/in/foo.cc: In function 'int main()':
/in/foo.cc:28:34: error: incompatible types in assignment of 'int' to 'int [105][105]'
   ans += f[route[i]][route[i + 1]];
                                  ^
/in/foo.cc:29:19: warning: format '%d' expects argument of type 'int', but argument 2 has type 'int (*)[105]' [-Wformat=]
  printf("%d\n",ans);
                   ^