insert(rt[x],z);
			}
		}
	}
}
int main(){
	int i;
	scanf("%d",&n);
	ll dif=0,sum=0;
	for(i=1;i<=n;i++)scanf("%lld",a+i),dif+=(i&1)?a[i]:-a[i],sum+=a[i];
	dif=abs(dif);
	if(n&1){
		std::reverse(a+1,a+n+1);
		init(),calc(f),init(),calc(g),init();
		std::reverse(g+1,g+n+1);
		for(i=2;i<n;i+=2)chkmax(dif,a[i]+min(s[i-1]+g[i+1],f[i-1]+s[n]-s[i]));
	}
	ll sigma=(sum-dif)>>1,sugim=sigma+dif;
	printf("%lld %lld\n",sugim,sigma);
}

Compiler output:
a.cc:4:12: error: 'vector' has not been declared in 'std'
    4 | using std::vector;
      |            ^~~~~~
Language: C++

#include <stdio.h>
template <class T> T abs(T x){ return x < 0 ? -x : x; }
template <class T> bool chkmax(T &x, T y){ return x < y ? x = y, true : false; }
template <class T> T min(T a, T b){ return a < b ? a : b; }
typedef unsigned int u32;
const int N = 3e5 + 5;
int n, a[N], b[N][2];
u32 sum, dif, hi, lo;
int main(){
	int i, a0, a1, b0, b1;
	scanf("%d", &n);
	for (i = 1; i <= n; i ++) {
		scanf("%d", a + i), b[i][i & 1] += a[i], sum += a[i];
		b[i][0] += b[i - 1][0], b[i][1] += b[i - 1][1];
	}
	dif = abs(b[n][0] - b[n][1]);
	if (n & 1) {
		for (i = 2; i <= n; i += 2) {
			a0 = b[i - 1][0], a1 = b[i - 1][1];
			b0 = b[n][0] - b[i][0], b1 = b[n][1] - b[i][1];
			chkmax(dif, a[i] + min(b1 - b0 + abs(a1 - a0), a1 - a0 + abs(b1 - b0)));
		}
	}
	lo = (sum - dif) >> 1, hi = lo + dif;
	printf("%u %u\n", hi, lo);
}

Compiler output:
a.cc: In function 'int main()':
a.cc:21:31: error: no matching function for call to 'chkmax(u32&, int)'
   21 |                         chkmax(dif, a[i] + min(b1 - b0 + abs(a1 - a0), a1 - a0 + abs(b1 - b0)));
      |                         ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
a.cc:3:25: note: candidate: 'template<class T> bool chkmax(T&, T)'
    3 | template <class T> bool chkmax(T &x, T y){ return x < y ? x = y, true : false; }
      |                         ^~~~~~
a.cc:3:25: note:   template argument deduction/substitution failed:
a.cc:21:31: note:   deduced conflicting types for parameter 'T' ('unsigned int' and 'int')
   21 |                         chkmax(dif, a[i] + min(b1 - b0 + abs(a1 - a0), a1 - a0 + abs(b1 - b0)));
      |                         ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Language: C++

#include <bits/stdc++.h>
using namespace std;
 
int main(){
	int n;
	cin >> n;
	int a[n];
        int goukei = 0;
	for(int i = 0; i < n; i++){
		cin >> a[i];
	}
       for(int i=0;i<n;i++)
             goukei += a.at(i)
	int guukinosa = 0;
	for(int i = 0; i < n; i++){
		if(i % 2){
			guukinosa -= a[i];
		} else {
			guukinosa += a[i];
		}
	}
	if(n % 2 == 0){
		cout << (goukei + max(guukinosa, -guukinosa)) / 2 << " " << (goukei - max(guukinosa, -guukinosa)) / 2;
		return 0;
	}
	else if(guukinosa >= 100){
		cout << (goukei + guukinosa) / 2 << " " << (goukei - guukinosa) / 2;
		return 0;
	}
        else{
	int b = 0;
	int c = 100;
	while(b + 1 < c){
		int d = (b + c) / 2;
		vector<int> e;
		e.push_back(a[0]);
		for(int i = 1; i < n; i += 2){
			if(e[e.size() - 1] < d || a[i] < e[e.size() - 1]){
				e[e.size() - 1] += a[i+1] - a[i];
			} else {
				e.push_back(a[i]);
				e.push_back(a[i+1]);
			}
		}
		if(e[e.size() - 1] >= d){
			b = d;
		} else {
			c = d;
		}
	}
	cout << (goukei + max(guukinosa, (-guukinosa + 2 * b))) / 2 << " " << (goukei - max(guukinosa, (-guukinosa + 2 * b))) / 2;
	return 0;
}
}

