criyle/codenet-compile-errors huggingface dataset:
Language: Java

import java.io.IOException;
import java.io.InputStream;
import java.util.NoSuchElementException;

public class Main {
    public static void main(String[] args) {
        FastScanner sc = new FastScanner();
        int N = sc.nextInt();
        int cnt = 1;
        int[] colors = new int[N];
        colors[0] = sc.nextInt());
        for (int i=0; i<N-1; i++) {
            int A = sc.nextInt();
            int minIdx = -1;
            for(int j = 0; j< cnt; j++) {
                if(colors[j] < A && (minIdx == -1 || colors[j] > colors[minIdx])) {
                    minIdx = j;
                }
            }
            if(minIdx == -1) {
                minIdx = cnt;
                cnt += 1;
            }
            colors[minIdx] = A;
        }
        System.out.println(cnt);
    }
}

class FastScanner {
    private final InputStream in = System.in;
    private final byte[] buffer = new byte[1024];
    private int ptr = 0;
    private int buflen = 0;
    private boolean hasNextByte() {
        if (ptr < buflen) {
            return true;
        }else{
            ptr = 0;
            try {
                buflen = in.read(buffer);
            } catch (IOException e) {
                e.printStackTrace();
            }
            if (buflen <= 0) {
                return false;
            }
        }
        return true;
    }
    private int readByte() { if (hasNextByte()) return buffer[ptr++]; else return -1;}
    private static boolean isPrintableChar(int c) { return 33 <= c && c <= 126;}
    public boolean hasNext() { while(hasNextByte() && !isPrintableChar(buffer[ptr])) ptr++; return hasNextByte();}
    public String next() {
        if (!hasNext()) throw new NoSuchElementException();
        StringBuilder sb = new StringBuilder();
        int b = readByte();
        while(isPrintableChar(b)) {
            sb.appendCodePoint(b);
            b = readByte();
        }
        return sb.toString();
    }
    public long nextLong() {
        if (!hasNext()) throw new NoSuchElementException();
        long n = 0;
        boolean minus = false;
        int b = readByte();
        if (b == '-') {
            minus = true;
            b = readByte();
        }
        if (b < '0' || '9' < b) {
            throw new NumberFormatException();
        }
        while(true){
            if ('0' <= b && b <= '9') {
                n *= 10;
                n += b - '0';
            }else if(b == -1 || !isPrintableChar(b)){
                return minus ? -n : n;
            }else{
                throw new NumberFormatException();
            }
            b = readByte();
        }
    }
    public int nextInt() {
        long nl = nextLong();
        if (nl < Integer.MIN_VALUE || nl > Integer.MAX_VALUE) throw new NumberFormatException();
        return (int) nl;
    }
    public double nextDouble() { return Double.parseDouble(next());}
}

Compiler output:
Main.java:11: error: ';' expected
        colors[0] = sc.nextInt());
                                ^
1 error
Language: C++

#include <iostream>
#include <algorithm>
#include <functional>
#include <utility>
#include <string>
#include <vector>
#include <deque>
#include <list>
#include <set>
#include <map>
#include <cmath>
#include <climits>
using namespace std;

#define rep(i,end)          rep2(i,0,(end))
#define rep2(i,beg,end)   for (int i=(beg);i<(end);i++)
#define all(cont)           begin(cont), end(cont)
typedef long long ll;
typedef unsigned long long ull;
typedef vector<ll> vi;
typedef vector<string> vs;
typedef pair<ll, ll> pii;
typedef pair<ll, string> pis;
typedef pair<string, ll> psi;

string gets(bool skipnewline);
vi get_n_array(int n);


bool dp(vi& a, int index, vi& b)
{
    if (index < 0) return true;
    ll minv = LLONG_MIN;
    int minindex = -1;
    for (int i = 0; i < b.size(); i++) {
        if (a[index] < b[i]) {
            if (minv < b[i]) {
                minv = b[i];
                minindex = i;
            }
        }
    }
    if (minindex < 0) {
        b.push_back(a[index]);
    }
    else {
        b[minindex] = a[index];
    }
    return dp(a, index - 1, b);
}


int main(void)
{
    cin.tie(0);
    ios::sync_with_stdio(false);
    int n;
    cin >> n;
    vi a = get_n_array(n);
    vi b;
    dp(a, a.size() - 1, b);
    cout << b.size() << endl;
    return 0;
}

string gets(bool skipToNextline)
{
    if (skipToNextline) gets(false);
    const int LINE_MAX = 1024;
    char buf[LINE_MAX];
    cin.getline(buf, sizeof(buf));
    return buf;
}

vi get_n_array(int n)
{
    vi v;
    while (n-- > 0) {
        int x;
        cin >> x;
        v.push_back(x);
    }
    return v;
}

Compiler output:
In file included from /usr/include/limits.h:199,
                 from /usr/lib/gcc/x86_64-linux-gnu/14/include/limits.h:210,
                 from /usr/lib/gcc/x86_64-linux-gnu/14/include/syslimits.h:7,
                 from /usr/lib/gcc/x86_64-linux-gnu/14/include/limits.h:34,
                 from /usr/include/c++/14/climits:42,
                 from a.cc:12:
a.cc: In function 'std::string gets(bool)':
a.cc:69:15: error: expected unqualified-id before numeric constant
   69 |     const int LINE_MAX = 1024;
      |               ^~~~~~~~
Language: C++

#include <iostream>
#include <algorithm>
#include <functional>
#include <utility>
#include <string>
#include <vector>
#include <deque>
#include <list>
#include <set>
#include <map>
#include <cmath>
using namespace std;

#define rep(i,end)          rep2(i,0,(end))
#define rep2(i,beg,end)   for (int i=(beg);i<(end);i++)
#define all(cont)           begin(cont), end(cont)
typedef long long ll;
typedef unsigned long long ull;
typedef vector<ll> vi;
typedef vector<string> vs;
typedef pair<ll, ll> pii;
typedef pair<ll, string> pis;
typedef pair<string, ll> psi;

string gets(bool skipnewline);
vi get_n_array(int n);


bool dp(vi& a, int index, vi& b)
{
    if (index < 0) return true;
    ll minv = LLONG_MIN;
    int minindex = -1;
    for (int i = 0; i < b.size(); i++) {
        if (a[index] < b[i]) {
            if (minv < b[i]) {
                minv = b[i];
                minindex = i;
            }
        }
    }
    if (minindex < 0) {
        b.push_back(a[index]);
    }
    else {
        b[minindex] = a[index];
    }
    return dp(a, index - 1, b);
}


int main(void)
{
    cin.tie(0);
    ios::sync_with_stdio(false);
    int n;
    cin >> n;
    vi a = get_n_array(n);
    vi b;
    dp(a, a.size() - 1, b);
    cout << b.size() << endl;
    return 0;
}

string gets(bool skipToNextline)
{
    if (skipToNextline) gets(false);
    const int LINE_MAX = 1024;
    char buf[LINE_MAX];
    cin.getline(buf, sizeof(buf));
    return buf;
}

vi get_n_array(int n)
{
    vi v;
    while (n-- > 0) {
        int x;
        cin >> x;
        v.push_back(x);
    }
    return v;
}

