foo.cc: In function 'int compute(int*, int, int)':
foo.cc:30:32: error: array must be initialized with a brace-enclosed initializer
   30 |     int a[szline2]=a[szline2-1]+a[szline2];
      |                    ~~~~~~~~~~~~^~~~~~~~~~~
foo.cc:34:32: error: array must be initialized with a brace-enclosed initializer
   34 |     int a[szline3]=a[szline3-1]+a[szline3];
      |                    ~~~~~~~~~~~~^~~~~~~~~~~
foo.cc:36:25: error: array must be initialized with a brace-enclosed initializer
   36 |    int a[sum]=a[szline2]+a[szline3];
      |               ~~~~~~~~~~^~~~~~~~~~~
foo.cc:44:24: error: array must be initialized with a brace-enclosed initializer
   44 |    int a[sum]=a[szline4];
      |               ~~~~~~~~~^
foo.cc: In function 'int Choose(int*, int*, int*, int, int, int)':
foo.cc:56:15: error: array must be initialized with a brace-enclosed initializer
   56 |   int c[l]=b[l];
      |            ~~~^
foo.cc:56:7: warning: unused variable 'c' [-Wunused-variable]
   56 |   int c[l]=b[l];
      |       ^
foo.cc:62:8: warning: unused variable 'answer' [-Wunused-variable]
   62 |    int answer=c[l];
      |        ^~~~~~
foo.cc:66:8: warning: unused variable 'answer' [-Wunused-variable]
   66 |    int answer=c[l-1];
      |        ^~~~~~
foo.cc: In function 'int main()':
foo.cc:75:30: error: 'answer' was not declared in this scope
   75 |  int finish=Choose(a,b,c,sum,answer,n);
      |                              ^~~~~~

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