foo.c: In function 'main':
foo.c:29:2: warning: ignoring return value of 'scanf', declared with attribute warn_unused_result [-Wunused-result]
scanf("%d%d%d", &n1, &n2, &n3);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
foo.c:33:3: warning: ignoring return value of 'scanf', declared with attribute warn_unused_result [-Wunused-result]
scanf("%d", &a[i]);
^~~~~~~~~~~~~~~~~~
foo.c:36:3: warning: ignoring return value of 'scanf', declared with attribute warn_unused_result [-Wunused-result]
scanf("%d", &b[i]);
^~~~~~~~~~~~~~~~~~
foo.c:39:3: warning: ignoring return value of 'scanf', declared with attribute warn_unused_result [-Wunused-result]
scanf("%d", &c[i]);
^~~~~~~~~~~~~~~~~~
[Hydro](https://hydro.ac)提供评测服务