Compilare: user.cpp: In function ‘void init()’: user.cpp:13:11: warning: unused variable ‘j’ [-Wunused-variable] int i,j; ^ user.cpp: In function ‘int main()’: user.cpp:90:28: warning: format ‘%d’ expects argument of type ‘int*’, but argument 2 has type ‘short int*’ [-Wformat=] scanf("%d%d%d",&n,&m,&l); ^ user.cpp:90:28: warning: format ‘%d’ expects argument of type ‘int*’, but argument 3 has type ‘short int*’ [-Wformat=] user.cpp:90:28: warning: format ‘%d’ expects argument of type ‘int*’, but argument 4 has type ‘short int*’ [-Wformat=] user.cpp:87:11: warning: unused variable ‘j’ [-Wunused-variable] int i,j; ^ user.cpp:88:37: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("immortal.in","r",stdin); ^ user.cpp:89:39: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("immortal.out","w",stdout); ^ user.cpp:90:29: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d%d",&n,&m,&l); ^ user.cpp:93:38: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%hd%hd",&px[i],&py[i]); ^