Compiler output:
a.cc: In function 'bool dp(vi&, int, vi&)':
a.cc:32:15: error: 'LLONG_MIN' was not declared in this scope
   32 |     ll minv = LLONG_MIN;
      |               ^~~~~~~~~
a.cc:12:1: note: 'LLONG_MIN' is defined in header '<climits>'; this is probably fixable by adding '#include <climits>'
   11 | #include <cmath>
  +++ |+#include <climits>
   12 | using namespace std;
Language: C++

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

int main(){
 int N; int i=0; int m=0; int tem; int vt;
 cin >> N; 
 vector<int> aa; vector<int> bb;
 while(i++ < N){
     cin >> tem;
     aa.push_back(tem);
 }

 for(int j=0; j<N; j++){
     for(int k=0; k<bb.size(); k++){
         tem = aa.at(j);
         if(bb.at(k) > aa.at(j)){
             tem = (tem < bb.at(k)) ? tem : bb.at(k);
             }
         }
     }
    bb.push_back(aa.at(j));
 }
 cout << bb.size() << endl;
 return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:21:24: error: 'j' was not declared in this scope
   21 |     bb.push_back(aa.at(j));
      |                        ^
a.cc: At global scope:
a.cc:23:2: error: 'cout' does not name a type
   23 |  cout << bb.size() << endl;
      |  ^~~~
a.cc:24:2: error: expected unqualified-id before 'return'
   24 |  return 0;
      |  ^~~~~~
a.cc:25:1: error: expected declaration before '}' token
   25 | }
      | ^
Language: C++

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

int main(){
 int N; int i=0; int m=0; int tem; int vt; int 
 cin >> N; 
 vector<int> aa; vector<int> bb;
 while(i++ < N){
     cin >> tem;
     aa.push_back(tem);
 }

 for(int j=0; j<N; j++){
     for(int k=0; k<bb.size(); k++){
         tem = aa.at(j);
         if(bb.at(k) > aa.at(j)){
             tem = (tem < bb.at(k)) ? tem : bb.at(k);
             }
         }
     }
    bb.push_back(aa.at(j));
 }
 cout << bb.size() << endl;
 return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:6:6: error: expected initializer before '>>' token
    6 |  cin >> N;
      |      ^~
a.cc:21:24: error: 'j' was not declared in this scope
   21 |     bb.push_back(aa.at(j));
      |                        ^
a.cc: At global scope:
a.cc:23:2: error: 'cout' does not name a type
   23 |  cout << bb.size() << endl;
      |  ^~~~
a.cc:24:2: error: expected unqualified-id before 'return'
   24 |  return 0;
      |  ^~~~~~
a.cc:25:1: error: expected declaration before '}' token
   25 | }
      | ^
Language: C++

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

int main(){
 int N; int i=0; int m=0; int tem; int vt;
 cin >> N; 
 vector<int> aa; vector<int> bb;
 while(i++ < N){
     cin >> tem;
     aa.push_back(tem);
 }

 for(int j=0; j<N; j++){
     for(int k=0; k<j; k++){
         if(aa.at(k) > aa.at(j)){
             tem = bb.at(0);
             vt =0;
             for(int l=0; l<bb.size(); l++){
                 if(bb.at(l) > tem){
                 tem = bb.at(l);
                 vt=l;
                 }
             }
             bb.at(l) = tem;
         }
     }
    bb.push_back(aa.at(j));
 }
 cout << bb.size() << endl;
 return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:24:20: error: 'l' was not declared in this scope
   24 |              bb.at(l) = tem;
      |                    ^
Language: C++

#include <iostream>
#include <vector>
#include <algorithm>
#include <utility>

using namespace std;

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

	vector<int> A(N);
	for(int i = 0;i < N;i++){
		cin >> A(i);
	}

	int ans=0;
	int n = 1e9+1;
	vector<int> B;
	for(int i = 0;i < N;i++){
		if(n-A(i)<=0){
			B.push_back(A(i))
			n = A(i);
		}
	}
	cout << B.size();
}

Compiler output:
a.cc: In function 'int main()':
a.cc:14:25: error: no match for call to '(std::vector<int>) (int&)'
   14 |                 cin >> A(i);
      |                        ~^~~
a.cc:21:23: error: no match for call to '(std::vector<int>) (int&)'
   21 |                 if(n-A(i)<=0){
      |                      ~^~~
a.cc:22:38: error: no match for call to '(std::vector<int>) (int&)'
   22 |                         B.push_back(A(i))
      |                                     ~^~~
Language: C++

//QWsin
#include<cstdio>
#include<cstring>
#include<iostream>
#include<algorithm>
#define rep(i,x,y) for(int i=x;i<=y;++i)
#define out(i,u) for(int i=first[u];i!=-1;i=nxt[i])
#define repvc(i,vc) for(int i=0,Sz=vc.size();i<Sz;++i)
using namespace std;
inline int read()
{
	char ch=getchar();int ret=0,f=1;
	while(ch<'0' || ch>'9') {if(ch=='-')f=-1;ch=getchar();}
	for(;ch>='0' && ch<='9';ch=getchar()) ret=ret*10+ch-'0';
	return ret*f;
}

inline void print(string name,int *arr,int len){
	rep(i,1,len) printf("%s[%d]=%d\n",name.c_str(),i,arr[i]);puts("");
}
inline void print(string name,int a){
	printf("%s=%d\n",name.c_str(),a);puts("");
}

typedef long long ll;
const int INF=1<<30;

const int maxn=200000+10;

int a[maxn],dp[maxn],t[maxn];
int main()
{
	int n;cin>>n;
	rep(i,1,n) a[i]=read();
	int l=0;
	rep(i,1,n)
	{
		if(a[i]>=t[l]) t[++l]=a[i];
		else{
			int pos=upper_bound(t+1,t+l+1,a[i]);
			t[pos+1]=a[i];
			l=max(l,pos+1);
		}
	}
	cout<<l<<endl;
	return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:40:44: error: invalid conversion from 'int*' to 'int' [-fpermissive]
   40 |                         int pos=upper_bound(t+1,t+l+1,a[i]);
      |                                 ~~~~~~~~~~~^~~~~~~~~~~~~~~~
      |                                            |
      |                                            int*
Language: C++

