foo.c: In function 'main':
foo.c:8:26: warning: iteration 999 invokes undefined behavior [-Waggressive-loop-optimizations]
    8 |                 number[i]=0;
      |                 ~~~~~~~~~^~
foo.c:7:18: note: within this loop
    7 |         for(i=0;i<=999;i++){
      |                 ~^~~~~
foo.c:16:34: warning: iteration 999 invokes undefined behavior [-Waggressive-loop-optimizations]
   16 |                 for(j=1;j<=number[i];j++){
      |                            ~~~~~~^~~
foo.c:15:18: note: within this loop
   15 |         for(i=0;i<=999;i++){
      |                 ~^~~~~
foo.c:8:26: warning: '__builtin_memset' forming offset [3996, 3999] is out of the bounds [0, 3996] of object 'number' with type 'int[999]' [-Warray-bounds]
    8 |                 number[i]=0;
      |                 ~~~~~~~~~^~
foo.c:5:8: note: 'number' declared here
    5 |    int number[999];
      |        ^~~~~~

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