Compiler output:
a.cc: In function 'int main()':
a.cc:13:26: error: request for member 'at' in 'a', which is of non-class type 'int [n]'
   13 |              goukei += a.at(i)
      |                          ^~
a.cc:17:25: error: 'guukinosa' was not declared in this scope
   17 |                         guukinosa -= a[i];
      |                         ^~~~~~~~~
a.cc:19:25: error: 'guukinosa' was not declared in this scope
   19 |                         guukinosa += a[i];
      |                         ^~~~~~~~~
a.cc:23:39: error: 'guukinosa' was not declared in this scope
   23 |                 cout << (goukei + max(guukinosa, -guukinosa)) / 2 << " " << (goukei - max(guukinosa, -guukinosa)) / 2;
      |                                       ^~~~~~~~~
a.cc:26:17: error: 'guukinosa' was not declared in this scope
   26 |         else if(guukinosa >= 100){
      |                 ^~~~~~~~~
Language: C++

#include <bits/stdc++.h>
using namespace std;
typedef signed long long ll;

#undef _P
#define _P(...) (void)printf(__VA_ARGS__)
#define FOR(x,to) for(x=0;x<(to);x++)
#define FORR(x,arr) for(auto& x:arr)
#define ITR(x,c) for(__typeof(c.begin()) x=c.begin();x!=c.end();x++)
#define ALL(a) (a.begin()),(a.end())
#define ZERO(a) memset(a,0,sizeof(a))
#define MINUS(a) memset(a,0xff,sizeof(a))
//-------------------------------------------------------

int N;
int A[303030];
ll B[303030];
ll S[2];
int ok(ll v) {
	int i;
	FOR(i,N) B[i]=A[i];
	for(cur=N-1;cur>0;cur-=2) if(B[cur]<v || B[cur-1]<B[cur]) B[cur-2]+=B[cur]-B[cur-1];
	return B[0]>=v;
}

void solve() {
	int i,j,k,l,r,x,y; string s;
	
	cin>>N;
	FOR(i,N) {
		cin>>A[i];
		S[i%2]+=A[i];
	}
	if(N%2==0) {
		cout<<max(S[0],S[1])<<" "<<min(S[0],S[1])<<endl;
		return;
	}
	
	ll Z=-1LL<<40;
	for(i=40;i>=0;i--) if(ok(Z+(1LL<<i))) Z+=1LL<<i;
	
	cout<<(S[1]+Z)<<" "<<(S[0]-Z)<<endl;
	
	
}


int main(int argc,char** argv){
	string s;int i;
	if(argc==1) ios::sync_with_stdio(false), cin.tie(0);
	FOR(i,argc-1) s+=argv[i+1],s+='\n'; FOR(i,s.size()) ungetc(s[s.size()-1-i],stdin);
	cout.tie(0); solve(); return 0;
}


Compiler output:
a.cc: In function 'int ok(ll)':
a.cc:22:13: error: 'cur' was not declared in this scope
   22 |         for(cur=N-1;cur>0;cur-=2) if(B[cur]<v || B[cur-1]<B[cur]) B[cur-2]+=B[cur]-B[cur-1];
      |             ^~~
Language: C++

出演料1点だけください 0.1点でもいいです

Compiler output:
a.cc:1:1: error: '\U000051fa\U00006f14\U000065991\U000070b9\U00003060\U00003051\U0000304f\U00003060\U00003055\U00003044' does not name a type
    1 | 出演料1点だけください 0.1点でもいいです
      | ^~~~~~~~~~~~~~~~~~~~~
Language: C++

