foo.cc: In function 'int main()':
foo.cc:48:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d %d",&n,&m);
     ~~~~~^~~~~~~~~~~~~~~
foo.cc:53:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d %d %d",&ni,&Ti,&ti);
         ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
foo.cc:39:6: warning: 'minTime' may be used uninitialized in this function [-Wmaybe-uninitialized]
     T-=h*3600;
     ~^~~~~~~~
foo.cc:90:9: note: 'minTime' was declared here
     int minTime;
         ^~~~~~~

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