Compilare: user.cpp:80: warning: integer constant is too large for ‘long’ type user.cpp: In function ‘int sss(char*, char*, int)’: user.cpp:31: warning: unused variable ‘dtmp’ user.cpp: In function ‘int main()’: user.cpp:100: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result user.cpp:102: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result