#include <bits/stdc++.h>
using namespace std;
#define rep(i, n) for (int i = 0; i < (int)(n); i++)
using ll = long long;
ll GetDigit(ll num){ return log10(num)+1; } //numの桁数を求める

int main()
{
    int a,b;
    cin >> a >> b;
    if(a + b == 15) cout << '+' << endl;
    else if(a * b == 15) cout << '*' << endl;
    else cou t<< 'x' << endl;
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:13:10: error: 'cou' was not declared in this scope; did you mean 'cos'?
   13 |     else cou t<< 'x' << endl;
      |          ^~~
      |          cos
Language: C++

include <iostream>
using namespace std;

int main() {
  int a, b;
  cin >> a >> b;
  if(a + b == 15){
    cout << '+' << endl;
  }
  else if(a * b == 15){
    cout << '*' << endl;
  }
  else{
    cout << 'x' << endl;
  }
}

Compiler output:
a.cc:1:1: error: 'include' does not name a type
    1 | include <iostream>
      | ^~~~~~~
a.cc: In function 'int main()':
a.cc:6:3: error: 'cin' was not declared in this scope
    6 |   cin >> a >> b;
      |   ^~~
a.cc:8:5: error: 'cout' was not declared in this scope
    8 |     cout << '+' << endl;
      |     ^~~~
a.cc:8:20: error: 'endl' was not declared in this scope
    8 |     cout << '+' << endl;
      |                    ^~~~
a.cc:11:5: error: 'cout' was not declared in this scope
   11 |     cout << '*' << endl;
      |     ^~~~
a.cc:11:20: error: 'endl' was not declared in this scope
   11 |     cout << '*' << endl;
      |                    ^~~~
a.cc:14:5: error: 'cout' was not declared in this scope
   14 |     cout << 'x' << endl;
      |     ^~~~
a.cc:14:20: error: 'endl' was not declared in this scope
   14 |     cout << 'x' << endl;
      |                    ^~~~
Language: C++

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

int main(){
  int　a,b;
  cin >> a >> b;
  if(a+b==15) cout << '+' << endl;
  else if(a*b==15) cout << '*' << endl;
  else cout << 'x' << endl;
}

Compiler output:
a.cc:5:3: error: extended character 　 is not valid in an identifier
    5 |   int　a,b;
      |   ^
a.cc: In function 'int main()':
a.cc:5:3: error: 'int\U00003000a' was not declared in this scope
    5 |   int　a,b;
      |   ^~~~~~
a.cc:5:10: error: 'b' was not declared in this scope
    5 |   int　a,b;
      |          ^
a.cc:6:10: error: 'a' was not declared in this scope
    6 |   cin >> a >> b;
      |          ^
Language: C++

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

int main(){
  int a,b;
  cin >> a >> b;
  if(a+b==15) cout << "+" << endl;
  else if(a*b==15) cout << "*" endl;
  else cout << "x" << endl;
}
  


Compiler output:
a.cc: In function 'int main()':
a.cc:8:31: error: expected ';' before 'endl'
    8 |   else if(a*b==15) cout << "*" endl;
      |                               ^~~~~
      |                               ;
Language: C++

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

int main(){
  int a,b;
  cin >> a >> b;
  if(a+b==15) cout << "+" << endl;
  else if(a*b==15) cout << "*" << endl;
  else cout << "x" endl;
}
  


Compiler output:
a.cc: In function 'int main()':
a.cc:9:19: error: expected ';' before 'endl'
    9 |   else cout << "x" endl;
      |                   ^~~~~
      |                   ;
Language: C++

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

int main(){
  int a,b;
  cin >> a >> b;
  if(a+b==15) cout << "+" << endl;
  else if(a*b==15) cout << "*" endl;
  else cout << "x" endl;
}
  

