Compilare: user.cpp: In function ‘int main()’: user.cpp:48:21: warning: unused variable ‘cap’ [-Wunused-variable] int node, drag, cap, j, p, n, m, dst, i, x, y, z, capNew, dNew; ^ user.cpp:48:38: warning: unused variable ‘dst’ [-Wunused-variable] int node, drag, cap, j, p, n, m, dst, i, x, y, z, capNew, dNew; ^ user.cpp:48:55: warning: unused variable ‘capNew’ [-Wunused-variable] int node, drag, cap, j, p, n, m, dst, i, x, y, z, capNew, dNew; ^ user.cpp:48:63: warning: unused variable ‘dNew’ [-Wunused-variable] int node, drag, cap, j, p, n, m, dst, i, x, y, z, capNew, dNew; ^ user.cpp:46:38: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("dragoni.in", "r", stdin); ^ user.cpp:47:40: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("dragoni.out", "w", stdout); ^ user.cpp:50:32: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d%d", &p, &n, &m); ^ user.cpp:52:30: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &dmax[i]); ^ user.cpp:54:36: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d%d", &x, &y, &z); ^