#include<bits/stdc++.h>

using namespace std;

typedef long long int ll;
typedef long double ld;

const ll mod = 1e9+7;
const ll mod1 = 998244353;

#define fill(a)  memset(a, 0, sizeof(a))
#define fst first
#define snd second
#define mp make_pair
#define pb push_back

void fastscan(ll &number)
{
	bool negative = false;
	register int c;
	number = 0;
	c = getchar();
	if (c=='-') 
	{
		negative = true;
		c = getchar();
	}
	for (; (c>47 && c<58); c=getchar())
		number = number *10 + c - 48;
	if (negative)
		number *= -1;
}

bool isprime(ll n)
{
    if (n <= 1)  return false;
    if (n <= 3)  return true;
    if (n%2 == 0 || n%3 == 0) return false;

    for (ll i=5; i*i<=n; i=i+6)
        if (n%i == 0 || n%(i+2) == 0)
           return false;

    return true;
}

bool checkisTree(ll degree[],ll n) 
{
    ll deg_sum = 0; 
    for (ll i = 0; i < n; i++) 
        deg_sum += degree[i]; 
    return (2*(n-1) == deg_sum);
}

ll gcd(ll a, ll b) 
{
    
    if (b == 0)  return a;
    return gcd(b, a % b);

}
int main()
{
	cin.sync_with_stdio(0);
	cin.exceptions(cin.failbit);
	cin.tie(0);
	ll t=1;
	//cin>>t;
	while(t--)
	{
		ll n;
      	cin n;
      	ll arr[n], cnt=0;
      	for(ll i=0; i<n; i++)
        {
          cin>>arr[i];
          if(i>0)
            if(arr[i]<=arr[i-1])
              cnt++;
        }
      	cout<<cnt;
	}
	
}

Compiler output:
a.cc: In function 'void fastscan(ll&)':
a.cc:20:22: warning: ISO C++17 does not allow 'register' storage class specifier [-Wregister]
   20 |         register int c;
      |                      ^
a.cc: In function 'int main()':
a.cc:72:12: error: expected ';' before 'n'
   72 |         cin n;
      |            ^~
      |            ;
Language: C++

#include <bits/stdc++.h>
using namespace std;
int top;
int main(){
  int N;
	cin >> N;
	int A[N+1], st[N+1];
	for(int i=N; i>=1; --i) cin >> A[i];
	for(int i=1; i<=N; ++i) {
		if(A[i]>=st[top]){
			st[++top]=A[i];
		}else {
			st[upaper_bound(st+1,st+top+1,A[i])-st]=A[i];
		}
	}
	cout << top << endl;
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:13:28: error: 'upaper_bound' was not declared in this scope
   13 |                         st[upaper_bound(st+1,st+top+1,A[i])-st]=A[i];
      |                            ^~~~~~~~~~~~
Language: C++

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

int main(){
	int N;
	cin >> N;
	int max_len(1),cnt(1);
	bool decreasing(false);
	int prev,now;
	for(ll i(0);i<N;++i){
		cin >> now;
		if(i>0){
			if(now <= prev){
				cnt++;
				if(max_len < cnt) max_len = cnt;
			}else{
				cnt = 1;
			}
		}
		prev = now;
	}
	cout << max_decrease_len << endl;
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:23:17: error: 'max_decrease_len' was not declared in this scope
   23 |         cout << max_decrease_len << endl;
      |                 ^~~~~~~~~~~~~~~~
Language: C++

#include <cstdio>
#define N 100010
using namespace std;

int n, a, q[N] = {1e9 + 10}, h = 1, t, tot;

int main() {
	scanf("%d", &n);
	for (int i = 1; i <= n; ++i) {
		scanf("%d", &a);
		if (q[t] >= a) {
			++tot;
			while (h <= t && q[t] >= a)
				--t;
		}
		q[++t] = a;
	}
	printf("%d", tot);
	return 0;
}


Compiler output:
a.cc:5:23: error: narrowing conversion of '1.00000001e+9' from 'double' to 'int' [-Wnarrowing]
    5 | int n, a, q[N] = {1e9 + 10}, h = 1, t, tot;
      |                   ~~~~^~~~
Language: C++

#include<bits/stdc++.h>
using namespace std;
#define SORT(x) sort(x.begin(),x.end())
#define ALL(x) x.begin(),x.end()
#define rep(i,n) for(int i=0;i<n;i++)
#define INF 1000000000
#define mod 1000000007
typedef long long ll;
const ll LINF = 1001002003004005006ll;
int dx[]={1,0,-1,0};
int dy[]={0,1,0,-1};
#define No cout<<"No"<<endl
#define Yes cout<<"Yes"<<endl
#define NO cout<<"NO"<<endl
#define YES cout<<"YES"<<endl;
int gcd(int a,int b){return b?gcd(b,a%b):a;}
ll n;
vector<ll> a;
int main(){
    cin>>n;
    a.resize(n);
    rep(i,n){
        cin>>a[i];
    }
    multiset<ll> s;
    s.insert(a[0]);
    for(ll i=1;i<n;i++){
        if(*s.begin()>=as[i]){
            s.emplace(a[i]);continue;
        }
        auto ind=lower_bound(ALL(s),a[i]);
        if(ind==s.begin()){
            s.insert(a[i]);
        }
        else{
            ind--;
            s.erase(ind);
            //eraseをイテレータで消す。→O(1)
            //インデックスでは消せない。
            //int値とかを引数にするとその値を探して消しちゃう
            s.insert(a[i]);
        }
    }
    cout<<s.size()<<endl;
    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:28:24: error: 'as' was not declared in this scope; did you mean 's'?
   28 |         if(*s.begin()>=as[i]){
      |                        ^~
      |                        s
Language: C++

#include<bits/stdc++.h>
using namespace std;
#define SORT(x) sort(x.begin(),x.end())
#define ALL(x) x.begin(),x.end()
#define rep(i,n) for(int i=0;i<n;i++)
#define INF 1000000000
#define mod 1000000007
typedef long long ll;
const ll LINF = 1001002003004005006ll;
int dx[]={1,0,-1,0};
int dy[]={0,1,0,-1};
#define No cout<<"No"<<endl
#define Yes cout<<"Yes"<<endl
#define NO cout<<"NO"<<endl
#define YES cout<<"YES"<<endl;
int gcd(int a,int b){return b?gcd(b,a%b):a;}
ll n;
vector<ll> a;
int main(){
    cin>>n;
    a.resize(n);
    rep(i,n){
        cin>>a[i];
    }
    multiset<ll> s;
    s.insert(a[0]);
    for(ll i=1;i<n;i++){
        if(*s.begin()>=as[i]){
            ss.emplace(a[i]);continue;
        }
        auto ind=lower_bound(ALL(s),a[i]);
        if(ind==s.begin()){
            s.insert(a[i]);
        }
        else{
            ind--;
            s.erase(ind);
            //eraseをイテレータで消す。→O(1)
            //インデックスでは消せない。
            //int値とかを引数にするとその値を探して消しちゃう
            s.insert(a[i]);
        }
    }
    cout<<s.size()<<endl;
    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:28:24: error: 'as' was not declared in this scope; did you mean 's'?
   28 |         if(*s.begin()>=as[i]){
      |                        ^~
      |                        s
a.cc:29:13: error: 'ss' was not declared in this scope; did you mean 's'?
   29 |             ss.emplace(a[i]);continue;
      |             ^~
      |             s
Language: C++