Compiler output:
a.cc: In function 'int main()':
a.cc:8:31: error: expected ';' before 'endl'
    8 |   else if(a*b==15) cout << "*" endl;
      |                               ^~~~~
      |                               ;
a.cc:9:19: error: expected ';' before 'endl'
    9 |   else cout << "x" endl;
      |                   ^~~~~
      |                   ;
Language: C++

#include<bits/stdc++.h>
using namespace std;
#define lli long long int
#define pb push_back
#define fi first
#define se second
#define MOD 1000000007
const int maxn= 100010;
int main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    int a=0,b=0;
    cin>>a>>b;
    if(a+b==15)
    	cout<<"+";
    else if(a*b==15)
    	cout<<"*";
    else
    	coyt<<"x";
    cout<<endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:20:9: error: 'coyt' was not declared in this scope
   20 |         coyt<<"x";
      |         ^~~~
Language: C++

#define _GLIBCXX_DEBUG
#include <bits/stdc++.h>
using namespace std;
#define int long long
#define rep(i,n) for(int i=0;i<n;i++)
#define rep1(i,n) for(int i=1;i<=n;i++)
#define rep2(i,n) for(int i=0;i<=n;i++)
#define repr(i,a,n) for(int i=a;i<n;i++)
#define all(a) a.begin(),a.end()
#define P pair<long long,long long>
#define uni(e) e.erase(unique(e.begin(),e.end()),e.end())
#define double long double
template<class T> inline bool chmax(T& a, T b) { if (a < b) { a = b; return 1; } return 0; }
template<class T> inline bool chmin(T& a, T b) { if (a > b) { a = b; return 1; } return 0; }
int INF=1e10;
int MOD=1e9+7;
template<class T> void out(T a){cout<<a<<'\n';}
template<class T> void yesno(T b){if(b)out("yes");else out("no");}
template<class T> void YesNo(T b){if(b)out("Yes");else out("No");}
template<class T> void YESNO(T b){if(b)out("YES");else out("NO");}
template<class T> void noyes(T b){if(b)out("no");else out("yes");}
template<class T> void NoYes(T b){if(b)out("No");else out("Yes");}
template<class T> void NOYES(T b){if(b)out("NO");else out("YES");}
int keta(int a){
  double b=a;
  b=log10(b);
  int c=b;
  return c+1;
}
int kurai(int a,int b){
  int m=pow(10,b),n=pow(10,b-1);
  return (a%m)/n;
}
int gcd(int a,int b){
  if(a%b==0)
    return b;
  return gcd(b,a%b);
}
int lcm(int a,int b){
    return a/gcd(a,b)*b;
}
int mid(int a,int b,int c){
  vector<int> k(3);
  k[0]=a;k[1]=b;k[2]=c;
  sort(all(k));
  return k[1];
}
bool sosuu(int a){
  bool b=1;
  if(a<=1)
    return 0;
  else{
  rep1(i,sqrt(a)-1){
  if(a%(i+1)==0)
  b=0;
  }
  return b;
  }
}
int modpow(int a,int b,int m=MOD){
	if(!b)return 1;	if(b&1)return modpow(a,b-1,m)*a%m;
	int memo = modpow(a,b>>1,m);
	return memo*memo%m;
}
int fact_mod(int n) {
    int f=1; 
for(int i=2;i<n+1;i++) f=f*(i%MOD)% MOD;
    return f;
}
int mod_pow(int x,int n) {
    int res=1;
    while(n>0){
        if(n&1) res=(res*x)%MOD; 
        x=(x*x)%MOD;        
n>>=1; 
    }
    return res;
}
int c_mod(int n, int r) {
    if(r>n-r) r=n-r;
    if(r==0) return 1;
    int a=1;
    rep(i,r) 
a=a*((n-i)%MOD)%MOD;
    int b=mod_pow(fact_mod(r), MOD-2);
    return (a%MOD)*(b%MOD)%MOD;
}
signed main(){
 int a,b;
 cin>>a>>b;
  if(a+b=15)
    out('+');
  else if(a*b=15)
    out('*');
  else
    out('x');
}

