Mã chấm: 270192

Main.cc: In function ‘int main()’:
Main.cc:20:14: warning: unused variable ‘n’ [-Wunused-variable]
  long long t,n,a[100];
              ^
Main.cc: At global scope:
Main.cc:25:3: error: expected unqualified-id before ‘for’
 } for(int i=0;i