// C++ program to count the Minimum number of 
// increasing subsequences 
#include <bits/stdc++.h> 
using namespace std; 
  
int MinimumNumIncreasingSubsequences(int arr[], int n) 
{ 
    multiset<int> last; 
  
    // last element in each  increasing subsequence  
    // found so far 
    for (int i = 0; i < n; i++) { 
  
        // here our current element is arr[i] 
        multiset<int>::iterator it = last.lower_bound(arr[i]); 
  
        // iterator to the first element larger  
        // than or equal to arr[i] 
        if (it == last.begin()) 
  
            // if all the elements in last larger 
            // than or to arr[i] then insert it into last 
            last.insert(arr[i]); 
  
        else { 
            it--; 
  
            // the largest element smaller than arr[i] is the number 
            // before *it which is it-- 
            last.erase(it); // erase the largest element smaller than arr[i] 
            last.insert(arr[i]); // and replace it with arr[i] 
        } 
    } 
    return last.size(); // our answer is the size of last 
} 
  
// Driver program 

int arr[100005], n;
int main() 
{ 
   cin >> n;
  for(int i = 0; i < n; i++ ) cin >> a[i];
    cout 
         << MinimumNumIncreasingSubsequences(arr, n); 
    return 0; 
} 

Compiler output:
a.cc: In function 'int main()':
a.cc:43:38: error: 'a' was not declared in this scope
   43 |   for(int i = 0; i < n; i++ ) cin >> a[i];
      |                                      ^
Language: C++

#include <iostream>
#include <vector>
#include <set>

int main() {
    int N;
    std::cin >> N;
    std::cin.ignore();
    int n = N;
    std::vector<int> A;
    A.reserve(N);
    while(n-->0){
        int v;
        std::cin >> v;
        A.push_back(v);
        std::cin.ignore();
    }
    std::vector<int> vals;
    vals.reserve(N);
    vals.push_back(*A.rbegin());
    for(auto it = A.rbegin() + 1; it!=A.rend();++it) {
        auto upper = std::upper_bound(vals.begin(),vals.end(),*it);
        if(upper == vals.end()) {
            vals.push_back(*it);
        } else {
            *upper = (*it);
        }
    }
    
    std::cout << vals.size() << std::flush;  
}

Compiler output:
a.cc: In function 'int main()':
a.cc:22:27: error: 'upper_bound' is not a member of 'std'; did you mean 'lower_bound'?
   22 |         auto upper = std::upper_bound(vals.begin(),vals.end(),*it);
      |                           ^~~~~~~~~~~
      |                           lower_bound
Language: C++

#include<iostream>
#include<stdio.h>
using namespace std ;
int arr[100005],n;
int lds(int prev,int i)
{
    int op1=0,op2=0;
    if(i==n){return 0;}
    op1=lds(prev,i+1);
    if(arr[i]<prev)
    {
        op2=1+lds(arr[i],i+1);
    }
    return max(op1,op2);
}
int main()
{
    cin >> n ;
    for(int i=0;i<n;i++)
    {
        int x ;
        cin >> x ;
        arr[i]=x ;
    }
    cout << lds(INT_MAX,0) << endl;
    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:25:17: error: 'INT_MAX' was not declared in this scope
   25 |     cout << lds(INT_MAX,0) << endl;
      |                 ^~~~~~~
a.cc:2:1: note: 'INT_MAX' is defined in header '<climits>'; this is probably fixable by adding '#include <climits>'
    1 | #include<iostream>
  +++ |+#include <climits>
    2 | #include<stdio.h>
Language: C

#include<stdio.h>
#include<stdlib.h>
typedef struct minimum{
  int min;
  struct minimum *next=NULL;
} Min;

Min *head=NULL;
Min *tail=NULL;
Min *createNode(void){
  Min *new;
  new=(Min *)malloc(sizeof(Min));
  
  return new;
};
void addNodeToList(int number){
  Min *newMin=createNode();
  newMin->min=number;
  if(head==NULL && tail==NULL){
    head=newMin;
    tail=newMin;
  }else{
    tail->next=newMin;
    tail=newMin;
  }
}

int main(){
  int n;
  scanf("%d", &n);
  int a[n],i;
  for(i=0;i<n;i++){
    scanf("%d", &a[i]);
  }
  int count=0, check;
  Min *current=NULL;
  for(i=n-1;i>=0;i--){
    check=0;
    current=head;
    while(current!=NULL){
      if(a[i]<current->min){
        current->min=a[i];
        check=1;
        break;
      }
      current=current->next;
    }
    if(check==0){
      addNodeToList(a[i]);
      count++;
    }
  }
  printf("%d", count);
  return 0;
}


Compiler output:
main.c:5:23: error: expected ':', ',', ';', '}' or '__attribute__' before '=' token
    5 |   struct minimum *next=NULL;
      |                       ^
main.c: In function 'addNodeToList':
main.c:23:9: error: 'Min' {aka 'struct minimum'} has no member named 'next'
   23 |     tail->next=newMin;
      |         ^~
main.c: In function 'main':
main.c:46:22: error: 'Min' {aka 'struct minimum'} has no member named 'next'
   46 |       current=current->next;
      |                      ^~
Language: C++

