Borderou de evaluare (job #90347)

Eroare de compilare: user.c:5:5: error: variably modified ‘A’ at file scope user.c:5:5: error: variably modified ‘A’ at file scope user.c: In function ‘main’: user.c:11:5: error: ‘for’ loop initial declarations are only allowed in C99 mode user.c:11:5: note: use option -std=c99 or -std=gnu99 to compile your code user.c:12:9: error: ‘for’ loop initial declarations are only allowed in C99 mode user.c:9:11: warning: unused variable ‘f’ [-Wunused-variable]