Eroare de compilare: user.cpp:2:18: error: conio.h: No such file or directory user.cpp: In function ‘float s(int)’: user.cpp:12: error: expected ‘;’ before ‘)’ token user.cpp:12: error: expected primary-expression before ‘)’ token user.cpp:12: error: expected ‘;’ before ‘)’ token user.cpp:13: error: ‘else’ without a previous ‘if’ user.cpp: At global scope: user.cpp:16: error: ‘::main’ must return ‘int’ user.cpp: In function ‘int main()’: user.cpp:21: error: ‘getch’ was not declared in this scope