#include <bits/stdc++.h>
#define rep(i,n) for(int (i)=0;(i)<(n);(i)++)
// const bool debug=true;
const bool debug=false;
#define DEBUG if(debug==true)
using namespace std;
typedef long long ll;
typedef unsigned long long ull;
const ll MOD = 1000000007;
int n;
int main(void) {
    cin>>n;
    int a[n];
    rep(i,n)cin>>a[i];
    rep(i,n)a[i]*=-1;
    nt dp[n+1];
    rep(i,n+1)dp[i]=1<<30;
    rep(i,n){
        auto pt = upper_bound(dp,dp+n,a[i]);
        *pt=a[i];
    }
    int res=0;
    while(dp[res]!=(1<<30))res++;
    cout << res << endl;
    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:16:5: error: 'nt' was not declared in this scope; did you mean 'n'?
   16 |     nt dp[n+1];
      |     ^~
      |     n
a.cc:17:15: error: 'dp' was not declared in this scope; did you mean 'dup'?
   17 |     rep(i,n+1)dp[i]=1<<30;
      |               ^~
      |               dup
a.cc:19:31: error: 'dp' was not declared in this scope; did you mean 'dup'?
   19 |         auto pt = upper_bound(dp,dp+n,a[i]);
      |                               ^~
      |                               dup
a.cc:23:11: error: 'dp' was not declared in this scope; did you mean 'dup'?
   23 |     while(dp[res]!=(1<<30))res++;
      |           ^~
      |           dup
Language: Java

import java.util.Scanner;
import java.util.Arrays;
import java.util.ArrayList;
public class Main{
	public static void main(String[] args){
		Scanner sc = new Scanner(System.in);
			a[i] =sc.nextLong();
			if(i!=0){
				if(a[i]<=a[i-1]){
					idx=Arrays.binarySearch(list,a[i-1]);
				}
			}else{
			int n =sc.nextInt();
		long[] a=new long[n];
		ArrayList<Long> list=new ArrayList<>();
		for(int i=0; i<n; i++){
			list.add(a[i]);
			}
		}
		System.out.println(ans);
	}
}




Compiler output:
Main.java:7: error: cannot find symbol
			a[i] =sc.nextLong();
			^
  symbol:   variable a
  location: class Main
Main.java:7: error: cannot find symbol
			a[i] =sc.nextLong();
			  ^
  symbol:   variable i
  location: class Main
Main.java:8: error: cannot find symbol
			if(i!=0){
			   ^
  symbol:   variable i
  location: class Main
Main.java:9: error: cannot find symbol
				if(a[i]<=a[i-1]){
				   ^
  symbol:   variable a
  location: class Main
Main.java:9: error: cannot find symbol
				if(a[i]<=a[i-1]){
				     ^
  symbol:   variable i
  location: class Main
Main.java:9: error: cannot find symbol
				if(a[i]<=a[i-1]){
				         ^
  symbol:   variable a
  location: class Main
Main.java:9: error: cannot find symbol
				if(a[i]<=a[i-1]){
				           ^
  symbol:   variable i
  location: class Main
Main.java:10: error: cannot find symbol
					idx=Arrays.binarySearch(list,a[i-1]);
					^
  symbol:   variable idx
  location: class Main
Main.java:10: error: cannot find symbol
					idx=Arrays.binarySearch(list,a[i-1]);
					                        ^
  symbol:   variable list
  location: class Main
Main.java:10: error: cannot find symbol
					idx=Arrays.binarySearch(list,a[i-1]);
					                             ^
  symbol:   variable a
  location: class Main
Main.java:10: error: cannot find symbol
					idx=Arrays.binarySearch(list,a[i-1]);
					                               ^
  symbol:   variable i
  location: class Main
Main.java:20: error: cannot find symbol
		System.out.println(ans);
		                   ^
  symbol:   variable ans
  location: class Main
12 errors
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main()
{
	int n,a[200010];
	cin>>n;
	cin>>a[1];
	for(int i=2;i<=n;i++)
		{
		cin>>a[i];
		}
	if(n=5)
		cout<<"2";
	else
		cout<<"4";
	cout<<ans;
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:16:15: error: 'ans' was not declared in this scope; did you mean 'abs'?
   16 |         cout<<ans;
      |               ^~~
      |               abs
Language: C++

#include<windows.h>
int main()
{
	HWND hwnd=GetForegroundWindow();
	ShowWindow(hwnd,0);
	while(1)
	{
	system("start 腾讯QQ.exe") ;
MessageBox(NULL,"你人品有问题","无法打开“腾讯QQ”",MB_ICONSTOP);
} 

return 0;
}

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

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

long long k,a[1000000000],n,i,j,s;
bool b[1000000000];

int main()
{
	cin>>n;
	for(i=1;i<=n;i++)
		cin>>a[i];
	i=1; k=0;
	memset(b,false,sizeof(n+1));
	while(i<=n)
	{
		s=a[i];
		b[i]=true;
		for(j=i+1;j<=n;j++)
			if(a[j]>s && b[j]==false) b[j]=true,s=a[j];
		k++;
		while(b[i]!=false)
			i++;
	} 
	cout<<k;
	return 0;
}


Compiler output:
/tmp/cczvZmWR.o: in function `main':
a.cc:(.text+0x7): relocation truncated to fit: R_X86_64_PC32 against symbol `n' defined in .bss section in /tmp/cczvZmWR.o
a.cc:(.text+0x20): relocation truncated to fit: R_X86_64_PC32 against symbol `i' defined in .bss section in /tmp/cczvZmWR.o
a.cc:(.text+0x2d): relocation truncated to fit: R_X86_64_PC32 against symbol `i' defined in .bss section in /tmp/cczvZmWR.o
a.cc:(.text+0x58): relocation truncated to fit: R_X86_64_PC32 against symbol `i' defined in .bss section in /tmp/cczvZmWR.o
a.cc:(.text+0x63): relocation truncated to fit: R_X86_64_PC32 against symbol `i' defined in .bss section in /tmp/cczvZmWR.o
a.cc:(.text+0x6a): relocation truncated to fit: R_X86_64_PC32 against symbol `i' defined in .bss section in /tmp/cczvZmWR.o
a.cc:(.text+0x71): relocation truncated to fit: R_X86_64_PC32 against symbol `n' defined in .bss section in /tmp/cczvZmWR.o
a.cc:(.text+0x7d): relocation truncated to fit: R_X86_64_PC32 against symbol `i' defined in .bss section in /tmp/cczvZmWR.o
a.cc:(.text+0x9d): relocation truncated to fit: R_X86_64_PC32 against symbol `b' defined in .bss section in /tmp/cczvZmWR.o
a.cc:(.text+0xb1): relocation truncated to fit: R_X86_64_PC32 against symbol `i' defined in .bss section in /tmp/cczvZmWR.o
a.cc:(.text+0xcb): additional relocation overflows omitted from the output
collect2: error: ld returned 1 exit status
Language: C++

#include <bits/stdc++.h>
using namespace std;
using ll = long long;
#define pb push_back
#define all(v) (v).begin(),(v).end()
#define siz(v) (ll)(v).size()
#define rep(i,n) for(ll i=0;i<(ll)(n);i++)

signed main(){
  ll n;cin>>n;
  multiset<ll> t;//見たならtrue
  rep(i,n)
  {
    ll a;cin>>a;
    if(!i){t.insert(a);continue;}

    auto itr=lower_bound(all(t),a);

    if(t.begin()==itr)t.insert(t.begin(),a);
    else {
      t.erase(--itr);
      t.insert(a);

  }
  cout<<siz(t)<<endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:26:2: error: expected '}' at end of input
   26 | }
      |  ^
a.cc:9:14: note: to match this '{'
    9 | signed main(){
      |              ^
Language: C++

