View Compilation Error

0_0_39558897_5053.cpp: In function 'int main()':
0_0_39558897_5053.cpp:8:34: error: expected ';' before '}' token
    8 |                 cout<<a[(n-1)%20]
      |                                  ^
      |                                  ;
    9 |         }
      |         ~