View Compilation Error

0_0_39706820_12054.cpp: In function 'int main()':
0_0_39706820_12054.cpp:23:2: error: expected primary-expression before 'int'
   23 | (int a = 0;
      |  ^~~
0_0_39706820_12054.cpp:23:2: error: expected ')' before 'int'
   23 | (int a = 0;
      | ~^~~
      |  )
0_0_39706820_12054.cpp:24:13: error: 'a' was not declared in this scope
   24 | scanf("%d",&a);
      |             ^
0_0_39706820_12054.cpp:35:17: error: expected primary-expression before '%' token
   35 | int num7 = num5/%10;
      |                 ^
0_0_39706820_12054.cpp: At global scope:
0_0_39706820_12054.cpp:38:1: error: expected unqualified-id before 'return'
   38 | return 0;
      | ^~~~~~
0_0_39706820_12054.cpp:39:1: error: expected declaration before '}' token
   39 | }
      | ^