el.cpp: In function 'void citire()': el.cpp:10: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result el.cpp:11: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result el.cpp:12: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result el.cpp:15: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result el.cpp: In function 'void parcurgere(int, int, int, int)': el.cpp:25: warning: suggest parentheses around '&&' within '||' el.cpp:25: warning: suggest parentheses around '&&' within '||'