Borderou de evaluare (job #317671)

Eroare de compilare: user.c: In function ‘main’: user.c:10:5: error: ‘for’ loop initial declarations are only allowed in C99 mode user.c:10:5: note: use option -std=c99 or -std=gnu99 to compile your code user.c:14:13: error: redefinition of ‘i’ user.c:10:14: note: previous definition of ‘i’ was here user.c:14:5: error: ‘for’ loop initial declarations are only allowed in C99 mode user.c:21:13: error: redefinition of ‘i’ user.c:14:13: note: previous definition of ‘i’ was here user.c:21:5: error: ‘for’ loop initial declarations are only allowed in C99 mode user.c:25:13: error: redefinition of ‘i’ user.c:21:13: note: previous definition of ‘i’ was here user.c:25:5: error: ‘for’ loop initial declarations are only allowed in C99 mode user.c:31:13: error: redefinition of ‘i’ user.c:25:13: note: previous definition of ‘i’ was here user.c:31:5: error: ‘for’ loop initial declarations are only allowed in C99 mode user.c:9:11: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] user.c:11:15: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result]