Borderou de evaluare (job #128898)

Eroare de compilare: user.c:4:1: warning: return type defaults to ‘int’ [-Wreturn-type] user.c: In function ‘main’: user.c:14:17: warning: multi-character character constant [-Wmultichar] user.c:16:24: error: lvalue required as left operand of assignment user.c:18:7: error: called object ‘a’ is not a function user.c:23:18: error: expected ‘)’ before string constant user.c:23:18: error: too few arguments to function ‘fprintf’ user.c:29:5: warning: statement with no effect [-Wunused-value] user.c:29:6: error: expected ‘;’ before ‘{’ token user.c:32:15: warning: left-hand operand of comma expression has no effect [-Wunused-value] user.c:32:19: error: expected ‘;’ before ‘)’ token user.c:11:23: warning: variable ‘nr’ set but not used [-Wunused-but-set-variable] user.c:6:9: warning: unused variable ‘m’ [-Wunused-variable] user.c:36:1: warning: control reaches end of non-void function [-Wreturn-type]