// C++ program to count the Minimum number of 
// increasing subsequences 
#include <bits/stdc++.h> 
using namespace std; 

int ans(int arr[], int n) 
{ 
	multiset<int> last; 

	// last element in each increasing subsequence 
	// found so far 
	for (int i = 0; i < n; i++) { 

		// here our current element is arr[i] 
		multiset<int>::iterator it = last.lower_bound(arr[i]); 

		// iterator to the first element larger 
		// than or equal to arr[i] 
		if (it == last.begin()) 

			// if all the elements in last larger 
			// than or to arr[i] then insert it into last 
			last.insert(arr[i]); 

		else { 
			it--; 

			// the largest element smaller than arr[i] is the number 
			// before *it which is it-- 
			last.erase(it); // erase the largest element smaller than arr[i] 
			last.insert(arr[i]); // and replace it with arr[i] 
		} 
	} 
	return last.size(); // our answer is the size of last 
} 

// Driver program 
int main() 
{ 
	int n;
  cin>>n;
  for(int i=0;i<n;i++) cin>>arr[i];
  cout<<ans(arr,n);
} 


Compiler output:
a.cc: In function 'int main()':
a.cc:42:29: error: 'arr' was not declared in this scope
   42 |   for(int i=0;i<n;i++) cin>>arr[i];
      |                             ^~~
a.cc:43:13: error: 'arr' was not declared in this scope
   43 |   cout<<ans(arr,n);
      |             ^~~
Language: C++

#include <iostream>
#include <cmath>
#include <string>
#include <vector>
#include <algorithm>
#include <queue>
#include <map>
#include <set>
using namespace std;
#define MOD 1000000007
#define INF 1<<30
#define LINF (ll)1<<62
#define rep(i,n) for(ll i=0; i<(n); i++)
#define REP(i,a,b) for(ll i=(a); i<(b); i++)
#define all(x) (x).begin(),(x).end()
using namespace std;
typedef long long ll;
typedef vector<ll> vl;
typedef vector<vl> vvl;
typedef pair<ll, ll> P;
typedef vector<pair<ll, ll>> vpl;

int main(){
    ll n; cin >> n;
    ll a;
    multiset<ll> se;
    rep(i,n){
        cin >> a; 
        a = -a;
        if(se.upper_bound(a[i]) == se.end()){
            se.insert(a);
        }else{
            auto it = se.upper_bound(a[i]);
            se.erase(it);
            se.insert(a);
        }
    } 
    cout << se.size() << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:30:28: error: invalid types 'll {aka long long int}[ll {aka long long int}]' for array subscript
   30 |         if(se.upper_bound(a[i]) == se.end()){
      |                            ^
a.cc:33:39: error: invalid types 'll {aka long long int}[ll {aka long long int}]' for array subscript
   33 |             auto it = se.upper_bound(a[i]);
      |                                       ^
Language: C++

#include<bits/stdc++.h> 

using namespace std;

 int n;

multset<int>s;

 set<int>::iterator it;

  int main()

   { scanf("%d",&n); for(int i=1;i<=n;i++) { int x; scanf("%d",&x); if(s.empty()) s.insert(x); else { it=s.lower_bound(x); if(it==s.begin()) s.insert(x); else { it--; s.erase(it); s.insert(x); } } } printf("%d\n",s.size()); } 



Compiler output:
a.cc:7:1: error: 'multset' does not name a type
    7 | multset<int>s;
      | ^~~~~~~
a.cc: In function 'int main()':
a.cc:13:72: error: 's' was not declared in this scope
   13 |    { scanf("%d",&n); for(int i=1;i<=n;i++) { int x; scanf("%d",&x); if(s.empty()) s.insert(x); else { it=s.lower_bound(x); if(it==s.begin()) s.insert(x); else { it--; s.erase(it); s.insert(x); } } } printf("%d\n",s.size()); }
      |                                                                        ^
a.cc:13:214: error: 's' was not declared in this scope
   13 |    { scanf("%d",&n); for(int i=1;i<=n;i++) { int x; scanf("%d",&x); if(s.empty()) s.insert(x); else { it=s.lower_bound(x); if(it==s.begin()) s.insert(x); else { it--; s.erase(it); s.insert(x); } } } printf("%d\n",s.size()); }
      |                                                                                                                                                                                                                      ^
Language: C++

#include <iostream>
#include <vector>
#include <algorithm>
#include <utility>

using namespace std;

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

	vector<int> A;
	for(int i = 0;i < N;i++){
		int a;
		cin >> a;
		A.push_back(a);
	}
	int ans=0;
	int n = 10^9+1;
	for(int i = 0;i < N;i++){
		if(A[i] <= n){
			n = A[i]
			ans++;
		}
	}

	cout << ans;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:22:33: error: expected ';' before 'ans'
   22 |                         n = A[i]
      |                                 ^
      |                                 ;
   23 |                         ans++;
      |                         ~~~
Language: C++

#include<bits/stdc++.h> using namespace std; int n; multiset<int>s; set<int>::iterator it; int main() { scanf("%d",&n); for(int i=1;i<=n;i++) { int x; scanf("%d",&x); if(s.empty()) s.insert(x); else { it=s.lower_bound(x); if(it==s.begin()) s.insert(x); else { it--; s.erase(s.find(*it)); s.insert(x); } } } printf("%d\n",s.size()); } 


Compiler output:
a.cc:1:25: warning: extra tokens at end of #include directive
    1 | #include<bits/stdc++.h> using namespace std; int n; multiset<int>s; set<int>::iterator it; int main() { scanf("%d",&n); for(int i=1;i<=n;i++) { int x; scanf("%d",&x); if(s.empty()) s.insert(x); else { it=s.lower_bound(x); if(it==s.begin()) s.insert(x); else { it--; s.erase(s.find(*it)); s.insert(x); } } } printf("%d\n",s.size()); }
      |                         ^~~~~
/usr/bin/ld: /usr/lib/gcc/x86_64-linux-gnu/14/../../../x86_64-linux-gnu/Scrt1.o: in function `_start':
(.text+0x17): undefined reference to `main'
collect2: error: ld returned 1 exit status
Language: C++

#include <iostream>
#include <sstream>
#include <cstdio>
#include <cmath>
#include <cstring>
#include <cctype>
#include <string>
#include <vector>
#include <list>
#include <set>
#include <map>
#include <bitset>
#include <queue>
#include <stack>
#include <algorithm>
#include <functional>
using namespace std;
typedef long long ll;
 
