Eroare de compilare: user.cpp: In function ‘int main()’: user.cpp:12:10: error: invalid conversion from ‘FILE* {aka _IO_FILE*}’ to ‘int’ [-fpermissive] fgets(s,f); ^ user.cpp:12:10: error: too few arguments to function ‘char* fgets(char*, int, FILE*)’ In file included from /usr/local/include/c++/4.8.0/cstdio:42:0, from /usr/local/include/c++/4.8.0/ext/string_conversions.h:43, from /usr/local/include/c++/4.8.0/bits/basic_string.h:2817, from /usr/local/include/c++/4.8.0/string:52, from /usr/local/include/c++/4.8.0/bits/locale_classes.h:40, from /usr/local/include/c++/4.8.0/bits/ios_base.h:41, from /usr/local/include/c++/4.8.0/ios:42, from /usr/local/include/c++/4.8.0/ostream:38, from /usr/local/include/c++/4.8.0/iostream:39, from user.cpp:1: /usr/include/stdio.h:604:14: note: declared here extern char *fgets (char *__restrict __s, int __n, FILE *__restrict __stream) ^ user.cpp:15:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0;i<strlen(s);i++) ^ user.cpp:27:9: error: expected ‘}’ at end of input return 0; ^