Compiler output:
a.cc: In function 'int main()':
a.cc:91:7: error: lvalue required as left operand of assignment
   91 |   if(a+b=15)
      |      ~^~
a.cc:93:12: error: lvalue required as left operand of assignment
   93 |   else if(a*b=15)
      |           ~^~
Language: C++

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

int a,b;
int main()
{
	cin>>a>>b;
	if(a+b==15)
	{
		cout<<"+";
	}
	if(a*b==15)
	{
		cout<<"*";
	}
	if(a+b!=15||a*b!=15)
	{
		cout<<"x";
	}
    cout<<c;

	return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:20:11: error: 'c' was not declared in this scope
   20 |     cout<<c;
      |           ^
Language: C++

#include <bits/stdc++.h>

using namespace std;

#define rep(i, n) for (ll i = 0; i < (n); ++i)
#define fin(ans) cout << (ans) << endl;
#define blank(ans) cout << (ans) << " ";
#define mp(p, q) make_pair(p, q)
#define pb(n) push_back(n)
#define all(a) a.begin(), a.end()

typedef long long ll;
typedef long long lli;
typedef unsigned long long ull;
typedef long double ld;
typedef string str;

typedef vector<char> vc;
typedef vector<bool> vb;
typedef vector<ld> vd;
typedef vector<str> vs;
typedef vector<ll> vll;
typedef vector<pair<ll, ll>> vpll;
typedef vector<pair<ll, str>> vpls;
typedef vector<tuple<str, ll, ll>> vtsl;
typedef vector<vector<ll>> vvll;
typedef vector<vector<char>> vvc;
typedef vector<vector<str>> vvs;

const ld PI = acos(-1.0);
const ll MAX = 9000000000000000000;
const ll MIN = -9000000000000000000;
const ld DMAX = 4500;
const ld DMIN = -4500;
const ll MOD = 1000000007;

//実行部
void Main()
{
  ll a, b; cin >> a >> b;
  if(a + b == 15) fin('+')
  else if(a * b == 15) fin(*)
  else fin('x')
  return;
}

//前処理
int main()
{
  //ios::sync_with_stdio(false);
  //cin.tie(0);
  cout << fixed << setprecision(20); //高精度少数表示
  Main();
  return 0;
}


Compiler output:
a.cc: In function 'void Main()':
a.cc:6:30: error: expected primary-expression before ')' token
    6 | #define fin(ans) cout << (ans) << endl;
      |                              ^
a.cc:42:24: note: in expansion of macro 'fin'
   42 |   else if(a * b == 15) fin(*)
      |                        ^~~
Language: C++

#include <iostream>
using namespace std;
int main(){
	int a,b;
	cin>>a>>b;
	if(a+b=15) cout<<"+"<<endl;
	if(a*b=15) cout<<"*"<<endl;
	if(a*b!=15&&a+b!=15) cout<<"x"<<endl;
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:6:13: error: lvalue required as left operand of assignment
    6 |         if(a+b=15) cout<<"+"<<endl;
      |            ~^~
a.cc:7:13: error: lvalue required as left operand of assignment
    7 |         if(a*b=15) cout<<"*"<<endl;
      |            ~^~
Language: C++

#include <iostream>
using namespace std;
int main(){
	int a,b;
	cin>>a>>b;
	if(a+b=15) cout<<"+"<<endl;
	if(a*b=15) cout<<"*<<endl;
	if(a*b!=15&&a+b!=15) cout<<"x"<<endl;
	return 0;
}

Compiler output:
a.cc:7:26: warning: missing terminating " character
    7 |         if(a*b=15) cout<<"*<<endl;
      |                          ^
a.cc:7:26: error: missing terminating " character
    7 |         if(a*b=15) cout<<"*<<endl;
      |                          ^~~~~~~~~
a.cc: In function 'int main()':
a.cc:6:13: error: lvalue required as left operand of assignment
    6 |         if(a+b=15) cout<<"+"<<endl;
      |            ~^~
a.cc:7:13: error: lvalue required as left operand of assignment
    7 |         if(a*b=15) cout<<"*<<endl;
      |            ~^~
a.cc:8:9: error: expected primary-expression before 'if'
    8 |         if(a*b!=15&&a+b!=15) cout<<"x"<<endl;
      |         ^~
Language: C++

