Eroare de compilare: user.cpp: In function ‘void mult(char*, int)’: user.cpp:26: error: ‘calloc’ was not declared in this scope user.cpp:34: error: ‘free’ was not declared in this scope user.cpp: In function ‘int main()’: user.cpp:56: warning: unused variable ‘asd’ user.cpp:52: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result user.cpp:53: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result