Compilare: user.cpp: In function ‘int main()’: user.cpp:57:16: warning: unused variable ‘cdiv’ [-Wunused-variable] int i, n, op, cdiv, cnr, x, lastNr; ^ user.cpp:57:22: warning: unused variable ‘cnr’ [-Wunused-variable] int i, n, op, cdiv, cnr, x, lastNr; ^ user.cpp:57:30: warning: unused variable ‘lastNr’ [-Wunused-variable] int i, n, op, cdiv, cnr, x, lastNr; ^ user.cpp:59:17: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &n); ^ user.cpp:62:25: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d", &op, &x); ^