#include <iostream>
using namespace std;
int main()
{
	int a, b;
	cin >> a >> b;
	if(a + b = 15) cout << "+";
	if(a * b = 15) cout << "*";
	else cout << "x";
	return 0;
} 

Compiler output:
a.cc: In function 'int main()':
a.cc:7:14: error: lvalue required as left operand of assignment
    7 |         if(a + b = 15) cout << "+";
      |            ~~^~~
a.cc:8:14: error: lvalue required as left operand of assignment
    8 |         if(a * b = 15) cout << "*";
      |            ~~^~~
Language: C++

#include<cstdio>
int a, b;
int main()
{
    scanf("%d%d",&a, &b);
    if(a+b == 15) printf("+");
    else if(a*b == 15) printf("*);
    else printf("x");
    return 0;
}

Compiler output:
a.cc:7:31: warning: missing terminating " character
    7 |     else if(a*b == 15) printf("*);
      |                               ^
a.cc:7:31: error: missing terminating " character
    7 |     else if(a*b == 15) printf("*);
      |                               ^~~~
a.cc: In function 'int main()':
a.cc:8:5: error: expected primary-expression before 'else'
    8 |     else printf("x");
      |     ^~~~
Language: C++

#include<cstdio>
int a, b;
int main()
{
    scanf("%d%d",&a, &b);
    if(a+b == 15) printf("+\n");
    else if(a*b == 15) printf("*\n);
    else printf("x\n");
    return 0;
}

Compiler output:
a.cc:7:31: warning: missing terminating " character
    7 |     else if(a*b == 15) printf("*\n);
      |                               ^
a.cc:7:31: error: missing terminating " character
    7 |     else if(a*b == 15) printf("*\n);
      |                               ^~~~~~
a.cc: In function 'int main()':
a.cc:8:5: error: expected primary-expression before 'else'
    8 |     else printf("x\n");
      |     ^~~~
Language: C++

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

int main() {
    int a,b;
    cin >> a >> b;
    if(a+b == 15){
        cout << '+';
    } else if(a*b == 15){
        cout << '*';
    } else {
        xout << 'x';
    }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:12:9: error: 'xout' was not declared in this scope
   12 |         xout << 'x';
      |         ^~~~
Language: C++

#include<iostream>
using namespace std;
int main()
{
    int a,b;
    cin>>a>>b;
    if(a+b==15)
    {
        cout<<"+"<,endl;
    }
    else if(a*b==15)
    {
        cout<<"*"<<endl;
    }
    else
    {
        cout<<"x"<<endl;
    }
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:9:19: error: expected primary-expression before ',' token
    9 |         cout<<"+"<,endl;
      |                   ^
Language: C++

# A
a, b = map(int, input().split())
if a + b == 15:
    print("+")
elif a * b == 15:
    print("*")
else:
    print("x")

Compiler output:
a.cc:1:3: error: invalid preprocessing directive #A
    1 | # A
      |   ^
a.cc:2:1: error: 'a' does not name a type
    2 | a, b = map(int, input().split())
      | ^
Language: C++

#include<iostream>
using namespace std;
int main (){
int a,b;
cin>>a>>b;
if(a+b==15){cout<<"+";
return 0;}
else if(a*b=15)cout<<"*";
else cout<<"x"; }

Compiler output:
a.cc: In function 'int main()':
a.cc:8:10: error: lvalue required as left operand of assignment
    8 | else if(a*b=15)cout<<"*";
      |         ~^~
Language: C++

#include<bits/stdc++.h>
using namesapce std;
int main()
{
    int a,b;
    cin>>a>>b;
    if(a+b==15)cout<<"+"<<endl;
    else if(a*b==15)cout<<"*"<<endl;
    else cout<<"x"<<endl;
    return 0;
}

