foo.c: In function 'main':
foo.c:39:14: warning: 'ch1' may be used uninitialized [-Wmaybe-uninitialized]
   39 |         max1 = ch1[0];
      |         ~~~~~^~~~~~~~
foo.c:10:13: note: 'ch1' declared here
   10 |         int ch1[10000];
      |             ^~~
foo.c:45:14: warning: 'ch2' may be used uninitialized [-Wmaybe-uninitialized]
   45 |         max2 = ch2[0];
      |         ~~~~~^~~~~~~~
foo.c:11:13: note: 'ch2' declared here
   11 |         int ch2[10000];
      |             ^~~
foo.c:45:14: warning: 'ch2' may be used uninitialized [-Wmaybe-uninitialized]
   45 |         max2 = ch2[0];
      |         ~~~~~^~~~~~~~
foo.c:11:13: note: 'ch2' declared here
   11 |         int ch2[10000];
      |             ^~~

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