foo.cc: In function 'int main()':
foo.cc:89:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d%d",&n,&m);
  ~~~~~^~~~~~~~~~~~~~
foo.cc:90:51: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  for(int i=1;i<=n;i++) for(int j=1;j<=m;j++) scanf("%d",&s[i][j]);
                                              ~~~~~^~~~~~~~~~~~~~~
foo.cc:93:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%s",Map[i]+1);
   ~~~~~^~~~~~~~~~~~~~~

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