Compilare: user.cpp: In function ‘int main()’: user.cpp:43:23: warning: unused variable ‘x’ [-Wunused-variable] int lgCar = i - 1, x, y; ^ user.cpp:43:26: warning: unused variable ‘y’ [-Wunused-variable] int lgCar = i - 1, x, y; ^ user.cpp:29:18: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &T); ^ user.cpp:33:25: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d", &n, &k); ^ user.cpp:34:24: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%s", car + 1); ^