View Compilation Error

0_0_39181647_27625.cpp: In function 'int main()':
0_0_39181647_27625.cpp:5:32: error: expected ';' before 'cin'
    5 |         ios::sync_with_stdio(0)
      |                                ^
      |                                ;
    6 |         cin>>T;
      |         ~~~                     
0_0_39181647_27625.cpp:20:22: error: 'i' was not declared in this scope
   20 |                 if(t>i)cout<<"\n";
      |                      ^