Compiler output:
a.cc:2:7: error: expected nested-name-specifier before 'namesapce'
    2 | using namesapce std;
      |       ^~~~~~~~~
a.cc: In function 'int main()':
a.cc:6:5: error: 'cin' was not declared in this scope; did you mean 'std::cin'?
    6 |     cin>>a>>b;
      |     ^~~
      |     std::cin
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:62:18: note: 'std::cin' declared here
   62 |   extern istream cin;           ///< Linked to standard input
      |                  ^~~
a.cc:7:16: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
    7 |     if(a+b==15)cout<<"+"<<endl;
      |                ^~~~
      |                std::cout
/usr/include/c++/14/iostream:63:18: note: 'std::cout' declared here
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
a.cc:7:27: error: 'endl' was not declared in this scope; did you mean 'std::endl'?
    7 |     if(a+b==15)cout<<"+"<<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)
      |     ^~~~
a.cc:8:21: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
    8 |     else if(a*b==15)cout<<"*"<<endl;
      |                     ^~~~
      |                     std::cout
/usr/include/c++/14/iostream:63:18: note: 'std::cout' declared here
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
a.cc:8:32: error: 'endl' was not declared in this scope; did you mean 'std::endl'?
    8 |     else if(a*b==15)cout<<"*"<<endl;
      |                                ^~~~
      |                                std::endl
/usr/include/c++/14/ostream:744:5: note: 'std::endl' declared here
  744 |     endl(basic_ostream<_CharT, _Traits>& __os)
      |     ^~~~
a.cc:9:10: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
    9 |     else cout<<"x"<<endl;
      |          ^~~~
      |          std::cout
/usr/include/c++/14/iostream:63:18: note: 'std::cout' declared here
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
a.cc:9:21: error: 'endl' was not declared in this scope; did you mean 'std::endl'?
    9 |     else cout<<"x"<<endl;
      |                     ^~~~
      |                     std::endl
/usr/include/c++/14/ostream:744:5: note: 'std::endl' declared here
  744 |     endl(basic_ostream<_CharT, _Traits>& __os)
      |     ^~~~
Language: C++

#include<bots/stdc++.h>
using namesapce std;
int main()
{
    int a,b;
    cin>>a>>b;
    if(a+b==15)cout<<"+"<<endl;
    else if(a*b==15)cout<<"*"<<endl;
    else cout<<"x"<<endl;
    return 0;
}

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

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

int main() {
  	int a, b;
  	cin >> a >> b;
	
  	if( a + B == 15 ) cout << '+' << endl;
  	else if ( a * b == 15 ) cout << '-' << endl;
  	else cout << 'x' << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:8:17: error: 'B' was not declared in this scope
    8 |         if( a + B == 15 ) cout << '+' << endl;
      |                 ^
Language: C++

#include <bits/stdc++.h>

using namespace std;
typedef long long ll;
typedef long int li;
typedef long double lb;
#define rep(i,j,n) for (ll i = j; i < (n); i++)
#define repr(i,j,n) for(ll i = j; i >= (n); i--)
#define all(x) (x).begin(),(x).end()
#define CLR(mat,f) memset(mat, f, sizeof(mat))
#define IN(a, b, x) (a<=x&&x<b)
#define out(ans) cout << ans << endl
template<class T> inline bool chmax(T& a, T b) { if (a < b) { a = b; return 1; } return 0; }
template<class T> inline bool chmin(T& a, T b) { if (a > b) { a = b; return 1; } return 0; }
typedef pair<ll,ll>P;
const ll mod=1e9+7;
const ll INF = 1LL<<60;

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

int main(){

  ll a,b;cin>>a>>b;
  if(a+b==15)out("+");
  else if(a*b==15)out("*");
  else out(x);

  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:26:12: error: 'x' was not declared in this scope
   26 |   else out(x);
      |            ^
a.cc:12:26: note: in definition of macro 'out'
   12 | #define out(ans) cout << ans << endl
      |                          ^~~
Language: C++

