Language: C++

#include<iostream>
using namespace std;

int B[11]={0};
int C[11]={0};

bool DFS(int *a,int i=0,int b=1,int c=1)
{
	bool judge=true;

	if(i==10)
		return judge;

	judge=false;

	if(B[b-1]<a[i]){
		B[b]=a[i];
		judge=DFS(a,i+1,b+1,c);
		
	}
	if(C[c-1]<a[i]){
		C[c]=a[i];
		judge=DFS(a,i+1,b,c+1);
		
	}

	return judge;
}        

int main()
{
        int N;
		int i=0;
        cin>>N;

		while(i<N){
			int A[10]={0};
			for(int i=0;i<10;i++)
				cin>>A[i];

            if(DFS(A)==true)
                cout<<"YES"<<endl;
            else
				cout<<"NO"<<endl;

			
??????????????????i++;
        }
                
	
        return 0;
} 

Compiler output:
a.cc: In function 'int main()':
a.cc:47:1: error: expected primary-expression before '?' token
   47 | ??????????????????i++;
      | ^
a.cc:47:2: error: expected primary-expression before '?' token
   47 | ??????????????????i++;
      |  ^
a.cc:47:3: error: expected primary-expression before '?' token
   47 | ??????????????????i++;
      |   ^
a.cc:47:4: error: expected primary-expression before '?' token
   47 | ??????????????????i++;
      |    ^
a.cc:47:5: error: expected primary-expression before '?' token
   47 | ??????????????????i++;
      |     ^
a.cc:47:6: error: expected primary-expression before '?' token
   47 | ??????????????????i++;
      |      ^
a.cc:47:7: error: expected primary-expression before '?' token
   47 | ??????????????????i++;
      |       ^
a.cc:47:8: error: expected primary-expression before '?' token
   47 | ??????????????????i++;
      |        ^
a.cc:47:9: error: expected primary-expression before '?' token
   47 | ??????????????????i++;
      |         ^
a.cc:47:10: error: expected primary-expression before '?' token
   47 | ??????????????????i++;
      |          ^
a.cc:47:11: error: expected primary-expression before '?' token
   47 | ??????????????????i++;
      |           ^
a.cc:47:12: error: expected primary-expression before '?' token
   47 | ??????????????????i++;
      |            ^
a.cc:47:13: error: expected primary-expression before '?' token
   47 | ??????????????????i++;
      |             ^
a.cc:47:14: error: expected primary-expression before '?' token
   47 | ??????????????????i++;
      |              ^
a.cc:47:15: error: expected primary-expression before '?' token
   47 | ??????????????????i++;
      |               ^
a.cc:47:16: error: expected primary-expression before '?' token
   47 | ??????????????????i++;
      |                ^
a.cc:47:17: error: expected primary-expression before '?' token
   47 | ??????????????????i++;
      |                 ^
a.cc:47:18: error: expected primary-expression before '?' token
   47 | ??????????????????i++;
      |                  ^
a.cc:47:22: error: expected ':' before ';' token
   47 | ??????????????????i++;
      |                      ^
      |                      :
a.cc:47:22: error: expected primary-expression before ';' token
a.cc:47:22: error: expected ':' before ';' token
   47 | ??????????????????i++;
      |                      ^
      |                      :
a.cc:47:22: error: expected primary-expression before ';' token
a.cc:47:22: error: expected ':' before ';' token
   47 | ??????????????????i++;
      |                      ^
      |                      :
a.cc:47:22: error: expected primary-expression before ';' token
a.cc:47:22: error: expected ':' before ';' token
   47 | ??????????????????i++;
      |                      ^
      |                      :
a.cc:47:22: error: expected primary-expression before ';' token
a.cc:47:22: error: expected ':' before ';' token
   47 | ??????????????????i++;
      |                      ^
      |                      :
a.cc:47:22: error: expected primary-expression before ';' token
a.cc:47:22: error: expected ':' before ';' token
   47 | ??????????????????i++;
      |                      ^
      |                      :
a.cc:47:22: error: expected primary-expression before ';' token
a.cc:47:22: error: expected ':' before ';' token
   47 | ??????????????????i++;
      |                      ^
      |                      :
a.cc:47:22: error: expected primary-expression before ';' token
a.cc:47:22: error: expected ':' before ';' token
   47 | ??????????????????i++;
      |                      ^
      |                      :
a.cc:47:22: error: expected primary-expression before ';' token
a.cc:47:22: error: expected ':' before ';' token
   47 | ??????????????????i++;
      |                      ^
      |                      :
a.cc:47:22: error: expected primary-expression before ';' token
a.cc:47:22: error: expected ':' before ';' token
   47 | ??????????????????i++;
      |                      ^
      |                      :
a.cc:47:22: error: expected primary-expression before ';' token
a.cc:47:22: error: expected ':' before ';' token
   47 | ??????????????????i++;
      |                      ^
      |                      :
a.cc:47:22: error: expected primary-expression before ';' token
a.cc:47:22: error: expected ':' before ';' token
   47 | ??????????????????i++;
      |                      ^
      |                      :
a.cc:47:22: error: expected primary-expression before ';' token
a.cc:47:22: error: expected ':' before ';' token
   47 | ??????????????????i++;
      |                      ^
      |                      :
a.cc:47:22: error: expected primary-expression before ';' token
a.cc:47:22: error: expected ':' before ';' token
   47 | ??????????????????i++;
      |                      ^
      |                      :
a.cc:47:22: error: expected primary-expression before ';' token
a.cc:47:22: error: expected ':' before ';' token
   47 | ??????????????????i++;
      |                      ^
      |                      :
a.cc:47:22: error: expected primary-expression before ';' token
a.cc:47:22: error: expected ':' before ';' token
   47 | ??????????????????i++;
      |                      ^
      |                      :
a.cc:47:22: error: expected primary-expression before ';' token
a.cc:47:22: error: expected ':' before ';' token
   47 | ??????????????????i++;
      |                      ^
      |                      :
a.cc:47:22: error: expected primary-expression before ';' token
a.cc:47:22: error: expected ':' before ';' token
   47 | ??????????????????i++;
      |                      ^
      |                      :
a.cc:47:22: error: expected primary-expression before ';' token