Compilare: user.cpp: In function ‘int main()’: user.cpp:51:36: warning: narrowing conversion of ‘x’ from ‘int’ to ‘short int’ inside { } [-Wnarrowing] pred[nextx][nexty]={x,y}; x=nextx; y=nexty; ^ user.cpp:51:36: warning: narrowing conversion of ‘y’ from ‘int’ to ‘short int’ inside { } [-Wnarrowing] user.cpp:28:33: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("cub2.in","r",stdin); ^ user.cpp:29:35: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("cub2.out","w",stdout); ^ user.cpp:30:33: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d %d %d",&tip,&n,&m); ^