View Compilation Error

0_0_39019307_11301.cpp: In function 'int main()':
0_0_39019307_11301.cpp:52:2: error: expected '}' at end of input
   52 | }
      |  ^
0_0_39019307_11301.cpp:20:1: note: to match this '{'
   20 | {
      | ^