Compilare: user.cpp: In function ‘void citire()’: user.cpp:13: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result user.cpp:17: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result user.cpp: In function ‘int main()’: user.cpp:71: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result user.cpp:72: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result user.cpp: In function ‘void compconex0()’: user.cpp:25: warning: ‘c1’ may be used uninitialized in this function user.cpp:25: warning: ‘c2’ may be used uninitialized in this function user.cpp: In function ‘void selectie1_0()’: user.cpp:34: warning: ‘c1’ may be used uninitialized in this function user.cpp:34: warning: ‘c2’ may be used uninitialized in this function user.cpp: In function ‘int main()’: user.cpp:25: warning: ‘c1’ may be used uninitialized in this function user.cpp:25: note: ‘c1’ was declared here user.cpp:25: warning: ‘c2’ may be used uninitialized in this function user.cpp:25: note: ‘c2’ was declared here