Borderou de evaluare (job #757880)

Compilare: main.c: In function 'main': main.c:9:5: warning: ignoring return value of 'fscanf' declared with attribute 'warn_unused_result' [-Wunused-result] 9 | fscanf(fin,"%d%d",&a,&b); | ^~~~~~~~~~~~~~~~~~~~~~~~ main.c:58:9: warning: pointer 'fin' may be used after 'fclose' [-Wuse-after-free] 58 | fprintf(fin,"-1"); | ^~~~~~~~~~~~~~~~~ main.c:10:5: note: call to 'fclose' here 10 | fclose(fin); | ^~~~~~~~~~~ main.c:34:9: warning: pointer 'fin' may be used after 'fclose' [-Wuse-after-free] 34 | fprintf(fin,"-1"); | ^~~~~~~~~~~~~~~~~ main.c:10:5: note: call to 'fclose' here 10 | fclose(fin); | ^~~~~~~~~~~ In file included from /usr/include/stdio.h:906, from main.c:1: In function 'fprintf', inlined from 'main' at main.c:34:9: /usr/include/bits/stdio2.h:79:10: warning: pointer 'fin' may be used after 'fclose' [-Wuse-after-free] 79 | return __fprintf_chk (__stream, __USE_FORTIFY_LEVEL - 1, __fmt, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 80 | __va_arg_pack ()); | ~~~~~~~~~~~~~~~~~ main.c: In function 'main': main.c:10:5: note: call to 'fclose' here 10 | fclose(fin); | ^~~~~~~~~~~ In function 'fprintf', inlined from 'main' at main.c:58:9: /usr/include/bits/stdio2.h:79:10: warning: pointer 'fin' may be used after 'fclose' [-Wuse-after-free] 79 | return __fprintf_chk (__stream, __USE_FORTIFY_LEVEL - 1, __fmt, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 80 | __va_arg_pack ()); | ~~~~~~~~~~~~~~~~~ main.c: In function 'main': main.c:10:5: note: call to 'fclose' here 10 | fclose(fin); | ^~~~~~~~~~~