Borderou de evaluare (job #843968)

Compilare: main.c: In function 'main': main.c:10:5: warning: ignoring return value of 'fscanf' declared with attribute 'warn_unused_result' [-Wunused-result] 10 | fscanf(in, "%d%d%d%d%d%d%d",&n,&k,&l,&c,&c1,&c2,&c3); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.c:12:9: warning: ignoring return value of 'fscanf' declared with attribute 'warn_unused_result' [-Wunused-result] 12 | fscanf(in, "%d%d",&dir,&p); | ^~~~~~~~~~~~~~~~~~~~~~~~~~ In file included from /usr/include/stdio.h:970, from main.c:1: In function 'fprintf', inlined from 'main' at main.c:30:9: /usr/include/bits/stdio2.h:111:10: warning: 'r' may be used uninitialized [-Wmaybe-uninitialized] 111 | return __fprintf_chk (__stream, __USE_FORTIFY_LEVEL - 1, __fmt, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 112 | __va_arg_pack ()); | ~~~~~~~~~~~~~~~~~ main.c: In function 'main': main.c:9:52: note: 'r' was declared here 9 | int n, k, l, c, c1, c2, c3, ok = 0, i, dir, p, r; | ^