cuburi4.cpp: In function 'int main()': cuburi4.cpp:43: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result cuburi4.cpp:44: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result cuburi4.cpp:46: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result cuburi4.cpp:53: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result cuburi4.cpp: In function 'int minimizare(int)': cuburi4.cpp:5: warning: 'p' may be used uninitialized in this function