Compilare: user.cpp: In function ‘int main()’: user.cpp:22: warning: format ‘%s’ expects type ‘char*’, but argument 3 has type ‘char (*)[100005]’ user.cpp:25: warning: comparison between signed and unsigned integer expressions user.cpp:22: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result user.cpp:23: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result user.cpp:24: warning: ignoring return value of ‘char* fgets(char*, int, FILE*)’, declared with attribute warn_unused_result user.cpp:20: warning: ‘n.node::ind2’ may be used uninitialized in this function In file included from /usr/include/stdio.h:910, from user.cpp:1: In function ‘char* fgets(char*, int, FILE*)’, inlined from ‘int main()’ at user.cpp:24: /usr/include/bits/stdio2.h:253: warning: call to ‘__fgets_chk_warn’ declared with attribute warning: fgets called with bigger size than length of destination buffer