foo.cc: In function 'int main()':
foo.cc:23:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   23 |  scanf("%d%d",&n,&m);
      |  ~~~~~^~~~~~~~~~~~~~
foo.cc:25:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   25 |   scanf("%d%d%d",&a[i].x,&a[i].y,&a[i].t);
      |   ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
foo.cc:38:11: warning: iteration 100005 invokes undefined behavior [-Waggressive-loop-optimizations]
   38 |   ans+=b[i];
      |        ~~~^
foo.cc:37:16: note: within this loop
   37 |  for(int i=0; i<=100005; i++)
      |               ~^~~~~~~~

Found 10 testcases.
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