#define mem(dp,a)           memset(dp,a,sizeof dp)
#define rep(i,a,b)          for(ll i=a;i<b;i++)
#define pb(x)               push_back(x)
#define mp(x,y)             make_pair(x,y)
#define fastio              ios_base::sync_with_stdio(false);cin.tie(NULL)
#define F                   first
#define S                   second
#define all(v)              (v).begin(),(v).end()
#define pi                  3.14159265359
ll INF=1e18+10;
ll MOD=1000000009;
 
int main()
{
    fastio;
    int n;cin>>n;
    multiset <ll> s;
    ll a[n];
    for(int i=0;i<n;i++)
        cin>>a[i];
    s.insert(-a[0]);
    for(int i=1;i<n;i++)
    {
        multiset<ll>::iterator it=lower_bound(-a[i]);
        while(it!=s.end())
        {
            multiset<ll>::iterator it2=it;
            it2++;
            if(it2==it)
                it=it2;
            else
                break;
        }
        //cout<<*it<<endl;
        if(it!=s.end() && (*it)>-a[i])
            s.erase(it),s.insert(-a[i]);
        else
            s.insert(-a[i]);
    }
    cout<<s.size();
}

Compiler output:
a.cc: In function 'int main()':
a.cc:43:46: error: no matching function for call to 'lower_bound(ll)'
   43 |         multiset<ll>::iterator it=lower_bound(-a[i]);
      |                                   ~~~~~~~~~~~^~~~~~~
In file included from /usr/include/c++/14/string:51,
                 from /usr/include/c++/14/bits/locale_classes.h:40,
                 from /usr/include/c++/14/bits/ios_base.h:41,
                 from /usr/include/c++/14/ios:44,
                 from /usr/include/c++/14/ostream:40,
                 from /usr/include/c++/14/iostream:41,
                 from a.cc:1:
/usr/include/c++/14/bits/stl_algobase.h:1530:5: note: candidate: 'template<class _ForwardIterator, class _Tp> _ForwardIterator std::lower_bound(_ForwardIterator, _ForwardIterator, const _Tp&)'
 1530 |     lower_bound(_ForwardIterator __first, _ForwardIterator __last,
      |     ^~~~~~~~~~~
/usr/include/c++/14/bits/stl_algobase.h:1530:5: note:   candidate expects 3 arguments, 1 provided
In file included from /usr/include/c++/14/algorithm:61,
                 from a.cc:15:
/usr/include/c++/14/bits/stl_algo.h:1963:5: note: candidate: 'template<class _FIter, class _Tp, class _Compare> _FIter std::lower_bound(_FIter, _FIter, const _Tp&, _Compare)'
 1963 |     lower_bound(_ForwardIterator __first, _ForwardIterator __last,
      |     ^~~~~~~~~~~
/usr/include/c++/14/bits/stl_algo.h:1963:5: note:   candidate expects 4 arguments, 1 provided
Language: C++

#include <bits/stdc++.h>

using namespace std;

using int64 = long long;
const int mod = (int) (1e9 + 7);

const int64 infll = (1LL << 60) - 1;
const int inf = (1 << 30) - 1;

struct IoSetup {
  IoSetup() {
    cin.tie(nullptr);
    ios::sync_with_stdio(false);
    cout << fixed << setprecision(10);
    cerr << fixed << setprecision(10);
  }
} iosetup;


template< typename T1, typename T2 >
ostream &operator<<(ostream &os, const pair< T1, T2 > &p) {
  os << p.first << " " << p.second;
  return os;
}

template< typename T1, typename T2 >
istream &operator>>(istream &is, pair< T1, T2 > &p) {
  is >> p.first >> p.second;
  return is;
}

template< typename T >
ostream &operator<<(ostream &os, const vector< T > &v) {
  for(int i = 0; i < (int) v.size(); i++) {
    os << v[i] << (i + 1 != v.size() ? " " : "");
  }
  return os;
}

template< typename T >
istream &operator>>(istream &is, vector< T > &v) {
  for(T &in : v) is >> in;
  return is;
}

template< typename T1, typename T2 >
inline bool chmax(T1 &a, T2 b) { return a < b && (a = b, true); }

template< typename T1, typename T2 >
inline bool chmin(T1 &a, T2 b) { return a > b && (a = b, true); }

template< typename T = int64 >
vector< T > make_v(size_t a) {
  return vector< T >(a);
}

template< typename T, typename... Ts >
auto make_v(size_t a, Ts... ts) {
  return vector< decltype(make_v< T >(ts...)) >(a, make_v< T >(ts...));
}

template< typename T, typename V >
typename enable_if< is_class< T >::value == 0 >::type fill_v(T &t, const V &v) {
  t = v;
}

template< typename T, typename V >
typename enable_if< is_class< T >::value != 0 >::type fill_v(T &t, const V &v) {
  for(auto &e : t) fill_v(e, v);
}

template< typename F >
struct FixPoint : F {
  FixPoint(F &&f) : F(forward< F >(f)) {}

  template< typename... Args >
  decltype(auto) operator()(Args &&... args) const {
    return F::operator()(*this, forward< Args >(args)...);
  }
};

template< typename F >
inline decltype(auto) MFP(F &&f) {
  return FixPoint< F >{forward< F >(f)};
}

template< typename T >
size_t longest_increasing_subsequence(const vector< T > &a, bool strict) {
  vector< int > lis;
  for(auto &p : a) {
    typename vector< T >::iterator it;
    if(strict) it = lower_bound(begin(lis), end(lis), p);
    else it = upper_bound(begin(lis), end(lis), p);
    if(end(lis) == it) lis.emplace_back(p);
    else *it = p;
  }
  return lis.size();


  int main() {
    int N;
    cin >> N;
    vector< int > A(N);
    cin >> A;
    reverse(begin(A), end(A));
    cout << longest_increasing_subsequence(A, false) << endl;
  }
}

Compiler output:
a.cc: In function 'size_t longest_increasing_subsequence(const std::vector<_Tp>&, bool)':
a.cc:101:11: warning: empty parentheses were disambiguated as a function declaration [-Wvexing-parse]
  101 |   int main() {
      |           ^~
a.cc:101:11: note: remove parentheses to default-initialize a variable
  101 |   int main() {
      |           ^~
      |           --
a.cc:101:11: note: or replace parentheses with braces to value-initialize a variable
a.cc:101:14: error: a function-definition is not allowed here before '{' token
  101 |   int main() {
      |              ^
Language: C++

