foo.c: In function 'main':
foo.c:26:12: warning: ignoring return value of 'scanf', declared with attribute warn_unused_result [-Wunused-result]
     int N; scanf("%d",&N);
            ^~~~~~~~~~~~~~
foo.c:29:9: warning: ignoring return value of 'scanf', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%s %d %d %c %c %d",st[i].name,&st[i].f1,&st[i].f2,&st[i].p1,&st[i].p2,&st[i].num);
         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

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