Runtime Error
foo.c: In function 'main': foo.c:5:3: warning: ignoring return value of 'scanf', declared with attribute warn_unused_result [-Wunused-result] 5 | scanf("%d",&x); | ^~~~~~~~~~~~~~ foo.c:8:4: warning: ignoring return value of 'scanf', declared with attribute warn_unused_result [-Wunused-result] 8 | scanf("%d",&a[x1]); | ^~~~~~~~~~~~~~~~~~
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