Eroare de compilare: user.cpp: In function ‘int main()’: user.cpp:20:15: error: invalid conversion from ‘char’ to ‘const char*’ [-fpermissive] printf(c[0]); ^ In file included from /usr/include/stdio.h:934:0, from user.cpp:1: /usr/include/i386-linux-gnu/bits/stdio2.h:103:1: error: initializing argument 1 of ‘int printf(const char*, ...)’ [-fpermissive] printf (__const char *__restrict __fmt, ...) ^ user.cpp:36:17: warning: array subscript has type ‘char’ [-Wchar-subscripts] k=a[c[i]]; ^ user.cpp:37:17: warning: array subscript has type ‘char’ [-Wchar-subscripts] l=b[c[i]]; ^ user.cpp:16:30: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(in,"%c",&c[n]); ^