#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef long double ld;
typedef pair<ll,ll> P;
typedef pair<int,int> Pi;
#define rep(i, n) for (ll i = 0; i < n; i++)
#define FOR(i, a, b) for (ll i = a; i < b; i++)
#define fi first
#define se second
#define endl "\n"

template<typename T> inline bool chmax(T &a, T b){if(a<b){a=b;return true;}return false;}
template<typename T> inline bool chmin(T &a, T b){if(a>b){a=b;return true;}return false;}
template<typename T> ostream& operator<<(ostream& s,const complex<T>& d) {return s<<"("<<d.real()<<", "<<d.imag()<< ")";}
template<typename T1, typename T2> ostream& operator<<(ostream& s,const pair<T1,T2>& d) {return s<<"("<<d.first<<", "<<d.second<<")";}
template<typename T> ostream& operator<<(ostream& s, const vector<T>& d){
	int len=d.size();
	rep(i,len){
		s<<d[i];if(i<len-1) s<<" ";
	}
	return s;
}
template<typename T> ostream& operator<<(ostream& s,const vector<vector<T>>& d){
	int len=d.size();
	rep(i,len){
		s<<d[i]<<endl;
	}
	return s;
}
template<typename T> ostream& operator<<(ostream& s,const set<T>& v){
	s<<"{ ";
	for(auto itr=v.begin();itr!=v.end();++itr) {
		if (itr!=v.begin()) {s<< ", ";}
		s<<(*itr);
	}
	s<<" }";
	return s;
}
template<typename T1, typename T2> ostream& operator<<(ostream& s,const map<T1,T2>& m){
	s<<"{"<<endl;
	for(auto itr=m.begin();itr!=m.end();++itr){
		s<<" "<<(*itr).first<<" : "<<(*itr).second<<endl;
	}
	s<<"}"<<endl;
	return s;
}

const ll mod=1e9+7;
const ll inf=1e17;
const int INF=1e9;
const double PI=acos(-1);
const double EPS=1e-10;

int main(){
	cin.tie(0);
	ios::sync_with_stdio(false);
	int a,b;
	cin>>a>>b;
	if(a+b==15) cout<<"+"<<endl;
	else if(a*b==15) cout<<"*"<<enld;
	else cout<<"x"<<endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:61:37: error: 'enld' was not declared in this scope; did you mean 'endl'?
   61 |         else if(a*b==15) cout<<"*"<<enld;
      |                                     ^~~~
      |                                     endl
Language: C++

#include <bits/stdc++.h>
using namespace std;
int main()
{
	int a, b;
	cin>>a>>b;
	if(a + b == 15)
		puts('+');
	else if(a * b == 15)
		puts('*');
	else
		puts('x');
		
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:8:22: error: invalid conversion from 'char' to 'const char*' [-fpermissive]
    8 |                 puts('+');
      |                      ^~~
      |                      |
      |                      char
In file included from /usr/include/c++/14/cstdio:42,
                 from /usr/include/c++/14/ext/string_conversions.h:45,
                 from /usr/include/c++/14/bits/basic_string.h:4154,
                 from /usr/include/c++/14/string:54,
                 from /usr/include/c++/14/bitset:52,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:52,
                 from a.cc:1:
/usr/include/stdio.h:714:30: note:   initializing argument 1 of 'int puts(const char*)'
  714 | extern int puts (const char *__s);
      |                  ~~~~~~~~~~~~^~~
a.cc:10:22: error: invalid conversion from 'char' to 'const char*' [-fpermissive]
   10 |                 puts('*');
      |                      ^~~
      |                      |
      |                      char
/usr/include/stdio.h:714:30: note:   initializing argument 1 of 'int puts(const char*)'
  714 | extern int puts (const char *__s);
      |                  ~~~~~~~~~~~~^~~
a.cc:12:22: error: invalid conversion from 'char' to 'const char*' [-fpermissive]
   12 |                 puts('x');
      |                      ^~~
      |                      |
      |                      char
/usr/include/stdio.h:714:30: note:   initializing argument 1 of 'int puts(const char*)'
  714 | extern int puts (const char *__s);
      |                  ~~~~~~~~~~~~^~~