Compilare: user.cpp: In function ‘void citire(int)’: user.cpp:18: warning: suggest parentheses around ‘&&’ within ‘||’ user.cpp:23: warning: suggest parentheses around ‘&&’ within ‘||’ user.cpp:29: warning: suggest parentheses around ‘&&’ within ‘||’ user.cpp:34: warning: suggest parentheses around ‘&&’ within ‘||’ user.cpp: In function ‘int cale(int, int)’: user.cpp:61: warning: comparison between signed and unsigned integer expressions user.cpp: In function ‘int main()’: user.cpp:91: warning: comparison between signed and unsigned integer expressions user.cpp: In function ‘int cale(int, int)’: user.cpp:68: warning: control reaches end of non-void function