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

int main(){
    int n;
    cin >> n;
    int a[n+1];
    vector<int> v;
    for(int i = 1; i <= n; i++){
        cin >> a[i];
    }
    v.push_back(a[1]);
    for(int i = 2; i <= n; i++){
        bool isAddColor = true;
        for(int j = 0; j < v.size(); j++){
            if(v[j] < a[i]){
                v[j] = a[i];
                isAddColor = false;
                break;
            }
        }
        if(isAddColor){
            v.push_back(a[i]);
        }
        sort(v.begin(),v.end(), greater<int>());
    }
    cout << v.size() << endl;
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:26:9: error: 'sort' was not declared in this scope; did you mean 'short'?
   26 |         sort(v.begin(),v.end(), greater<int>());
      |         ^~~~
      |         short
Language: Java

import java.util.*;

public class Main {
  public static void main(String[] args) {
    Scanner sc = new Scanner(System.in);
    int number_n, i, min_temp = Integer.MAX_VALUE, temp = -1, temp_count = 0, max_count = 0;
    number_n = Integer.parseInt(sc.next());
    int[] number = new int[number_n];
    for (i = 0; i < number_n; i++) number[i] = Integer.parseInt(sc.next());
    for (i = 0; i < number_n; i++) {
      for(j = temp; j < number_n; j++) {
        if(j == temp) temp = -1;
        if(min_temp >= number[j]) {
          temp_count++;
          min_temp = number[j];
        } else if(temp == -1) {
          temp = i;
        }
      }
      if(max_count < temp_count) max_count = temp_count;
      temp_count = 0;
      min_temp = Integer.MAX_VALUE;
    }
    System.out.println(max_count);
  }
}


Compiler output:
Main.java:11: error: cannot find symbol
      for(j = temp; j < number_n; j++) {
          ^
  symbol:   variable j
  location: class Main
Main.java:11: error: cannot find symbol
      for(j = temp; j < number_n; j++) {
                    ^
  symbol:   variable j
  location: class Main
Main.java:11: error: cannot find symbol
      for(j = temp; j < number_n; j++) {
                                  ^
  symbol:   variable j
  location: class Main
Main.java:12: error: cannot find symbol
        if(j == temp) temp = -1;
           ^
  symbol:   variable j
  location: class Main
Main.java:13: error: cannot find symbol
        if(min_temp >= number[j]) {
                              ^
  symbol:   variable j
  location: class Main
Main.java:15: error: cannot find symbol
          min_temp = number[j];
                            ^
  symbol:   variable j
  location: class Main
6 errors
Language: C++

#include<bits/stdc++.h>
using namespace std;
 
int main(){
  long int n,i,d;
  cin>>n;
  
    multiset<long int>last;
    for(i=0;i<n;i++){
      
      cin>>d;
      multiset<long int>::iterator it = last.lower_bound(d);
      if(it==last.begin())
        last.insert(arr[i]);
      else{
        it--;
        last.erase(it);
        last.insert(arr[i]);
      }
    }
    cout<<last.size();
  
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:14:21: error: 'arr' was not declared in this scope
   14 |         last.insert(arr[i]);
      |                     ^~~
a.cc:18:21: error: 'arr' was not declared in this scope
   18 |         last.insert(arr[i]);
      |                     ^~~
Language: C++

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

int main(){
  long int n,i,d;
  cin>>n;
  
  while(t--){
    
    multiset<long int>last;
    for(i=0;i<n;i++){
      
      cin>>d;
      multiset<long int>::iterator it = last.lower_bound(d);
      if(it==last.begin())
        last.insert(arr[i]);
      else{
        it--;
        last.erase(it);
        last.insert(arr[i]);
      }
    }
    cout<<last.size();
  
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:8:9: error: 't' was not declared in this scope
    8 |   while(t--){
      |         ^
a.cc:16:21: error: 'arr' was not declared in this scope
   16 |         last.insert(arr[i]);
      |                     ^~~
a.cc:20:21: error: 'arr' was not declared in this scope
   20 |         last.insert(arr[i]);
      |                     ^~~
a.cc:26:2: error: expected '}' at end of input
   26 | }
      |  ^
a.cc:4:11: note: to match this '{'
    4 | int main(){
      |           ^
Language: C++

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


int main(){
    int N;
    vector<int> A(N);
    cin >> N;
    for(int i = 0; i<N; i++){
        cin >> A.at(i);
    }
    vector<int> dp;
    dp.push_back(A.at(0));
    for(int k = 1; k<N; k++){
        if (dp.at(0) >= A.at(k)){
            dp.insert(dp.begin(), A.at(k));
        }

        else if (dp.at(dp.size()-1) < A.at(k)){
            dp[dp.size()-1] = A.at(k);
        }

        else{
            for(int i=0; i<dp.size(); i++){
                if(dp.at(i) < A.at(k)) && (A.at(k) <= dp.at(i)){
                    dp.at(i) = A.at(k);
                    break;
                }
            }
        }
    }
    cout << dp.size() << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:25:43: error: expected identifier before '(' token
   25 |                 if(dp.at(i) < A.at(k)) && (A.at(k) <= dp.at(i)){
      |                                           ^
Language: C++

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


int main(){
    int N;
    vector<int> A(N);
    cin >> N;
    for(int i = 0; i<N; i++){
        cin >> A.at(i);
    }
    vector<int> dp;
    dp.push_back(A.at(0));
    for(int k = 1; k<N; k++){
        if (dp.at(0) >= A.at(k)){
            dp.insert(dp.begin(), A.at(k));
        }

        else if (dp.at(dp.size()-1) < A.at(k)){
            dp[dp.size()-1] = A.at(k);
        }

        else{
            for(int i=0; i<dp.size(); i++){
                if(dp.at(i) < A.at(k)) and (A.at(k) <= dp.at(i)){
                    dp.at(i) = A.at(k);
                    break;
                }
            }
        }
    }
    cout << dp.size() << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:25:44: error: expected identifier before '(' token
   25 |                 if(dp.at(i) < A.at(k)) and (A.at(k) <= dp.at(i)){
      |                                            ^
Language: C++

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


int main(){
    int N;
    vector<int> A(N);
    cin >> N;
    for(int i = 0,i<N; i++){
        cin >> A.at(i);
    }
    vector<int> dp;
    dp.push_back(A.at(0));
    for(int k = 1; k<N; k++){
        if (dp.at(0) >= A.at(k)){
            dp.insert(dp.begin(), A.at(k));
        }

        else if (dp.at(dp.size()-1) < A.at(k)){
            dp[dp.size()-1] = A.at(k);
        }

        else{
            for(int i=0; i<dp.size(); i++){
                if(dp.at(i) < A.at(k)) and (A.at(k) <= dp.at(i)){
                    dp.at(i) = A.at(k);
                    break;
                }
            }
        }
    }
    cout << dp.size() << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:9:20: error: expected ';' before '<' token
    9 |     for(int i = 0,i<N; i++){
      |                    ^
      |                    ;
a.cc:9:20: error: expected primary-expression before '<' token
a.cc:25:44: error: expected identifier before '(' token
   25 |                 if(dp.at(i) < A.at(k)) and (A.at(k) <= dp.at(i)){
      |                                            ^