Borderou de evaluare (job #577099)

Eroare de compilare: user.c: In function ‘freq_uq’: user.c:27:17: warning: unused variable ‘c’ [-Wunused-variable] user.c: In function ‘unic’: user.c:47:5: error: ‘for’ loop initial declarations are only allowed in C99 mode user.c:47:5: note: use option -std=c99 or -std=gnu99 to compile your code user.c:51:9: error: ‘for’ loop initial declarations are only allowed in C99 mode user.c:55:13: error: ‘for’ loop initial declarations are only allowed in C99 mode user.c: In function ‘main’: user.c:73:11: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result]