d4nd@w1th3:~$ gcc test.c -o test
test.c: In function ‘main’:
test.c:35:9: warning: format ‘%s’ expects argument of type ‘char *’, but argument 2 has type ‘char (*)[20]’ [-Wformat=]
         scanf("%s",&nome);
         ^
test.c:39:9: warning: format ‘%s’ expects argument of type ‘char *’, but argument 2 has type ‘char (*)[20]’ [-Wformat=]
         scanf("%s",&endereco);
         ^
test.c:45:9: warning: format ‘%s’ expects argument of type ‘char *’, but argument 2 has type ‘char (*)[10]’ [-Wformat=]
         scanf("%s",&bairro);
         ^
test.c:47:9: warning: format ‘%s’ expects argument of type ‘char *’, but argument 2 has type ‘char (*)[15]’ [-Wformat=]
         scanf("%s",&cidade);
         ^
test.c:49:9: warning: format ‘%s’ expects argument of type ‘char *’, but argument 2 has type ‘char (*)[15]’ [-Wformat=]
         scanf("%s",&estado);
         ^
test.c:57:9: warning: passing argument 1 of ‘strcmp’ makes pointer from integer without a cast [enabled by default]
         if(strcmp(menu2,'S')==0)
         ^
In file included from test.c:3:0:
/usr/include/string.h:144:12: note: expected ‘const char *’ but argument is of type ‘int’
 extern int strcmp (const char *__s1, const char *__s2)
            ^
test.c:57:9: warning: passing argument 2 of ‘strcmp’ makes pointer from integer without a cast [enabled by default]
         if(strcmp(menu2,'S')==0)
         ^
In file included from test.c:3:0:
/usr/include/string.h:144:12: note: expected ‘const char *’ but argument is of type ‘int’
 extern int strcmp (const char *__s1, const char *__s2)