foo.cc: In function 'int main()':
foo.cc:43:3: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
   43 |   for (int i = 2;i <= 9;i++) scanf("%d", &t), (goal[n] *= 10) += t;n++;
      |   ^~~
foo.cc:43:68: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'for'
   43 |   for (int i = 2;i <= 9;i++) scanf("%d", &t), (goal[n] *= 10) += t;n++;
      |                                                                    ^
foo.cc:43:35: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   43 |   for (int i = 2;i <= 9;i++) scanf("%d", &t), (goal[n] *= 10) += t;n++;
      |                              ~~~~~^~~~~~~~~~

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