Compilare: user.cpp: In function ‘int main()’: user.cpp:30:27: warning: unused variable ‘d’ [-Wunused-variable] int n, m, i, j, s, t, d, k, y, x; ^ user.cpp: In function ‘void deplasare(int, int, int, int, int)’: user.cpp:78:15: warning: unused variable ‘d’ [-Wunused-variable] int i, j, d, x_aa, y_aa, ok, p1, p2; ^ user.cpp: In function ‘int main()’: user.cpp:27:34: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("cobai.in","r",stdin); ^ user.cpp:28:36: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("cobai.out","w",stdout); ^ user.cpp:34:24: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d",&n,&m); ^ user.cpp:36:28: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%s\n",linie); ^ user.cpp:48:22: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%s",linie); ^