Compilare: user.cpp: In function ‘int main()’: user.cpp:34:24: warning: unused variable ‘dmin’ [-Wunused-variable] int n, i, p, k,x1,y1, dmin, nodmin; ^ user.cpp:34:30: warning: unused variable ‘nodmin’ [-Wunused-variable] int n, i, p, k,x1,y1, dmin, nodmin; ^ user.cpp:36:29: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d%d", &n, &p, &k); ^ user.cpp:38:30: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d", &d[i], &c[i]); ^ user.cpp:45:26: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d", &x1, &y1); ^