Compilare: user.cpp: In function ‘void citire()’: user.cpp:15: warning: format ‘%d’ expects type ‘int*’, but argument 2 has type ‘long int*’ user.cpp:18: warning: format ‘%d’ expects type ‘int*’, but argument 2 has type ‘long int*’ user.cpp:18: warning: format ‘%d’ expects type ‘int*’, but argument 3 has type ‘long int*’ user.cpp:18: warning: format ‘%d’ expects type ‘int*’, but argument 4 has type ‘long int*’ user.cpp:13: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result user.cpp:14: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result user.cpp:15: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result user.cpp:18: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result user.cpp: In function ‘long int Df(int, int, int, int)’: user.cpp:31: warning: suggest explicit braces to avoid ambiguous ‘else’ user.cpp: In function ‘int main()’: user.cpp:45: warning: format ‘%d’ expects type ‘int’, but argument 2 has type ‘long int’ user.cpp: In function ‘long int Df(int, int, int, int)’: user.cpp:40: warning: control reaches end of non-void function